Inventor
Wei Xiong
Inventor
Madison, AL, US
Overview
Patents· 219 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating19%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications11%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems8%
G06FElectric digital data processing3%
A61BDiagnosis3%
H01LSemiconductor devices2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
B82YSpecific uses or applications of nanostructures2%
G02BOptical elements, systems or apparatus2%
G11BInformation storage based on relative movement between record carrier and transducer2%
PatentTitleYear
10,878,575Foreground-aware image inpainting202010,867,610Computerized intelligent assistant for conferences202010,861,617Graphene oxide-coated graphitic foil and processes for producing same202010,830,976Splicing and termination tray, distribution frame, and fiber distribution terminal202010,823,681System and method for imaging a surface defect on an object2020D0900369Flashlight202010,784,678Damped PI-type filter Y-type capacitance network for radiated and conducted emission202010,771,272Throttling and prioritization for multichannel audio and/or multiple data streams for conferencing202010,743,382Closed loop frequency control method for a self-oscillating circuit202010,707,763Partially clamped resonant half-bridge converter for highly efficient constant power LED driver with inherent hard-switching protection202010,707,746Power converter with independent multiplier input for PFC circuit202010,687,896Computer-aided planning of liver surgery202010,686,217Lithium-sulfur secondary battery containing gradient electrolyte202010,631,724Method and system for dynamically measuring tear film breakup and irregularity using corneal topography and wavefront aberrometry202010,622,887Adaptive off time control to improve total harmonic distortion and power factor for critical mode flyback type PFC circuits202010,624,163Lighting device with output buffer circuit for stability during no-load or standby operation202010,614,842Thin-film piezoelectric-material element with protective film composition and insulating film through hole exposing lower electrode film202010,607,641Head gimbal assembly thin-film piezoelectric-material element arranged in step part configuration with protective films202010,591,230Unitary graphene-based composite material202010,583,039Method and system for eye measurements and cataract surgery planning using vector function derived from prior surgeries202010,582,846Method and system for eye measurements and cataract surgery planning using vector function derived from prior surgeries202010,582,847Method and system for eye measurements and cataract surgery planning using vector function derived from prior surgeries202010,581,321Flyback converter with multiplier signal control circuit and method202010,575,065Message sending method and device, code stream processing method and device202010,566,482Inorganic coating-protected unitary graphene material for concentrated photovoltaic applications202010,566,614Rare earth based hydrogen storage alloy and application thereof202010,560,993Dimming controller for LED driver and method of indirect power estimation202010,553,339Common-mode choke with integrated RF inductor winding202010,554,122Low loss voltage feedback method for power factor correction circuits202010,506,923Optical imaging and measurement systems and methods for cataract surgery and treatment planning201910,510,346Systems, methods, and computer-readable storage device for generating notes for a meeting based on participant actions and machine learning201910,501,538Anti-LILRB antibodies and their use in detecting and treating cancer201910,483,864Method for detecting short circuit conditions in frequency control loop components201910,476,399Frequency control method for self-oscillating circuit201910,461,493Wavelength locker using multiple feedback curves to wavelength lock a beam201910,456,026Apparatus, system, and method for intraocular lens power calculation using a regression formula incorporating corneal spherical aberration201910,416,091Defect inspection method and apparatus using micro lens matrix201910,362,644Flyback converter with load condition control circuit201910,362,652Lighting device with dimming reference control method to stabilize low output current201910,349,910Method and apparatus for assessing blood vessel stenosis201910,326,377Circuit and method for indirect primary-side load current sensing in an isolated power supply201910,320,283Resonant converter with pre-charging circuit for startup protection201910,320,303Frequency controlled dummy load to stabilize PFC operation at light load conditions201910,320,181Failure detection and alerting circuit for a common mode surge protection device in an LED driver201910,287,659High-formability and super-strength cold-rolled steel sheet201910,276,196Thin-film piezoelectric material substrate, thin-film piezoelectric material element, head gimbal assembly, ink jet head and method of manufacturing the thin-film piezoelectric material element201910,243,473Gate drive IC with adaptive operating mode201910,229,862Thermal management system containing a graphene oxide-coated graphitic foil laminate for electronic device application201910,186,812Ferrite wafer and connector assembly for EMI noise suppression on a printed circuit board201910,186,809Printed circuit board connector with integrated EMI noise suppression201910,181,557Thin film piezoelectric element and manufacturing method thereof201910,178,720Low standby power control circuit for LED driver201910,161,056Heat dissipation system comprising a unitary graphene monolith201810,127,700Generation of display overlay parameters utilizing touch inputs201810,128,740Dynamic AC impedance stabilization in a flyback LED driver201810,103,538Surge protection circuit for a half-bridge power converter201810,098,202Constant current source with output voltage range and self-clamping output voltage201810,098,194Current and voltage control circuit and method for a class II LED driver201810,050,405Wavelength locker using multiple feedback curves to wavelength lock a beam201810,041,984Input voltage sense circuit for boost power factor correction in isolated power supplies201810,039,159AC LED driver with capacitive switching20189,990,004Optical detection of bending motions of a flexible display20189,974,147Integrated LED driver for wireless communication20189,974,129Circuit and method for LED current regulation and ripple control20189,972,964Polarization-based dual channel wavelength locker20189,913,354'Unpowered tuning interface circuit for an LED driver'20189,913,346'Surge protection system and method for an LED driver'20189,913,335'LED driver circuit with three level step dimming interface'20189,899,120'Graphene oxide-coated graphitic foil and processes for producing same'20189,894,718'Constant current source LED driver circuit with self-clamped output'20189,890,469'Process for unitary graphene layer or graphene single crystal'20189,882,238'Lithium-sulfur secondary battery containing gradient electrolyte'20189,844,118'AC LED driver circuit'20179,835,390Unitary graphene material-based integrated finned heat sink20179,837,913Control method to avoid capacitive mode switching for resonant converters20179,837,194Output transformer and resonant inductor in a combined magnetic structure20179,826,583'Auxiliary power supply with dynamically adjustable output'20179,820,351'Circuit and method for abnormal fault testing in an LED driver'20179,807,830'LED driver circuit with step configurable output'20179,804,692'System and method for generating haptic feedback in stylus'20179,787,195'Primary current sensing method for isolated LED driver'20179,769,896'LED driver with offline tuning interface using hot and neutral inputs'20179,769,890'Circuit and method for eliminating power-off flash for LED drivers'20179,723,667'Output tuning and dimming interface for an LED driver'20179,723,695'Power line communication method and apparatus using downstream current modulation'20179,722,169'Thin-film piezoelectric material element, head gimbal assembly and hard disk drive'20179,710,098'Method and apparatus to reduce latency of touch events'20179,697,803'Method and apparatus to reduce display latency of touch events using image replications'20179,693,404'Negative current sensing method for multi-channel LED driver'20179,693,411'LED driver configuration and dimming interface for dynamic adjustment of driver operating parameters'20179,685,141'MDLL/PLL hybrid design with uniformly distributed output phases'20179,681,512'Combined wireless voltage controlled dimming interface for an LED driver'20179,674,907'Input surge protection circuit and method for a non-isolated buck-boost LED driver'20179,668,309'LED driver providing constant output power across a wide output voltage and current range'20179,645,597'Circuit and method for indirectly sensing current and voltage in a floating output power supply'20179,646,637'Thin-film piezoelectric material element, head gimbal assembly and hard disk drive'20179,648,678'LED driver circuit with dimming control and programming interfaces'20179,638,171'System and methods for controlling wind turbine'20179,629,209'Offline tuning interface for LED drivers'20179,618,164'Adapter for retrofitting LED lamps, method of use, and lighting fixture with retrofit adapter'20179,588,192'Magnetic sensor chip and magnetic sensor'20179,583,073'Adaptive startup method for constant current LED drivers'20179,577,540'Multi-stage flyback converter for wide input voltage range applications'20179,561,955'Graphene oxide gel bonded graphene composite films and processes for producing same'20179,563,073'Combined splitter, isolator and spot-size converter'20179,546,403'Substrate for methylated DNA testing'20179,533,889'Unitary graphene layer or graphene single crystal'20179,536,495'System for relayed data transmission in a high-speed serial link'20179,520,711'Gate drive integrated circuit with input line overvoltage protection for a half-bridge power converter'20169,489,331'Method and protocol for high-speed data channel detection control'20169,483,176'Method and apparatus to reduce display lag of soft keyboard presses'20169,480,126'Method to detect uneven AC load or parallel load removal'20169,468,369'Model eye producing a speckle pattern having a reduced bright-to-dark ratio for use with optical measurement system for cataract diagnostics'20169,450,171'Thin film piezoelectric element and manufacturing method thereof, micro-actuator, head gimbal assembly and disk drive unit with the same'20169,438,349'Optical module, line card and optical communications system'20169,431,893'Stability control of a power factor correction circuit using adaptive mulitplier voltage feedback'20169,426,851'Dimmable LED driver based on self-oscillating soft-switching LLC series resonant inverter topology'20169,420,670'Controller and receiver for a power line communication system'20169,419,514'High power factor DC power supply with variable gain converter and fast-averaging control loop'20169,401,469'Thin-film piezoelectric material element, method of manufacturing the same, head gimbal assembly, hard disk drive, ink jet head, variable focus lens and sensor'20169,383,840'Method and apparatus to reduce display lag using image overlay'20169,379,533'Input surge protection circuit and method for an LED load'20169,379,650'Enhanced inductive sense using mutual inductance'20169,369,050'Indirect current sensing method for a constant current flyback converter'20169,370,061'High power factor constant current buck-boost power converter with floating IC driver control'20169,360,905'Thermal management system containing an integrated graphene film for electronic devices'20169,363,932'Integrated graphene film heat spreader for display devices'20169,363,862'Automatic current and reference gain control for wide range current control'20169,307,587'Constant current source based on self-oscillating soft-switching LLC converter topology'20169,295,143'Wireless controlled lighting system with shared signal path on output wires'20169,295,145'Multifunction magnetic device with multiple cores and coils'20169,240,726'Dimming LED driver circuit with dynamically controlled resonant tank gain'20169,237,636'Self-clamped resonant filament heating circuit'20169,237,617'LED driver with inherent current limiting and soft startup capability'20169,237,621'Current control circuit and method for floating IC driven buck-boost converter'20169,237,613'Constant current control for an LED driver circuit using a microcontroller-based oscillator controlled by a differential error feedback signal from a proportional and integration control loop'20169,208,920'Unitary graphene matrix composites containing carbon or graphite fillers'20159,203,321'Non-isolated resonant DC-DC converter with boost-type voltage doubler output'20159,190,830'Overcurrent protection circuit and method for an LED driver'20159,173,256'Dimmable LED driver based on parallel resonant current fed self-oscillating topology'20159,136,054'Reduced leakage inductance transformer and winding methods'20159,125,259'Constant current drive circuit for multi-channel LED lighting'20159,125,250'Constant current control based on indirect current sensing for critical conduction mode buck converter'20159,095,022'Constant current driver based on critical condition mode buck converter'20159,085,076'Surface-mediated cell-driven power tools and methods of operating same'20159,069,135'Optical depolarizer'20159,066,406'LED driver and protection circuit for output short conditions'20158,947,020'End of life control for parallel lamp ballast'20158,947,015'Indirect line voltage conduction angle sensing for a chopper dimmed ballast'20158,922,131'Series resonant inverter with capacitive power compensation for multiple lamp parallel operation'20148,896,213'Adaptive lamp warm up control for dimming ballast based on lamp impedance sensing'20148,847,512'Program start ballast having resonant filament heating circuit with clamped quality factor'20148,834,737'Method for making carbon nanotube composite films'20148,823,361'Electrical current sensor device'20148,778,216'Slow release anti-icing material for bituminous pavement and preparation method thereof'20148,749,717'Method, apparatus and remote control for annular-selector based television interaction'20148,721,549'Frame averaging circuit for use in an ultrasound imaging system'20148,698,424'Power line dimming controller and receiver'20148,699,244'Electronic ballast with load-independent and self-oscillating inverter topology'20148,679,339'Refuse landfill leachate wastewater treatment system and technology'20148,622,546'Method of locating valid light spots for optical measurement and optical measurement instrument employing method of locating valid light spots'20148,610,366'Lighting ballast and method for balancing multiple independent resonant tanks'20138,598,742'Server and method for detecting work state of power transformers'20138,593,078'Universal dimming ballast platform'20138,581,497'Electronic ballast circuit and method for detecting removal of parallel connected lamp filaments in low level dimming'20138,553,815'Gain control for a receiver in a multi-carrier communication system'20138,482,213'Electronic ballast with pulse detection circuit for lamp end of life and output short protection'20138,471,475'Modular dimming ballast with decoupled half-bridge topology'20138,446,976'Signal generator with adjustable phase'20138,441,203'Dimming electronic ballast for true parallel lamp operation'20138,427,074'PLC controller and discharge lighting ballast receiver with high noise immunity'20138,385,474'Signal generator with adjustable frequency'20138,378,579'Ballast circuit for a gas discharge lamp with a control loop to reduce filament heating voltage below a maximum heating level'20138,354,795'Program start ballast with true parallel lamp operation'20138,350,678'Power line dimming controller and receiver'20138,339,056'Lamp ballast with protection circuit for input arcing and line interruption'20128,331,627'Method and system for generating an entirely well-focused image of a large three-dimensional scene'20128,324,813'Electronic ballast with frequency independent filament voltage control'20128,310,160'Anti-arcing circuit for current-fed parallel resonant inverter'20128,299,727'Anti-arcing protection circuit for an electronic ballast'20128,288,956'Lamp preheat circuit for a program start ballast with filament voltage cut-back in steady state'20128,282,560'Frame averaging circuit for use in an ultrasound imaging system'20128,278,835'Modular electronic ballast'20128,274,234'Dimming ballast with parallel lamp operation'20128,258,712'Ballast circuit for reducing lamp striations'20128,260,024'Systems and methods for measuring surface shape'20128,203,273'Ballast circuit for a gas discharge lamp that reduces a pre-heat voltage to the lamp filaments during lamp ignition'20128,183,791'System and method for preventing low dimming current startup flash'20128,126,246'Systems and methods for measuring surface shape'20128,061,986'Wind turbine blades with controllable aerodynamic vortex elements'20118,019,880'Method for distributing service according to terminal type'20117,988,293'Method of qualifying light spots for optical measurements and measurement instrument employing method of qualifying light spots'20117,977,894'Programmed start ballast for gas discharge lamps'20117,965,805'Signal generator with signal tracking'20117,952,303'Electronic ballast for a gas discharge lamp with controlled filament heating during dimming'20117,923,942'Constant current source mirror tank dimmable ballast for high impedance lamps'20117,896,613'System and method for wind turbine noise control and damage detection'20117,843,141'Low cost step dimming interface for an electronic ballast'2010RE041582'S-band low-noise amplifier with self-adjusting bias for improved power consumption and dynamic range in a mobile environment'20107,773,702'Gain control for a receiver in a multi-carrier communication system'20107,772,713'Method and system for controlling a wind turbine'20107,768,755'Over-voltage protection and automatic re-strike circuit for an electronic ballast'20107,679,294'Method and system to eliminate fluorescent lamp striations by using capacitive energy compensation'20107,660,569'Methods and apparatus for digital jammer detection'20107,519,236'Image retrieval'20097,430,526'Functional pricing for computer internet market'20087,420,336'Method of controlling cathode voltage with low lamp\'s arc current'20087,376,274'Method and apparatus for use in video searching'20087,324,340'Conductive cooling pad for use with a laptop computer'20087,221,776'Video stabilizer'20077,123,769'Shot boundary detection'20067,103,321'Power amplifier bypass in a half-duplex IC'20066,888,704'Method and system for providing high sensitivity giant magnetoresistive sensors'20056,861,937'Double winding twin coil for thin-film head writer'20056,735,424'S-band low-noise amplifier with self-adjusting bias for improved power consumption and dynamic range in a mobile environment'20046,709,250'Gear and a fluid machine with a pair of gears'20046,537,428'Stable high rate reactive sputtering'20036,190,516'High magnetic flux sputter targets with varied magnetic permeability in selected regions'20015,989,673'Caromium-tantalum oxides (Cr-TaO.sub.x), sputtering targets and thin film seedlayer/sublayers for thin film magnetic recording media'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2018Patents assigned to XIONG WEI (52)· patent assignee history
2010–2020Patents assigned to UNIVERSAL LIGHTING TECH INC (109)· patent assignee history
2010–2020Based in Madison, AL, US· patent location history
2011–2020Patents assigned to AMO WAVEFRONT SCIENCES LLC (11)· patent assignee history
2011–2020Based in Albuquerque, NM, US· patent location history
2011–2020Based in Shenzhen, CN· patent location history
2012–2015Patents assigned to RADZINSKI CHRISTOPHER (10)· patent assignee history
2015–2020Patents assigned to NANOTEK INSTRUMENTS INC (14)· patent assignee history
2015–2020Based in Dayton, OH, US· patent location history
2016–2018Based in Mountain View, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIVERSAL LIGHTING TECH INC | 109 | 2010–2020 |
| XIONG WEIself | 52 | 2008–2018 |
| NANOTEK INSTRUMENTS INC | 14 | 2015–2020 |
| AMO WAVEFRONT SCIENCES LLC | 11 | 2011–2020 |
| RADZINSKI CHRISTOPHER | 10 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Madison, AL, US | 115 | 2010–2020 |
| Albuquerque, NM, US | 11 | 2011–2020 |
| Shenzhen, CN | 10 | 2011–2020 |
| Mountain View, California, US | 10 | 2016–2018 |
| Dayton, OH, US | 8 | 2015–2020 |