Inventor

David W. Burns

Inventor

San Jose, CA, US

Overview

1983–2020

Patent span

Physics

Primary field (CPC G)

Patents· 98 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary

G06FElectric digital data processing15%

G06VImage or video recognition or understanding12%

G06KGraphical data reading11%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure9%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%

Y10TTechnical subjects covered by former us classification5%

G01SRadio direction-finding4%

H10NElectric solid-state devices not otherwise provided for4%

H01LSemiconductor devices3%

G02BOptical elements, systems or apparatus3%

PatentTitleYear

10,735,865Transducer with piezoelectric, conductive and dielectric membrane2020 10,733,409Hybrid capacitive and ultrasonic sensing2020 10,678,712Method and apparatus for bus lock assistance2020 10,569,302Biometric sensor with force detection and ultrasonic imaging capability2020 10,552,658Biometric sensor with finger-force navigation2020 10,515,255Fingerprint sensor with bioimpedance indicator2019 10,503,948Multi-spectral ultrasonic imaging2019 10,497,748Integrated piezoelectric micromechanical ultrasonic transducer pixel and array2019 10,478,858Piezoelectric ultrasonic transducer and process2019 10,438,040Multi-functional ultrasonic fingerprint sensor2019 10,410,034Ultrasonic biometric system with harmonic detection2019 10,366,269Biometric system with photoacoustic imaging2019 10,274,590Ultrasonic imaging with acoustic resonant cavity2019 10,235,551Biometric system with photoacoustic imaging2019 10,235,552Hybrid capacitive and ultrasonic sensing2019 10,216,650Method and apparatus for bus lock assistance2019 10,209,072Stacked lateral overlap transducer (SLOT) based three-axis accelerometer2019 10,146,981Fingerprint enrollment and matching with orientation sensor input2018 10,140,534Ultrasonic imaging devices and methods2018 10,067,229Receive-side beam forming for an ultrasonic image sensor2018 10,036,734Ultrasonic sensor with bonded piezoelectric layer2018 10,032,008Trust broker authentication method for mobile devices2018 10,031,602Multifunctional pixel and display2018 10,001,552Three-port piezoelectric ultrasonic transducer2018 10,003,888Transducer with piezoelectric, conductive and dielectric membrane2018 9,953,233Multi-stage liveness determination2018 9,945,818Ultrasonic authenticating button2018 9,911,184'Air/object determination for biometric sensors'2018 9,880,948'Method and apparatus for bus lock assistance'2018 9,815,087'Micromechanical ultrasonic transducers and display'2017 9,798,372'Devices and methods of sensing combined ultrasonic and infrared signal'2017 9,665,763'Finger/non-finger determination for biometric sensors'2017 9,654,978'Asset accessibility with continuous authentication for mobile devices'2017 9,639,765'Multi-stage liveness determination'2017 9,626,194'Thread livelock unit'2017 9,606,606'Multifunctional pixel and display'2017 9,582,705'Layered filtering for biometric sensors'2017 9,551,783'Display with backside ultrasonic sensor array'2017 9,524,415'Test techniques for assessing ultrasonic fingerprint sensors'2016 9,524,263'Method and apparatus for bus lock assistance'2016 9,494,995'Devices and methods of sensing'2016 9,465,429'In-cell multifunctional pixel and display'2016 9,455,560'Closure seal method and apparatus for wall mount enclosure'2016 9,323,393'Display with peripherally configured ultrasonic biometric sensor'2016 9,195,879'Air/object determination for biometric sensors'2015 9,032,796'Stacked lateral overlap transducer (SLOT) based three-axis accelerometer'2015 9,021,880'Micromachined piezoelectric three-axis gyroscope and stacked lateral overlap transducer (slot) based three-axis accelerometer'2015 9,024,910'Touchscreen with bridged force-sensitive resistors'2015 9,019,240'Optical touch device with pixilated light-turning features'2015 8,850,165'Method and apparatus for assigning thread priority in a processor or the like'2014 8,824,706'Piezoelectric microphone fabricated on glass'2014 8,811,636'Microspeaker with piezoelectric, metal and dielectric membrane'2014 8,743,082'Controller architecture for combination touch, handwriting and fingerprint sensor'2014 8,724,832'Piezoelectric microphone fabricated on glass'2014 8,516,577'Regulating atomic memory operations to prevent denial of service attack'2013 8,276,149'Thread livelock reduction unit'2012 7,987,346'Method and apparatus for assigning thread priority in a processor or the like'2011 7,877,583'Method and apparatus for assigning thread priority in a processor or the like'2011 7,748,001'Multi-thread processing system for detecting and handling live-lock conditions by arbitrating livelock priority of logical processors based on a predertermined amount of time'2010 7,605,391'Optically coupled resonator'2009 7,590,784'Detecting and resolving locks in a memory unit'2009 7,499,604'Optically coupled resonant pressure sensor and process'2009 7,454,600'Method and apparatus for assigning thread priority in a processor or the like'2008 7,443,509'Optical and electronic interface for optically coupled resonators'2008 7,379,629'Optically coupled resonant pressure sensor'2008 7,176,048'Optically coupled sealed-cavity resonator and process'2007 7,010,669'Determining whether thread fetch operation will be blocked due to processing of another thread'2006 6,763,723'Fiber-optic vibration sensor based on frequency modulation of light-excited oscillators'2004 6,651,158'Determination of approaching instruction starvation of threads based on a plurality of conditions'2003 6,557,419'Zero TCF thin film resonator'2003 6,351,996'Hermetic packaging for semiconductor pressure sensors'2002 6,346,742'Chip-scale packaged pressure sensor'2002 6,255,728'Rigid encapsulation package for semiconductor devices'2001 6,246,638'Fiber-optic vibration sensor based on frequency modulation of light-excited oscillators'2001 6,229,190'Compensated semiconductor pressure sensor'2001 6,147,397'Stress isolated integrated circuit and method for making'2000 6,006,607'Piezoresistive pressure sensor with sculpted diaphragm'1999 5,808,210'Thin film resonant microbeam absolute pressure sensor'1998 5,780,742'Mechanical resonance, silicon accelerometer'1998 5,772,322'Resonant microbeam temperature sensor'1998 5,747,705'Method for making a thin film resonant microbeam absolute'1998 5,714,690'Piezoresistive silicon pressure sensor manufacture implementing long diaphragms with large aspect ratios'1998 5,559,358'Opto-electro-mechanical device or filter, process for making, and sensors made therefrom'1996 5,550,516'Integrated resonant microbeam sensor and transistor oscillator'1996 5,511,427'Cantilevered microbeam temperature sensor'1996 5,485,753'Piezoresistive silicon pressure sensor implementing long diaphragms with large aspect ratios'1996 5,458,000'Static pressure compensation of resonant integrated microbeam sensors'1995 5,417,115'Dielectrically isolated resonant microsensors'1995 5,275,055'Resonant gauge with microbeam driven in constant electric field'1994 5,146,938'Cleaning of mill gears'1992 5,056,096'Hybrid doped fiber-semiconductor amplifier ring laser source'1991 5,031,648'Cleaning of mill gears'1991 4,996,082'Sealed cavity semiconductor pressure transducers and method of producing the same'1991 4,897,360'Polysilicon thin film process'1990 4,853,669'Sealed cavity semiconductor pressure transducers and method of producing the same'1989 4,744,863'Sealed cavity semiconductor pressure transducers and method of producing the same'1988 D0291034'Rocking chair'1987 D0271728'Rocking chair'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2016Patents assigned to BURNS DAVID W (12)· patent assignee history

1988–1991Based in Madison, WI, US· patent location history

1991–1992Based in Vernon, CA· patent location history

1994–1998Patents assigned to HONEYWELL INC (12)· patent assignee history

1994–2003Based in Minneapolis, MN, US· patent location history

1999–2020Based in San Jose, CA, US· patent location history

2003–2020Patents assigned to INTEL CORP (15)· patent assignee history

2003–2020Based in Portland, OR, US· patent location history

2014–2015Patents assigned to BURNS DAVID WILLIAM (8)· patent assignee history

2015–2020Patents assigned to QUALCOMM INC (35)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
QUALCOMM INC	35	2015–2020
INTEL CORP	15	2003–2020
BURNS DAVID Wself	12	1983–2016
HONEYWELL INC	12	1994–1998
BURNS DAVID WILLIAMself	8	2014–2015

Locations

Location	Patents	Span
San Jose, California, US	60	1999–2020
Portland, OR, US	15	2003–2020
Minneapolis, Minnesota, US	13	1994–2003
Madison, WI, US	4	1988–1991
Vernon, CA	2	1991–1992