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Inventor

David T. Amm

Inventor
Sunnyvale, CA, US

Overview

72→
Patents
2003–2021
Patent span
Physics
Primary field (CPC G)

Patents· 72 as inventor

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

G06Fprimary
G06FElectric digital data processing29%
G02BOptical elements, systems or apparatus18%
H03KPulse technique6%
F21VFunctional features or details of lighting devices or systems thereof4%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted4%
Y10TTechnical subjects covered by former us classification4%
B81BMicrostructural devices or systems, e.g. micromechanical devices3%
H04BTransmission3%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure2%
G08BSignalling systems, e.g. personal calling systems2%
PatentTitleYear
10,901,559Disappearing button or slider202110,735,106Mobile device with ultrasound ranging202010,707,971Ultrasound ranging for mobile devices202010,452,210Methods and apparatus for capacitive sensing201910,359,884Ground detection for touch sensitive device201910,309,849Force sensor for use in an input device and methods for constructing and using the sensor201910,289,235Touch and hover switching201910,268,303Touch and hover sensing201910,198,108Concurrent signal detection for touch and hover sensing201910,146,383Disappearing button or slider201810,001,885Methods and apparatus for capacitive sensing20189,851,813Force sensing for fine tracking control of mouse cursor20179,851,829Signal processing for touch and hover sensing display device20179,836,158Touch and hover sensor compensation20179,658,698'Using measurement of lateral force for a tracking input device'20179,639,178'Optical stylus'20179,639,187'Using vibration to determine the motion of an input device'20179,632,622'Ground detection for touch sensitive device'20179,457,379'Ultrasonic MEMS transmitter'20169,400,579'Disappearing button or slider'20169,395,817'Method and apparatus for localization of haptic feedback'20169,335,868'Capacitive sensor behind black mask'20169,323,398'Touch and hover sensing'20169,268,431'Touch and hover switching'20169,128,540'Force sensor for use in an input device and methods for constructing and using the sensor'20159,098,138'Concurrent signal detection for touch and hover sensing'20159,041,650'Using measurement of lateral force for a tracking input device'20158,982,060'Touch and hover sensor compensation'20158,947,305'Electronic devices with capacitive proximity sensors for proximity-based radio-frequency power control'20158,915,596'Method and apparatus for concealing sensors and other components of electronic devices'20148,890,668'Method and apparatus for localization of haptic feedback'20148,886,217'Location-sensitive security levels and setting profiles based on detected location'20148,796,885'Combining power from multiple resonance magnetic receivers in resonance magnetic power system'20148,799,803'Configurable input device'20148,786,568'Disappearing button or slider'20148,749,523'Methods and apparatus for capacitive sensing'20148,614,693'Touch and hover signal drift compensation'20138,567,955'Methods and apparatus for concealing sensors and other components of electronic devices'20138,466,839'Electronic devices with parasitic antenna resonating elements that reduce near field radiation'20138,446,360'Force sensor for use in an input device and methods for constructing and using the sensor'20138,436,816'Disappearing button or slider'20138,432,322'Electronic devices with capacitive proximity sensors for proximity-based radio-frequency power control'20138,427,376'Electronic devices with parasitic antenna resonating elements that reduce near field radiation'20138,378,797'Method and apparatus for localization of haptic feedback'20137,903,337'High contrast grating light valve'20117,573,631'Hybrid analog/digital spatial light modulator'20097,359,106'Diffractive light modulator having continuously deformable surface'20087,248,278'Apparatus and method for laser printing using a spatial light modulator'20077,218,336'Methods and apparatus for driving illuminators in printing applications'20077,202,988'Diffractive light modulator'20077,177,081'High contrast grating light valve type device'20077,123,399'Micro-support structures'20067,106,417'Tiling of modulator arrays'20067,085,059'Spatial light modulator with robust mirror substrate condition'20067,057,795'Micro-structures with individually addressable ribbon pairs'20067,053,930'Triangular bidirectional scan method for projection display'20067,042,611'Pre-deflected bias ribbons'20066,967,758'System and method for sub-pixel electronic alignment'20056,947,199'Loosely-packed two-dimensional modulator arrangement'20056,908,201'Micro-support structures'20056,896,822'Blazed grating light valve'20056,829,092'Blazed grating light valve'20046,781,739'High-frequency AC drive for MEM devices'20046,775,047'Adaptive bipolar operation of MEM device'20046,712,480'Controlled curvature of stressed micro-structures'20046,714,337'Method and device for modulating a light beam and having an improved gamma response'20046,707,591'Angled illumination for a single order light modulator based projection system'20046,649,987'MEMS hybrid structure having flipped silicon with external standoffs'20036,639,722'Stress tuned blazed grating light valve'20036,635,158'Electro ceramic MEMS structure with controlled actuator gap'20036,614,580'Modulation of light out of the focal plane in a light modulator based projection system'20036,509,816'Electro ceramic MEMS structure with oversized electrodes'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2011Patents assigned to SILICON LIGHT MACHINES INC (9)· patent assignee history
2003–2018Based in Sunnyvale, CA, US· patent location history
2003–2007Based in Kingston, CA· patent location history
2005–2009Patents assigned to SILICON LIGHT MACHINES CORP (16)· patent assignee history
2013–2021Patents assigned to APPLE INC (43)· patent assignee history
2013–2017Patents assigned to AMM DAVID T (17)· patent assignee history
2013–2017Patents assigned to LEUNG OMAR S (8)· patent assignee history
2013–2016Based in Cupertino, CA, US· patent location history
2014–2020Based in Morgan Hill, CA, US· patent location history
2016–2021Based in Sisters, OR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
APPLE INC432013–2021
AMM DAVID Tself172013–2017
SILICON LIGHT MACHINES CORP162005–2009
SILICON LIGHT MACHINES INC92003–2011
LEUNG OMAR S82013–2017
Locations
LocationPatentsSpan
Sunnyvale, California, US422003–2018
Sisters, OR, US92016–2021
Morgan Hill, California, US82014–2020
Kingston, CA82003–2007
Cupertino, California, US32013–2016