Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David W. Lum — 28 Patents

Apple: 23 patents #1,411 of 18,612Top 8%
PFPalm Firm: 2 patents #146 of 429Top 35%
PIPalmone, Incorporated: 1 patents #23 of 67Top 35%
HP: 1 patents #11,359 of 16,619Top 70%
Cupertino, CA: #567 of 6,989 inventorsTop 9%
California: #19,067 of 386,348 inventorsTop 5%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
David W. Lum has been granted 28 US patents while listed as an inventor at Apple. The first was granted in 2004 and the most recent in May 2025. David W. Lum ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list David W. Lum in Cupertino, CA, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12300183 Foveated display Cheng Chen, Jason C. Sauers, Fletcher R. Rothkopf, Chun-Yao Huang, Enkhamgalan Dorjgotov +6 more 2025-05-13
11982905 Electronic device display with a backlight having light-emitting diodes and driver integrated circuits in an active area Kyung-Wook Kim, Kwang Soon Park, Mingxia Gu, Jun Qi 2024-05-14 $205,807,000
11810516 Foveated display Cheng Chen, Jason C. Sauers, Fletcher R. Rothkopf, Chun-Yao Huang, Enkhamgalan Dorjgotov +6 more 2023-11-07 $200,618,000
11653128 Fabric-covered electronic device Daniel D. Sunshine, Kathryn P. Crews, Tirshathah A. Hunter, Kathleen A. Bergeron, Mingjing Ha +3 more 2023-05-16 $320,384,000
11450297 Electronic device with central and peripheral displays William W. Sprague, Pretesh A. Mascarenhas, Shubham A. Gandhi, Tyler B. Milhem 2022-09-20 $272,149,000
11442503 Wearable bands with embedded circuitry Yung-Yu Hsu, Shubham A. Gandhi, Mingjing Ha, Paul S. Drzaic, Chang-Chia Huang +7 more 2022-09-13 $228,578,000
11442312 Electronic device display with a backlight having light-emitting diodes and driver integrated circuits in an active area Jingdong Chen, Mingxia Gu, Jun Qi 2022-09-13 $228,578,000
11146871 Fabric-covered electronic device Daniel D. Sunshine, Kathryn P. Crews, Tirshathah A. Hunter, Kathleen A. Bergeron, Mingjing Ha +3 more 2021-10-12 $318,215,000
11003289 Flexible touch sensor panel Yung-Yu Hsu, Mingjing Ha, Paul S. Drzaic, Bryce Bradford, Shubham A. Gandhi 2021-05-11 $296,431,000
10930219 Foveated display Cheng Chen, Jason C. Sauers, Fletcher R. Rothkopf, Chun-Yao Huang, Enkhamgalan Dorjgotov +6 more 2021-02-23 $266,795,000
10715168 Systems and methods for driving an electronic display using a ramp DAC Adam Adjiwibawa, Wonjae Choi, Hynwoo Nho, Hopil Bae, Injae Hwang +3 more 2020-07-14 $127,404,000
10650741 OLED voltage driver with current-voltage compensation Sheng Zhang, Chengrui Le, Hopil Bae, Mahdi Farrokh Baroughi, Adam Adjiwibawa +10 more 2020-05-12 $117,896,000
10600379 Low power display device with variable refresh rates Prasanna Nambi, Jason N. Gomez, Fenghua Zheng, Paolo Sacchetto, Sandro H. Pintz +3 more 2020-03-24 $68,289,000
10056050 Low power display device with variable refresh rates Prasanna Nambi, Jason N. Gomez, Fenghua Zheng, Paolo Sacchetto, Sandro H. Pintz +3 more 2018-08-21 $77,719,000
9953613 High speed display interface Paolo Sacchetto, Christopher P. Tann, Guy Cote, Chaohao Wang, Sandro H. Pintz 2018-04-24 $65,456,000
9678916 Method and apparatus for simplifying communication between a host system and a display subsystem Thomas James Wilson, Paolo Sacchetto, Sandro H. Pintz, Fenghua Zheng 2017-06-13 $53,900,000
9501993 Low power display device with variable refresh rates Prasanna Nambi, Jason N. Gomez, Fenghua Zheng, Paolo Sacchetto, Sandro H. Pintz +3 more 2016-11-22 $87,317,000
9318069 Low power display device with variable refresh rates Prasanna Nambi, Jason N. Gomez, Fenghua Zheng, Paolo Sacchetto, Sandro H. Pintz +3 more 2016-04-19 $45,541,000
9165493 Color correction of electronic displays utilizing gain control Gabriel Marcu, Wei Chen 2015-10-20 $121,568,000
9113511 Ambient light calibration for energy efficiency in display systems 2015-08-18 $84,581,000
8847998 Interrupt-based notifications for display setting changes Maciej Maciesowicz, Jack Fu 2014-09-30 $91,732,000
8773451 Color correction method and apparatus for displays Gabriel Marcu, Wei Chen, Jean-Jacques P. Drolet 2014-07-08 $79,304,000
8599589 Methods and systems for reducing power consumption 2013-12-03 $83,608,000
8242707 Ambient light calibration for energy efficiency in display systems 2012-08-14 $121,602,000
8237718 Apparatus and methods to achieve a variable color pixel border on a negative mode screen with a passive matrix drive Yichang Chan 2012-08-07 $15,852,000