Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DD

David G. Duff — 49 Patents

Google: 21 patents #920 of 22,993Top 5%
PIPalo Alto Research Center Incorporated: 17 patents #103 of 776Top 15%
Xerox: 7 patents #1,771 of 8,622Top 25%
Tesla: 2 patents #329 of 838Top 40%
SOSolfocus: 1 patents #8 of 19Top 45%
Mountain View, CA: #261 of 11,022 inventorsTop 3%
California: #8,285 of 386,348 inventorsTop 3%
Overall (All Time): #55,592 of 4,157,543Top 2%
49 Patents All Time
David G. Duff has been granted 49 US patents while listed as an inventor at Google. The first was granted in 2002 and the most recent in November 2025. David G. Duff ranks #55,592 of 4,157,543 US inventors in our database (top 1.3%). Patent records list David G. Duff in Mountain View, CA, US.

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12481029 Split window and baffling Jason Watson, Justin Matthew Andrade, Blaise Gassend, Alex Bogatko, Alex Rivas +3 more 2025-11-25
12481149 Tapered mirror shaft Michael Brickner, Hubert M. Ross, Jr. 2025-11-25
12468020 Optical redirector device Blaise Gassend, Pierre-Yves Droz, Paul Karplus, Jason Watson, Michael Brickner +1 more 2025-11-11
12392990 Mirror coupling Blaise Gassend, Ryan T. Davis 2025-08-19
12344201 Wiper devices for sensor housings Michael Hall-Snyder, Glenn Wheelock 2025-07-01
12130383 Rotatable mirror device Blaise Gassend, Paul Karplus, Hui Son, Alex Rivas 2024-10-29 $126,209,000
D1038789 Sensor housing YooJung Ahn, Joshua Newby, Paul Karplus, Candace Marbury 2024-08-13
12055659 Optical redirector device Blaise Gassend, Pierre-Yves Droz, Paul Karplus, Jason Watson, Michael Brickner +1 more 2024-08-06 $132,097,000
D1022746 Sensor housing Blaise Gassend, Ryan T. Davis, Ralph Hamilton Shepard, John Massey, Pierre-Yves Droz 2024-04-16
11906813 Mirror coupling Blaise Gassend, Ryan T. Davis 2024-02-20 $78,256,000
11841463 Optimized high speed lidar mirror design Paul Karplus, Blaise Gassend 2023-12-12 $79,228,000
D993051 Sensor housing YooJung Ahn, Joshua Newby, Paul Karplus, Candace Marbury 2023-07-25
11474211 Optimized high speed lidar mirror design Paul Karplus, Blaise Gassend 2022-10-18 $56,365,000
11460662 Mirror coupling Blaise Gassend, Ryan T. Davis 2022-10-04 $72,887,000
D944667 Sensor housing YooJung Ahn, Joshua Newby, Paul Karplus, Candace Marbury 2022-03-01
10891850 Humidity control system Darren Chen, Alexander Meade 2021-01-12 $52,130,000
D904909 Sensor housing Blaise Gassend, Ryan T. Davis, Ralph Hamilton Shepard, John Massey, Pierre-Yves Droz 2020-12-15
10621851 Humidity control system Darren Chen, Alexander Meade 2020-04-14 $37,035,000
10612587 Preload mechanism for rotating mirror bearing Michael Brickner, Paul Karplus 2020-04-07 $34,380,000
9927162 Generation and deployment of ice with modified optical and/or thermal properties Leslie A. Field, Susan J Strehlow, Kimberly M Wiefling 2018-03-27
9505348 Variable magnetic break-away mounting mechanism Robert Kim, Kenneth Ryan Loo 2016-11-29 $11,001,000
9376958 Point-of-use electricity generation system Anthony C. Bonora 2016-06-28
9281690 Tactical smart grids Craig Eldershaw 2016-03-08 $3,526,000
9221397 Variable magnetic break-away mounting mechanism Robert Kim, Kenneth Ryan Loo 2015-12-29 $16,125,000
9040184 Battery pack dehumidifier with active reactivation system Jeffrey C. Weintraub, Gregory B. Arcenio 2015-05-26 $131,613,000