Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stuart Brown — 15 Patents

PLPlaynovation: 7 patents #1 of 2Top 50%
WEWestinghouse Electric: 2 patents #1,558 of 5,139Top 35%
FLFlambeau: 1 patents #15 of 21Top 75%
SRSosei R&D: 1 patents #7 of 16Top 45%
SUSundstrand: 1 patents #357 of 697Top 55%
RHRivian Ip Holdings: 1 patents #320 of 670Top 50%
PLPetroleum Engineering Services Limited: 1 patents #4 of 9Top 45%
Carmel Valley, CA: #3 of 70 inventorsTop 5%
California: #40,789 of 386,348 inventorsTop 15%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Stuart Brown has been granted 15 US patents while listed as an inventor at Playnovation. The first was granted in 1988 and the most recent in April 2024. Stuart Brown ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Stuart Brown in Carmel Valley, CA, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11945366 Delivery lighting Simon Baker, Vijay Jayaraman, Nicholas Paul Tokarz, Srikanth Amruthur, Emily Joan Wilson +1 more 2024-04-02
11654350 Generating doppelgangers that reflect play personality or intrinsic motivators of a user/subject Kristen Cozad 2023-05-23
D946611 Display screen or part thereof with graphical user interface Paul Croxton 2022-03-22
10953317 Generating doppelgangers that reflect play personality or intrinsic motivators of a user/subject Kristen Cozad 2021-03-23
10322338 Adapting operation of a computing device based on intrinsic motivators Kristen Cozad 2019-06-18
9808709 System and methods for biometric detection of play states, intrinsic motivators, play types/patterns and play personalities Kristen Cozad 2017-11-07
9468852 System and methods for identifying intrinsic motivators, play profiles and play personalities through captured actions in an online environment Kristen Cozad 2016-10-18
9248377 System and methods for adapting operation of a computing device based on intrinsic motivators, play profiles and play personalities Kristen Cozad 2016-02-02
9079112 Reversible spacer for a rotatable performance device Takahiko Hasegawa 2015-07-14
9056256 System and methods for identifying intrinsic motivators, play profiles and play personalities through captured actions in an online environment Kristen Cozad 2015-06-16
7582752 Process for the resolution of nefopam Michael J. Harris 2009-09-01
5535826 Well-head structures James Crabb 1996-07-16
5400238 Saturable core reactor responsive to short circuit conditions in a rectifier circuit 1995-03-21 $2,569,000
5200643 Parallel electric power supplies with current sharing and redundancy 1993-04-06 $4,291,000
4761726 Variable speed constant frequency power system with boost converter auxiliary output 1988-08-02 $8,172,000