Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Simpson — 1 Patent in 2017

Sony: 1 patents #1,281 of 3,100Top 45%
San Jose, CA: #2,574 of 5,952 inventorsTop 45%
California: #24,257 of 60,394 inventorsTop 45%
Overall (2017): #444,800 of 506,227Top 90%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9760113 Backward compatibility through use of spoof clock and fine grain frequency control Mark Evan Cerny 2017-09-12 $291,000