Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher Branson — 5 Patents

Tektronix: 3 patents #378 of 1,698Top 25%
Google: 2 patents #10,599 of 22,993Top 50%
Beaverton, OR: #976 of 3,140 inventorsTop 35%
Oregon: #7,391 of 28,073 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Christopher Branson has been granted 5 US patents while listed as an inventor at Tektronix. The first was granted in 1987 and the most recent in August 2023. Christopher Branson ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Christopher Branson in Beaverton, OR, US.

Patents per Year

Patents granted per year, 1987 to 2023Bar chart with a peak of 2 patents in 1987.peak 21987: 2 patents19871991: 1 patents19912021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11743649 Shared earbuds detection Martin Kraemer, Deborah Kathleen Vitus, Dilip Prasanna Kumar, Kristen Lawton, Adam Champy +1 more 2023-08-29 $88,497,000
10924858 Shared earbuds detection Martin Kraemer, Deborah Kathleen Vitus, Dilip Prasanna Kumar, Kristen Lawton, Adam Champy +1 more 2021-02-16 $77,058,000
5075569 Output device circuit and method to minimize impedance fluctuations during crossover 1991-12-24 $1,813,000
4712058 Active load network Steven K. Sullivan 1987-12-08 $3,572,000
4707620 Adjustable impedance driver network Steven K. Sullivan 1987-11-17 $1,699,000