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

John Tam — 4 Patents

Apple: 4 patents #6,401 of 18,612Top 35%
Los Gatos, CA: #1,291 of 2,986 inventorsTop 45%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John Tam has been granted 4 US patents while listed as an inventor at Apple. The first was granted in 2010 and the most recent in April 2014. John Tam ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John Tam in Los Gatos, CA, US.

Patents per Year

Patents granted per year, 2010 to 2014Bar chart with a peak of 1 patents in 2010.peak 12010: 1 patents20102012: 1 patents20122013: 1 patents20132014: 1 patents2014

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8693877 Integrated infrared receiver and emitter for multiple functionalities David Tupman, Steve Porter Hotelling 2014-04-08 $54,530,000
8610423 Low noise external enable switcher control signal using on-chip switcher Ahmad Al-Dahle, Hugo Fiennes, Wei H. Yao 2013-12-17 $66,897,000
8324578 Hidden sensors in an electronic device Richard Hung Minh Dinh, Chris Mullens, Brian Q. Huppi 2012-12-04 $95,898,000
7728558 Systems and methods for selectively changing current limit of a battery controller Timothy M. Johnson 2010-06-01 $65,553,000