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

Kan Cheng — 8 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Fremont, CA: #2,135 of 9,298 inventorsTop 25%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Kan Cheng has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1998 and the most recent in December 2021. Kan Cheng ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Kan Cheng in Fremont, CA, US.

Patents per Year

Patents granted per year, 1998 to 2021Bar chart with a peak of 2 patents in 1998.peak 21998: 2 patents19981999: 1 patents19992008: 1 patents20082014: 1 patents20142015: 1 patents20152017: 1 patents20172021: 1 patents2021

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11199176 Vertical turbine systems 2021-12-14
9677468 Two-cycle pneumatic injection engine 2017-06-13
9121337 Two-cycle pneumatic injection engine 2015-09-01
8658881 Resonant thermoelectric generator Mindy M. Cheng 2014-02-25
7316081 Air circulating shoe pad 2008-01-08
5960900 Torque compensator for motorcycle 1999-10-05
5801929 Clip-on IC retaining apparatus 1998-09-01
5770911 Resonant thermoelectric generator 1998-06-23