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

Kai-Man Chan — 2 Patents

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Fremont, CA: #5,132 of 9,298 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Kai-Man Chan has been granted 2 US patents while listed as an inventor at United Microelectronics. The first was granted in 2002 and the most recent in December 2017. Kai-Man Chan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Kai-Man Chan in Fremont, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9844122 Methods and systems for semi-autonomous lighting control 2017-12-12
6492231 Method of making triple self-aligned split-gate non-volatile memory device Chun-Mai Liu, Kung-Yen Su, Albert Kordesch 2002-12-10 $940,000