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

Charles Han — 4 Patents

Microsoft: 2 patents #17,644 of 40,388Top 45%
Fremont, CA: #3,591 of 9,298 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Charles Han has been granted 4 US patents while listed as an inventor at Microsoft. The first was granted in 2002 and the most recent in October 2025. Charles Han ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Charles Han in Fremont, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12434323 Ultrasonic welding device and welding method for secondary battery Sang Ho Bae, Hun Bum Jung, Jin Gon Lee, Ji Hwan Hwang, Chao-Chee Ku +5 more 2025-10-07
8547389 Capturing image structure detail from a first image and color from a second image Hugues Hoppe, Matt Uyttendaele 2013-10-01 $29,148,000
8340415 Generation of multi-resolution image pyramids Hugues Hoppe, Matt Uyttendaele 2012-12-25
D458577 Spy plane 2002-06-11