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

To Hsu — 3 Patents

DCDatech Technology Co.: 2 patents #9 of 26Top 35%
UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Xihu, TW: #150 of 466 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
To Hsu has been granted 3 US patents while listed as an inventor at Datech Technology Co.. The first was granted in 2002 and the most recent in February 2007. To Hsu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list To Hsu in Xihu, TW.

Patents per Year

Patents granted per year, 2002 to 2007Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022005: 1 patents20052007: 1 patents2007

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7180740 Method and apparatus for side-type heat dissipation Nien-Lun Li, Yun-Yeu Yeh, Hung-Chung Chu, Cheng-Hsing Lee 2007-02-20
6945319 Symmetrical heat sink module with a heat pipe for spreading of heat Nien-Lun Li, Cheng-Hsing Lee, Hung-Chung Chu 2005-09-20
6446647 Cassette holder for cleaning equipment Eric Chu, Hung-Hsien Chang, Chin-Wen Chung, Hsing-Sheng Yang 2002-09-10 $3,497,000