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

Tech Hung — 2 Patents

COCoretronic: 2 patents #295 of 684Top 45%
Baoshan, TW: #1,601 of 3,661 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Tech Hung has been granted 2 US patents while listed as an inventor at Coretronic. The first was granted in 2002 and the most recent in June 2004. Tech Hung ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Tech Hung in Baoshan, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6747803 Color wheel with balancing groove 2004-06-08
6422719 Heat source shielding device of projecting apparatus Nien-Hui Hsu, Shun-Chi Lee 2002-07-23