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

Jiann Yu — 2 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
HP: 1 patents #11,359 of 7,018Top 165%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jiann Yu has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1988 and the most recent in August 1993. Jiann Yu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jiann Yu in Taipei, CA, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5233204 Light-emitting diode with a thick transparent layer Robert M. Fletcher, Kuo-Hsin Huang, Chihping Kuo, Timothy D. Osentowski 1993-08-03 $14,367,000
4731717 Support structure for plate glass lamp shades Kang Yu 1988-03-15