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

Yu Kun — 3 Patents

EPEpistar: 2 patents #394 of 732Top 55%
Nokia: 1 patents #3,518 of 5,652Top 65%
Hsinchu, TW: #5,478 of 13,380 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Yu Kun has been granted 3 US patents while listed as an inventor at Epistar. The first was granted in 2013 and the most recent in May 2016. Yu Kun ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Yu Kun in Hsinchu, TW.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9356189 Light-emitting device and method for manufacturing the same Jar-Yu Wu, Chun-Lung Tseng 2016-05-31
9240519 Light-emitting element comprising a reflective structure with high efficiency Keng-Lin CHUANG, Chun-Lung Tseng, Chih-Tsung Su, Ching-Hsing SHEN, Chih-Hui Liu 2016-01-19
8610672 Device and method for stroke based graphic input Zou Yan Ming, Wang Kong Qiao 2013-12-17 $4,337,000