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

Kou-Yen Lai — 4 Patents

BCBehavior Tech Computer: 1 patents #31 of 96Top 35%
ITITRI: 1 patents #5,197 of 9,619Top 55%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Douliu, TW: #53 of 282 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Kou-Yen Lai has been granted 4 US patents while listed as an inventor at Behavior Tech Computer. The first was granted in 1990 and the most recent in April 2002. Kou-Yen Lai ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Kou-Yen Lai in Douliu, TW.

Patents per Year

Patents granted per year, 1990 to 2002Bar chart with a peak of 2 patents in 1991.peak 21990: 1 patents19901991: 2 patents19912002: 1 patents2002

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6366275 Push button structure of keyboard 2002-04-02
5056424 Picnic cooking assembly 1991-10-15
5016611 Camping lantern and cooking stove set 1991-05-21
4897677 Multicolored printing method and device 1990-01-30