Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tsui Happy — 5 Patents

Nec: 5 patents #2,841 of 14,502Top 20%
Castaic, CA: #34 of 130 inventorsTop 30%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Tsui Happy has been granted 5 US patents while listed as an inventor at Nec. The first was granted in 2018 and the most recent in February 2020. Tsui Happy ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Tsui Happy in Castaic, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10557533 Linear motion mechanism formed integrally Minoru Kurose, Kazuo Hamada, Yoshihiko Katsuyama, Takashi Kamizono, Takuro Kobayashi +1 more 2020-02-11
10161561 Linkage rod including limited-displacement flexible mechanism Minoru Kurose, Kazuo Hamada, Yoshihiko Katsuyama, Takashi Kamizono, Takuro Kobayashi +1 more 2018-12-25
10100907 Deformation motion mechanism Minoru Kurose, Yoshihiko Katsuyama, Kazuo Hamada, Takuro Kobayashi, Naoto Tanimichi 2018-10-16
10030695 Multi-degree-of-freedom adjustment mechanism Minoru Kurose, Kazuo Hamada, Yoshihiko Katsuyama, Takashi Kamizono, Takuro Kobayashi +1 more 2018-07-24
9920874 Linkage rod including limited-displacement flexible mechanism Minoru Kurose, Kazuo Hamada, Yoshihiko Katsuyama, Takashi Kamizono, Takuro Kobayashi +1 more 2018-03-20