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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daisuke Hamajima — 3 Patents

RERenesas Electronics: 3 patents #1,322 of 4,529Top 30%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Osaka, JP: #10,171 of 24,344 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Daisuke Hamajima has been granted 3 US patents while listed as an inventor at Renesas Electronics. The first was granted in 2018 and the most recent in July 2019. Daisuke Hamajima ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Daisuke Hamajima in Osaka, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10340344 Silicon carbide semiconductor device and method for manufacturing the same Ryosuke Kubota, Shunsuke Yamada, Taku Horii, Takeyoshi Masuda, So Tanaka +2 more 2019-07-02
10014258 Silicon carbide semiconductor device having gate electrode Shunsuke Yamada, So Tanaka, Shinji Kimura, Masayuki Kobayashi, Masaki Kijima +1 more 2018-07-03
9905653 Silicon carbide semiconductor device and method for manufacturing the same Ryosuke Kubota, Shunsuke Yamada, Taku Horii, Takeyoshi Masuda, So Tanaka +2 more 2018-02-27