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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryuichi Ujiie — 2 Patents

RERenesas Electronics: 2 patents #1,855 of 4,529Top 45%
Kawasaki, JP: #8,037 of 15,035 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ryuichi Ujiie has been granted 2 US patents while listed as an inventor at Renesas Electronics. All of these patents were granted in 2014. Ryuichi Ujiie ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ryuichi Ujiie in Kawasaki, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8886141 Semiconductor device and adjustment method therefor Hideo Nakane, Keisuke Kimura, Takaya Yamamoto, Tatsuji Matsuura 2014-11-11
8686885 Semiconductor integrated circuit device Tatsuji Matsuura, Hideo Nakane, Masumi Kasahara, Keisuke Kimura, Oshima Takashi 2014-04-01