Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Toru Ujiie — 3 Patents

Sony: 3 patents #10,793 of 25,231Top 45%
Rifu, JP: #828 of 2,101 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Toru Ujiie has been granted 3 US patents while listed as an inventor at Sony. All of these patents were granted in 2006. Toru Ujiie ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Toru Ujiie in Rifu, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7073946 Bearing unit, and motor using same Yuji Shishido, Kenichiro Yazawa, Shinichiro Kato, Shuichi Kikuchi 2006-07-11 $698,000
7044640 Bearing unit, and motor using same Yuji Shishido, Kenichiro Yazawa, Shinichiro Kato, Shuichi Kikuchi 2006-05-16 $798,000
7011449 Bearing unit and motor using same Yuji Shishido, Kenichiro Yazawa, Shinichiro Kato, Shuichi Kikuchi 2006-03-14 $1,303,000