Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sunao Hirota — 1 Patent

Denso: 1 patents #6,940 of 11,792Top 60%
Toyota: 1 patents #15,486 of 26,838Top 60%
TIToyota Industries: 1 patents #1,298 of 1,610Top 85%
Kariya, JP: #3,262 of 4,822 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Sunao Hirota has been granted 1 US patent while listed as an inventor at Denso. All of these patents were granted in 2017. Sunao Hirota ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Sunao Hirota in Kariya, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9810135 Cooling fan device for vehicle Eiji Ishikawa, Tsuyoshi Seike, Yusuke Hoshikawa 2017-11-07