Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Syuntaro Iseki — 1 Patent

MCMitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
Ooita, JP: #286 of 516 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Syuntaro Iseki has been granted 1 US patent while listed as an inventor at Mitsui Engineering & Shipbuilding Co.. All of these patents were granted in 2017. Syuntaro Iseki ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Syuntaro Iseki in Ooita, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9758355 Brake device and crane with brake device Masanobu Ogasawara, Masato Horie, Yohei Suzuki, Tatsuya Abe 2017-09-12