Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Shintaro Kobayashi — 3 Patents in 2018

CACataler: 2 patents #24 of 54Top 45%
HCHitachi Construction Machinery Co.: 1 patents #37 of 97Top 40%
Akishima, JP: #2 of 38 inventorsTop 6%
Overall (2018): #57,541 of 503,207Top 15%
3 Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10029209 Exhaust gas purification material Makoto Tsuji, Hiroto Imai 2018-07-24
9981223 Exhaust gas purification apparatus Makoto Tsuji, Hiroto Imai 2018-05-29
9970178 Construction machine 2018-05-15