Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HK

Hitoshi Kanbara — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Otofuke, JP: #271 of 546 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Hitoshi Kanbara has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2020. Hitoshi Kanbara ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hitoshi Kanbara in Otofuke, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10807910 Cementitious material for radioactive waste disposal facility Katsuyoshi Kondoh, Tomohiro KANAZAWA, Seunghyun Na, Nana Nishikawa 2020-10-20