Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RK

Ryohei Kurosawa — 1 Patent in 2019

KCKurosawa Construction Co.: 1 patents #1 of 3Top 35%
Overall (2019): #288,031 of 560,194Top 55%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10378197 Method for jointing concrete column and iron beam Shigeru Hyakutake, Hitoyuki Takagi 2019-08-13