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

Ryo Hanafusa

Hitachi: 1 patents #433 of 1,362Top 35%
Overall (2019): #288,415 of 560,194Top 55%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10394480 Storage device and storage device control method Masahiro Tsuruya, Osamu Kawaguchi 2019-08-27