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

Hirohumi Okayama

Overall (All Time): #4,108,107 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4193164 Rear hinge for holding lid of record player to console 1980-03-18