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

Ryuuichi Yagi

Overall (All Time): #3,126,386 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8839561 Door opening/closing structure Takahisa Nagamine, Masahiko Horizumi 2014-09-23