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

Ryoichi Muragaki — 1 Patent

Overall (All Time): #3,873,598 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5005505 Method of supplying thread from a reel to sewing machine and hanger used therein 1991-04-09