Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Inventors › Keiryo Yasuda
KY

Keiryo Yasuda

FIFujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #3,990,647 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4571065 Scale factor changing mechanism for copying machine — 1986-02-18

Nearby-Ranked Inventors

Ocie S. Holder1
Max Bassler1
Armand Debrabander1
Peter Zund1
Tatufumi Kusuda1
Arthur J. Bourbeau, Jr.1
Helmar Weis1
Edward B. Gudlauski1
Roger N. Voss1