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

Seiji Joh

FIFujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #4,045,961 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4488802 Electrophotographic device with single stations serving multiple functions Ryuzo Sunaga 1984-12-18