SH

Seiichiro Hiratsuka

KC Konishiroku Photo Industry Co.: 22 patents #11 of 894Top 2%
KO Konica: 16 patents #102 of 1,958Top 6%
Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
FI Fujifilm Business Innovation: 1 patents #1,029 of 1,659Top 65%
Overall (All Time): #47,441 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 51–54 of 54 patents

Patent #TitleCo-InventorsDate
4641200 Image reproducing apparatus with variable AC bias Hisashi Shoji, Satoshi Haneda 1987-02-03
4629669 Method of forming superimposed color images Hisashi Shoji, Satoshi Haneda 1986-12-16
4599285 Multiplex image reproducing method Satoshi Haneda, Hisashi Shoji 1986-07-08
4557992 Developing method Satoshi Haneda 1985-12-10