Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920022 | Electrophotographic photosensitive member comprising aryl amine charge transport material | Teigo Sakakibara, Kiyoshi Sakai, Harumi Sakoh | 1990-04-24 |
SA
Shoji Amamiya
Overall (All Time): #155,625 of 4,157,543Top 4%
26
Patents All Time