Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882252 | Electrophotographic sensitive member with amorphous silicon carbide | Takao Kawamura, Naooki Miyamoto, Hiroshi Ito, Hitoshi Takemura, Kokichi Ishibitsu | 1989-11-21 |
KO
Kazumasa Ohkawa
Unknown: 1 patents #145 of 1,640Top 9%
Overall (1989): #90,034 of 140,708Top 65%
1
Patents 1989