Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886720 | Photosensitive medium having a styryl charge transport material | — | 1989-12-12 |
| 4865935 | Photosensitive member comprising an azo pigment | — | 1989-09-12 |
| 4865934 | Fuction divided photosensitive member | Mitsutoshi Sakamoto, Kimiyuki Ito | 1989-09-12 |
| 4831823 | Exhaust gas control means for motorcycle and the like | — | 1989-05-23 |
| 4821685 | Suction device of engine | Atsushi Matsushima | 1989-04-18 |
| 4810609 | Photosensitive member with enamine charge transport material | — | 1989-03-07 |
| 4810608 | Photosensitive member having an azo compound | — | 1989-03-07 |
| 4808505 | Photosensitive member with enamine charge transport material | — | 1989-02-28 |
| 4800144 | Laminated type photosensitive member for electrophotography comprising a substrate of aluminate | Shizuo Yuge, Katsutoshi Konishi | 1989-01-24 |