| 4990625 |
Process for synthesis of N,N-disubstituted hydrazone |
Tetsuo Arita, Shoji Umehara, Kiyoshi Sakai |
1991-02-05 |
| 4888261 |
Electrophotographic photsensitive member |
— |
1989-12-19 |
| 4717636 |
Electrophotographic photosensitive member containing polyvinylarylal |
Hideyuki Takahashi, Masataka Yamashita, Masakazu Matsumoto |
1988-01-05 |
| 4554231 |
Electrophotographic photosensitive member |
Shozo Ishikawa, Kiyoshi Sakai, Katsunori Watanabe, Makoto Kitahara |
1985-11-19 |
| 4501808 |
Recording medium and process employing a photosensitive organic film |
Kiyoshi Sakai, Shozo Ishikawa, Tetsuo Arita, Shoji Umehara |
1985-02-26 |
| 4456671 |
Electrophotographic photosensitive member having a photosensitive layer containing a hydrazone compound |
Naoto Fujimura, Shozo Ishikawa, Yoshio Takasu, Kiyoshi Sakai, Masaki Kuribayashi |
1984-06-26 |
| 4423129 |
Electrophotographic member having layer containing methylidenyl hydrazone compound |
Yoshio Takasu, Kiyoshi Sakai, Shozo Ishikawa, Katsunori Watanabe |
1983-12-27 |
| 4420548 |
Electrophotographic member with hydrazone or ketazine compounds |
Kiyoshi Sakai, Toshiko Suzuki, Yuji Egarashi, Shozo Ishikawa |
1983-12-13 |
| 4399207 |
Electrophotographic photosensitive member with hydrazone compound |
Kiyoshi Sakai, Shozo Ishikawa, Makoto Kitahara |
1983-08-16 |
| 4399208 |
Electrophotographic photosensitive member |
Yoshio Takasu, Norie Takebayashi, Kiyoshi Sakai, Shozo Ishikawa |
1983-08-16 |
| 4391889 |
Electrophotographic photosensitive member with benzimidazole ring containing hydrazones |
Kiyoshi Sakai, Shozo Ishikawa, Yuji Egashira, Makoto Kitahara |
1983-07-05 |
