Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4557987 | Photoconductive member having barrier layer and amorphous silicon charge generation and charge transport layers | Shigeru Shirai, Junichiro Kanbe | 1985-12-10 |
| 4552824 | Electrophotographic photosensitive member and process for production thereof | Yutaka Hirai, Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi | 1985-11-12 |
| 4551405 | Image forming process employing member with a depletion layer | Katsumi Nakagawa, Toshiyuki Komatsu, Yutaka Hirai, Teruo Misumi | 1985-11-05 |
| 4539283 | Amorphous silicon photoconductive member | Shigeru Shirai, Junichiro Kanbe | 1985-09-03 |
| 4525442 | Photoconductive member containing an amorphous boron layer | Shigeru Shirai, Junichiro Kanbe | 1985-06-25 |
| 4507375 | Electrophotographic photosensitive member and process for production thereof | Yutaka Hirai, Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi | 1985-03-26 |
| 4490453 | Photoconductive member of a-silicon with nitrogen | Shigeru Shirai, Junichiro Kanbe | 1984-12-25 |
| 4479149 | Photo-electric converter and image forming apparatus incorporating the same | Seishiro Yoshioka, Yutaka Hirai, Masaki Fukaya, Takashi Nakagiri | 1984-10-23 |
| 4472492 | Method for fabricating and annealing an electrophotographic image forming member | Junichiro Kanbe, Toru Takahashi | 1984-09-18 |
| 4471694 | Printing process for transferring fixed image from master | Yoshio Takasu, Junichiro Kanbe | 1984-09-18 |
| 4471042 | Image-forming member for electrophotography comprising hydrogenated amorphous matrix of silicon and/or germanium | Toshiyuki Komatsu, Yutaka Hirai, Katsumi Nakagawa | 1984-09-11 |
| 4464451 | Electrophotographic image-forming member having aluminum oxide layer on a substrate | Shigeru Shirai, Junichiro Kanbe | 1984-08-07 |
| 4461820 | Amorphous silicon electrophotographic image-forming member having an aluminum oxide coated substrate | Shigeru Shirai, Junichiro Kanbe | 1984-07-24 |
| 4461819 | Image-forming member for electrophotography | Katsumi Nakagawa, Toshiyuki Komatsu, Yutaka Hirai, Teruo Misumi | 1984-07-24 |
| 4451547 | Electrophotographic .alpha.-Si(H) member and process for production thereof | Yutaka Hirai, Toshiyuki Komatsu, Katsumi Nakagawa, Teruo Misumi | 1984-05-29 |
| 4448801 | Process for forming deposition film | Yuji Nishigaki | 1984-05-15 |
| 4443529 | Photoconductive member having an amorphous silicon photoconductor and a double-layer barrier layer | Junichiro Kanbe, Shigeru Shirai | 1984-04-17 |
| 4420546 | Member for electrophotography with a-Si and c-Si layers | Junichiro Kanbe | 1983-12-13 |
| 4416962 | Electrophotographic member having aluminum oxide layer | Shigeru Shirai, Junichiro Kanbe | 1983-11-22 |
| 4414319 | Photoconductive member having amorphous layer containing oxygen | Shigeru Shirai, Junichiro Kanbe | 1983-11-08 |
| 4376888 | Photoelectric conversion type information processing device | Takashi Nakagiri | 1983-03-15 |
| 4369372 | Photo electro transducer device | Seishiro Yoshioka, Yutaka Hirai, Masaki Fukaya, Takashi Nakagiri | 1983-01-18 |
| 4359512 | Layered photoconductive member having barrier of silicon and halogen | Shigeru Shirai, Junichiro Kanbe | 1982-11-16 |
| 4347436 | Photoelectric transducing element with high polymer substrate | Masao Sugata, Takashi Nakagiri, Masaki Konishi | 1982-08-31 |
| 4315063 | Electrophotographic photosensitive member having a halogen containing charge injection layer | Teruo Misumi | 1982-02-09 |