Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479149 | Photo-electric converter and image forming apparatus incorporating the same | Seishiro Yoshioka, Yutaka Hirai, Tadaji Fukuda, Takashi Nakagiri | 1984-10-23 |
| 4459488 | Photoelectric converting apparatus for delivering a compensated signal | Shunichi Uzawa, Toshiyuki Komatsu, Seishiro Yoshioka, Yoshiaki Shirato | 1984-07-10 |
| 4405915 | Photoelectric transducing element | Toshiyuki Komatsu, Shunichi Uzawa, Seishiro Yoshioka, Yoshiaki Shirato | 1983-09-20 |
| 4397933 | Hydrogenated amorphous silicon photoconductive layer | Masao Sugata, Takashi Nakagiri, Takaaki Yamagata, Yutaka Hirai | 1983-08-09 |
| 4369372 | Photo electro transducer device | Seishiro Yoshioka, Yutaka Hirai, Tadaji Fukuda, Takashi Nakagiri | 1983-01-18 |