Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832301 | Hanger | Tsutomu Hiramoto, Satoshi Fukasawa, Takeshi Kubodera, Kimimoto Hirose, Yoshitaka Yasufuku | 1989-05-23 |
| 4287278 | Two superimposed ion current formed images using photoconductive screen gives wider potential range for gradation control in electrophotography | Tatsuo Ohta, Syusaku Yoshida, Hideo Ohba | 1981-09-01 |
| 4232104 | Substrates for use in screen photosensitive element | Yoshiaki Takei | 1980-11-04 |
| 4218124 | Photo-sensitive screen for producing electrostatic latent image | Yoshiaki Takei, Haruo Iwahashi | 1980-08-19 |