Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007714 | Optical device | Yukuo Nishimura, Masahiro Haruta, Hirohide Munakata, Toshihiko Miyazaki, Satoshi Yuasa | 1991-04-16 |
| 4873178 | Optical recording medium and method for conducting recording on said medium | Masahiro Haruta, Hirohide Munakata, Satoshi Yuasa, Etsuko Sugawa | 1989-10-10 |
| 4779962 | Optical device | Yukuo Nishimura, Masahiro Haruta, Hirohide Munakata, Toshihiko Miyazaki, Satoshi Yuasa | 1988-10-25 |
| 4711830 | Image recording material comprising photosensitive layer and recording layer on electroconductive base | Masahiro Haruta, Satoshi Yuasa, Toshihiko Miyazaki | 1987-12-08 |