Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11411194 | Light-emitting device | Ayako Yoshida, Takashi Chuman, Takeru Okada, Chihiro Harada, Akira Hirasawa | 2022-08-09 |
| 6692809 | Optical recording medium | Seiro Oshima, Toshihiko Takishita | 2004-02-17 |
| 6687214 | Recording medium and apparatus and method for manufacturing the same | Masahiro Kato, Eiji Muramatsu, Atsushi Yamaguchi, Shoji Taniguchi, Seiro Oshima +3 more | 2004-02-03 |
| 6169721 | Two-disc laminated optical recording medium | Toshihiko Takishita, Shinichi Hanzawa, Shigenori Murakami, Atsushi Kondo, Ayumi Mitsumori +1 more | 2001-01-02 |
| 4758713 | Banking terminal equipment | — | 1988-07-19 |