Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4557944 | Process of manufacturing a magnetic recording medium | Yoshihiro Arai | 1985-12-10 |
| 4551778 | Magnetic recording media and process of producing them | Yoshihiro Arai | 1985-11-05 |
| 4543275 | Method of forming thin vapor deposited film of organic material | Goro Akashi, Yoshihiro Arai | 1985-09-24 |
| 4536443 | Magnetic recording medium | Makoto Nagao | 1985-08-20 |
| 4521481 | Magnetic recording medium | Makoto Nagao | 1985-06-04 |
| 4521482 | Magnetic recording medium | Yoshihiro Arai | 1985-06-04 |
| 4511635 | Magnetic recording medium | Makoto Nagao | 1985-04-16 |
| 4501225 | Apparatus for making a magnetic recording medium | Makoto Nagao, Goro Akashi | 1985-02-26 |
| 4495242 | Magnetic recording medium | Yoshihiro Arai | 1985-01-22 |
| 4476000 | Method of making a magnetic film target for sputtering | Makoto Nagao, Yoshihiro Arai | 1984-10-09 |
| 4451501 | Method of making a magnetic recording medium | Makoto Nagao, Goro Akashi | 1984-05-29 |
| 4419404 | Magnetic recording media and process of producing them | Yoshihiro Arai | 1983-12-06 |
| 4367257 | Thin magnetic recording medium | Yoshihiro Arai, Makoto Nagao | 1983-01-04 |
| 4317123 | Thermal recording material | Tomizo Namiki, Osamu Seshimoto, Fumiaki Shinozaki, Tomoaki Ikeda | 1982-02-23 |
| 4286045 | Image forming materials and image forming process | Yoshihiro Ono, Tomizo Namiki, Shigeo Harada, Yuzo Mizobuchi, Tomoaki Ikeda | 1981-08-25 |
| 4237468 | Recording member | Minoru Wada, Yuzo Mizobuchi, Tomoaki Ikeda | 1980-12-02 |
| 4198237 | Image forming materials and image forming process | Yoshihiro Ono, Tomizo Namiki, Shigeo Harada, Yuzo Mizobuchi, Tomoaki Ikeda | 1980-04-15 |
| 4197124 | Non-treatment type planographic printing plate materials | Tomoaki Ikeda, Yuzo Mizobuchi, Fumiaki Shinozaki, Yoshihiro Ono, Yasuo Washizawa +2 more | 1980-04-08 |