Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344306 | Directly imageable waterless planographic printing plate precursor, and directly imageable waterless planographic printing plate | Kunitaka Fujiyoshi, Kazuki Goto, Kimikazu Nagase | 2002-02-05 |
| 6300039 | Optical recording medium | Hitoshi Nobumasa, Kusato Hirota, Kunihisa Nagino, Futoshi Okuyama | 2001-10-09 |
| 6284433 | Method of producing directly imageable waterless planographic printing plate | Michihiko Ichikawa, Seigo Miyaguchi, Mitsuru Suezawa, Kimikazu Nagase, Shingo Aoki +1 more | 2001-09-04 |
| 5888680 | Method for recording on optical recording media | Hitoshi Nobumasa, Kunihisa Nagino, Kusato Hirota, Takao Amioka | 1999-03-30 |
| 5863702 | Optical recording media | Hitoshi Nobumasa, Kunihisa Nagino, Kusato Hirota, Takao Amioka | 1999-01-26 |
| 5840466 | Optical recording media and their production methods | Toshihisa Nonaka, Kusato Hirota | 1998-11-24 |
| 5695866 | Optical recording medium | Yuji Watanabe, Kusato Hirota | 1997-12-09 |
| 5362538 | Optical recording medium | Kazuo Kakuo, Kusato Hirota, Naoya Seo | 1994-11-08 |
| 5124232 | Optical recording medium | Toshiharu Nakanishi, Naoya Seo, Osamu Watanabe | 1992-06-23 |
| 5098761 | Optical recording medium | Yuji Watanabe, Kusato Hirota | 1992-03-24 |
| 5063097 | Optical recording medium | Kusato Hirota, Toshiharu Nakanishi | 1991-11-05 |
| 4783391 | Radiation-sensitive polyamide polymer composition with anthraquinone monoazide | Susumu Umemoto, Hiroo Hiramoto | 1988-11-08 |
| 4608333 | Radiation sensitive polymer composition | Susumu Umemoto, Hiroo Hiramoto | 1986-08-26 |
| 4268602 | Photosensitive O-quinone diazide containing composition | Tsuneo Yoshino | 1981-05-19 |