Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11129523 | Visual function examination system and optical characteristic calculation system | Yoshiki Nakamura, Sueko Kanaya, Noriaki Asada, Shoko MATSUMURA, Akinori Nagatomo | 2021-09-28 |
| 9184372 | Piezoelectric polymer material and method for producing same | Mitsunobu Yoshida, Shunsuke Fujii, Hitoshi Onishi, Yoshiro Tajitsu, Kazuhiro Tanimoto +1 more | 2015-11-10 |
| 8829121 | Piezoelectric polymer material and method for producing same | Mitsunobu Yoshida, Shunsuke Fujii, Hitoshi Onishi, Yoshiro Tajitsu, Kazuhiro Tanimoto +1 more | 2014-09-09 |
| 7094516 | Benzobisazole compound and optical recording medium containing the compound | Akira Ogiso, Shinobu Inoue, Hisashi Tsukahara, Tsutami Misawa | 2006-08-22 |
| 6969764 | Optical recording medium and novel azaporphyrin compounds | Akira Ogiso, Shinobu Inoue, Hisashi Tsukahara, Tsutami Misawa, Tadashi Koike +3 more | 2005-11-29 |
| 6965191 | Display filter, display apparatus, and method for production of the same | Katsuhiko Koike, Tomoyuki Okamura, Toshihisa Kitagawa, Hiroaki Saigo, Shin Fukuda +2 more | 2005-11-15 |
| 6627288 | Optical recording medium and porphycene compound | Akira Ogiso, Shinobu Inoue, Hisashi Tsukahara, Tsutami Misawa, Tadashi Koike | 2003-09-30 |
| 6479123 | Dipyrromethene-metal chelate compound and optical recording medium using thereof | Hisashi Tsukahara, Shinobu Inoue, Akira Ogiso, Tsutami Misawa, Tadashi Koike | 2002-11-12 |
| 6355327 | Optical recording medium and dipyrromethene metal chelate compound for use therein | Tsutami Misawa, Hisashi Tsukahara, Akira Ogiso, Kenichi Sugimoto, Kenji Mizoue +4 more | 2002-03-12 |
| 6162520 | Optical recording medium and dipyrromethene metal chelate compound for use therein | Tsutami Misawa, Hisashi Tsukahara, Akira Ogiso, Kenichi Sugimoto, Kenji Mizoue +4 more | 2000-12-19 |
| 6106999 | Photosensitizer, visible light curable resin composition using the same, and use of the composition | Akira Ogiso, Tsutami Misawa, Hisashi Tsukahara, Keisuke Takuma, Kenichi Sugimoto +3 more | 2000-08-22 |
| 6060606 | Dipyrromethene metal chelate compounds | Tsutami Misawa, Kenichi Sugimoto, Hisashi Tsukahara, Takeshi Tsuda, Keisuke Takuma +1 more | 2000-05-09 |
| 5948593 | Optical recording medium | Tsutami Misawa, Kenichi Sugimoto, Hisashi Tsukahara, Takeshi Tsuda, Keisuke Takuma +1 more | 1999-09-07 |
| 5855979 | Optical recording medium | Hideki Umehara, Jun TOKUHIRO, Yuji Inatomi, Tomoyoshi Sasakawa, Tsutami Misawa +2 more | 1999-01-05 |
| 5693396 | Phthalocyanine compounds and optical recording media comprising them | Tsutami Misawa, Kenichi Sugimoto, Takeshi Tsuda, Keisuke Takuma | 1997-12-02 |
| 5672462 | Optical recording medium | Keisuke Takuma, Tsutami Misawa, Kenichi Sugimoto, Takeshi Tsuda, Hideki Umehara | 1997-09-30 |