Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8888906 | Heat-sensitive color-developing composition and heat-sensitive recording material comprising the composition | Ryoji Yamaguchi, Toshihiro Masaoka | 2014-11-18 |
| 6570025 | Sulfur compound and use thereof | Kenichi Fujii, Atsuo Otsuji, Masao Imai, Kenichi Sugimoto, Tadashi Okuma +1 more | 2003-05-27 |
| 6482916 | Dyed molded article | Atsuo Otsuji, Kenichi Fujii, Kenichi Sugimoto, Masao Imai, Rihiko Suzuki | 2002-11-19 |
| 6458908 | Sulfur-containing unsaturated carboxylate compound and its cured products | Masao Imai, Kenichi Sugimoto, Kenichi Fujii, Atsuo Otsuji, Tadashi Ohkuma +2 more | 2002-10-01 |
| 6355327 | Optical recording medium and dipyrromethene metal chelate compound for use therein | Tsutami Misawa, Taizo Nishimoto, Hisashi Tsukahara, Akira Ogiso, Kenichi Sugimoto +4 more | 2002-03-12 |
| 6320020 | Sulfur-containing (thio)ether (co)polymer and a use thereof | Kenichi Sugimoto, Atsuo Otsuji, Rihoko Suzuki, Kenichi Fujii, Masao Imai | 2001-11-20 |
| 6310147 | Epoxy-resin composition and use thereof | Tatsuhiro Urakami, Kenichi Sugimoto, Takuo Tajima, Koutaro Suzuki, Tadahito Nobori +1 more | 2001-10-30 |
| 6297332 | Epoxy-resin composition and use thereof | Tatsuhiro Urakami, Kenichi Sugimoto, Tadahito Nobori, Usaji Takaki | 2001-10-02 |
| 6162520 | Optical recording medium and dipyrromethene metal chelate compound for use therein | Tsutami Misawa, Taizo Nishimoto, Hisashi Tsukahara, Akira Ogiso, Kenichi Sugimoto +4 more | 2000-12-19 |
| 6130346 | Process for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxide | Tadahito Nobori, Takaomi Hayashi, Isao Hara, Shinji Kiyono, Atsushi Shibahara +3 more | 2000-10-10 |
| 6106999 | Photosensitizer, visible light curable resin composition using the same, and use of the composition | Akira Ogiso, Tsutami Misawa, Taizo Nishimoto, Hisashi Tsukahara, Kenichi Sugimoto +3 more | 2000-08-22 |
| 6080833 | Low-birefringent organic optical component and a spirobiindan polymer | Atsuo Otsuji, Rihoko Suzuki, Tatsuhiro Urakami, Toshihiro Motoshima, Wataru Yamashita +8 more | 2000-06-27 |
| 6060606 | Dipyrromethene metal chelate compounds | Tsutami Misawa, Kenichi Sugimoto, Taizo Nishimoto, Hisashi Tsukahara, Takeshi Tsuda +1 more | 2000-05-09 |
| 6028161 | Polycarbonate copolymer and applications thereof | Atsuo Otsuji, Rihoko Suzuki, Kenichi Sugimoto, Tatsuhiro Urakami | 2000-02-22 |
| 5990261 | Organic optical component | Wataru Yamashita, Tomomi Yoshimura, Atsushi Shibuya, Yoshihiro Sakata, Hideaki Oikawa +1 more | 1999-11-23 |
| 5953857 | Method for controlling plant growth | Ichiro Aiga, Katsusuke Murakami, Shuhei Ikado, Ryu Nakamura, Ryu Oi +1 more | 1999-09-21 |
| 5948593 | Optical recording medium | Tsutami Misawa, Kenichi Sugimoto, Taizo Nishimoto, Hisashi Tsukahara, Takeshi Tsuda +1 more | 1999-09-07 |
| 5945503 | Polymaleimide resin composition and laminate plate for semiconductor substrate using it | Takuo Tajima, Yoshiyuki Shindo, Koutaro Suzuki, Tatsuhiro Urakami, Atsuo Otsuji +1 more | 1999-08-31 |
| 5916488 | Polyimide resin compositions for optical filters | Kazuhiro Seino, Tsutami Misawa, Shoji Tamai, Wataru Yamashita | 1999-06-29 |
| 5868968 | Polyimide resin compositions for optical filters | Kazuhiro Seino, Tsutami Misawa, Shoji Tamai, Wataru Yamashita | 1999-02-09 |
| 5804102 | Plasma display filter | Ryu Oi, Kazuhiro Seino, Yoriaki Matsuzaki, Yuko Mochizuki, Shin Fukuda +1 more | 1998-09-08 |
| 5788914 | Near infrared ray absorbing compound having high durability and its use | Ryu Oi, Kazuhiro Seino, Yuko Mochizuki | 1998-08-04 |
| 5705101 | Near infrared absorber, preparation process therefor and use thereof | Ryu Oi, Kazuhiro Seino | 1998-01-06 |
| 5698682 | Azo compounds and polarizing films using the compounds | Yoriaki Matsuzaki, Ryu Oi, Rihoko Imai, Hisato Itoh | 1997-12-16 |
| 5693396 | Phthalocyanine compounds and optical recording media comprising them | Tsutami Misawa, Kenichi Sugimoto, Taizo Nishimoto, Takeshi Tsuda | 1997-12-02 |