Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7446154 | Carboxylic acid-modified biphenyl epoxy diacrylate | Kenzi Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Daisuke Ohno, Katsutoshi Yamazaki +1 more | 2008-11-04 |
| 7388057 | Di(meth)acrylate of epoxy-terminated polyphenylene ether | Kenzi Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Daisuke Ohno, Katsutoshi Yamazaki +1 more | 2008-06-17 |
| 7309794 | Method of storing episulfide compound | Yuichi Yoshimura, Motoharu Takeuchi, Atsuki Niimi, Hiroshi Horikoshi, Masanori Shimuta +1 more | 2007-12-18 |
| 7247682 | Bifunctional phenylene ether oligomer, its derivatives, its use and process for the production thereof | Kenzi Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Daisuke Ohno, Katsutoshi Yamazaki +1 more | 2007-07-24 |
| 6962744 | Bifunctional phenylene ether oligomer, its derivatives, its use and process for the production thereof | Kenzi Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Daisuke Ohno, Katsutoshi Yamazaki +1 more | 2005-11-08 |
| 6794481 | Bifunctional phenylene ether oligomer, its derivatives, its use and process for the production thereof | Kenzi Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Daisuke Ohno, Katsutoshi Yamazaki +1 more | 2004-09-21 |
| 6528005 | Process for producing a lens by polymerizing bis(&bgr;-epithiopropyl) ether | Motoharu Takeuchi, Atsuki Niimi | 2003-03-04 |
| 6225439 | Compositions for a resin | Masanori Shimuta, Katsuyuki Mizuno, Motoharu Takeuchi | 2001-05-01 |
| 6201061 | Process for producing a novel resin for optical materials having excellent color tone and transparency | Motoharu Takeuchi, Katsuyuki Mizuno | 2001-03-13 |
| 6197226 | Process for tinting a resin having a large refractivity index and optical material tinted by the process | Motoharu Takeuchi, Katsuyuki Mizuno, Atsuki Niimi, Hiroshi Horikoshi | 2001-03-06 |
| 6180753 | Process for treating a compound having epithio structures for disposal | Motoharu Takeuchi | 2001-01-30 |
| 6130307 | Composition for a resin | Motoharu Takeuchi, Katsuyuki Mizuno | 2000-10-10 |
| 6117923 | Resin for optical material | Masanori Shimuta, Motoharu Takeuchi, Katsuyuki Mizuno | 2000-09-12 |
| 5807975 | Alkyl sulfide type episulfide compound | Motoharu Takeuchi, Kenichi Takahashi | 1998-09-15 |
| 5543474 | Resin composition | Takao Kawaki, Toshiaki Yamada, Hidefumi Harada, Hajime Ban, Yuji Takeda +1 more | 1996-08-06 |
| 5387652 | Resin composition of polyamideimide and polyphenylene sulfide | Takao Kawaki, Toshiaki Yamada, Hidefumi Harada, Hajime Ban | 1995-02-07 |
| 5321097 | Heat-resistant resin composition | Takao Kawaki, Masahiko Ishikawa, Toshiaki Yamada, Yasuhiro Hirai, Hajime Ban | 1994-06-14 |
| 5086112 | Solvent-resistant polyphenylene ether resin composition | Shizuo Togo, Yoshinori Kondo, Toshiaki Yamada | 1992-02-04 |
| 4914153 | Solvent-resistant polyphenylene ether resin composition | Shizuo Togo, Yoshinori Kondo, Toshiaki Yamada | 1990-04-03 |
| 4683255 | Polyphenylene ether resin composition having excellent fire retardancy | Akitoshi Sugio, Masao Okabe | 1987-07-28 |
| 4614773 | Novel polyphenylene ether resin composition | Akitoshi Sugio, Masao Okabe | 1986-09-30 |
| 4590239 | Polyphenylene ether resin composition suitable for electroless plating | Akitoshi Sugio, Masanobu Masu, Toshihiko Kobayashi | 1986-05-20 |
| 4448931 | Polyphenylene ether resin | Akitoshi Sugio, Masanobu Masu | 1984-05-15 |