Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8236869 | Polyether polyol, rigid polyurethane foam and processes for production thereof | Atsushi Miyata, Tomoki Tsutsui, Shinsuke Matsumoto, Kazuhiko Ohkubo | 2012-08-07 |
| 5514748 | Polyimide based resin composition comprising cured phenolic resins and liquid crystal polymers | Toshihiko Isutsumi, Toshiyuki Nakakura, Shuichi Morikawa, Katsunori Shimamura, Toshiaki Takahashi +7 more | 1996-05-07 |
| 5321096 | Polyimide composition | Yuichi Okawa, Hideaki Oikawa, Tadashi Asanuma, Akihiro Yamaguchi | 1994-06-14 |
| 5312866 | Polyimide based resin composition | Toshihiko Tsutsumi, Toshiyuki Nakakura, Shuichi Morikawa, Katsunori Shimamura, Toshiaki Takahashi +7 more | 1994-05-17 |
| 5286840 | Thermally stable polyimide and preparation process of polyimide | Hideaki Oikawa, Akihiro Yamaguchi, Shoji Tamai | 1994-02-15 |
| 5206340 | Integrated circuit socket comprising a polyimide polymer | Toshihiko Tsutsumi, Toshiyuki Nakakura, Taizo Nagahiro, Shuithi Morikawa | 1993-04-27 |
| 5087644 | Carbon-fiber-reinforced polyimide resin compositions | Toshihiko Tsutsumi, Toshiyuki Nakakura, Shuichi Morikawa | 1992-02-11 |
| 4960852 | Thermosetting resin compostion from bis, maleimide and bis (meta-amino phenoxy) compound | Norimasa Yamaya, Masahiro Ohta, Akihiro Yamaguchi | 1990-10-02 |
| 4908409 | Polyimide | Hideaki Oikawa, Katsuaki Liyama, Saburo Kawashima, Shoji Tamai, Masahiro Ohta +1 more | 1990-03-13 |
| 4847311 | Polyimide resin composition | Norimasa Yamaya, Kenichi Baba | 1989-07-11 |
| 4831102 | Thermosetting resin composition from poly-arylene-oxy-bis-maleimide and polyarylene diamine | Norimasa Yamaya, Masahiro Ohta, Akihiro Yamaguchi | 1989-05-16 |
| 4816516 | Polyimide resin-fluoropolymer compositions | Norimasa Yamaya, Kenichi Baba | 1989-03-28 |
| 4506042 | Curable resin composition comprising N-(alkenylphenyl)maleimide, epoxy composition and polyamine | Hikotada Tsuboi, Motoo Kawamata, Masayuki Oba | 1985-03-19 |
| 4500719 | Process for the preparation of N-alkenylphenylmaleimides and N,N'-[alkenylenephenylene]bismalemides | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1985-02-19 |
| 4401777 | Curable resin composition comprising N-(alkenylphenyl)maleimide and epoxy composition | Hikotada Tsuboi, Motoo Kawamata, Masayuki Oba | 1983-08-30 |
| 4400521 | N-Substituted phenyl maleimides | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1983-08-23 |
| 4376206 | N-Alkenylphenylmaleimides and N,N'-[alkenylene phenylene]bismaleimides for the same | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1983-03-08 |
| 4323662 | Thermosetting resin compositions comprising bismaleimides and alkenylaniline derivatives | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1982-04-06 |
| 4289699 | Process for the production of N-(hydroxyphenyl) maleimides | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1981-09-15 |
| 4231934 | Process for the production of N-(hydroxyphenyl) maleimides | Masayuki Oba, Motoo Kawamata, Hikotada Tsuboi | 1980-11-04 |