Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391965 | Production process of ABS resin, ABS resin, and ABS-polycarbonate resin composition making use of the same | Takashi Koura, Ryuichi Sugimoto, Takayasu Ikeda, Koji Kawano, Shiro Otsuzuki | 2002-05-21 |
| 6376605 | Styrene resin and resin composition comprising the same | Ryuichi Sugimoto, Kazu Shiba | 2002-04-23 |
| 6124426 | Method for removing volatile materials from a polymer composition | Ryuichi Sugimoto, Koji Kawano, Hiroya Honda, Shiro Otsuzuki, Kenichiro Matsuba +2 more | 2000-09-26 |
| 6060564 | Acrylonitrile (co)polymerization while regulating temperature of vapor phase | Mutsuko Uchida, Akihiko Nakajima, Masato Takaku, Hisato Morita, Koji Kawano | 2000-05-09 |
| 5891962 | Transparent, rubber-modified styrene resin and production process thereof | Shiro Otsuzuki, Akihiko Nakajima, Masato Takaku, Hisao Morita, Koji Kawano | 1999-04-06 |
| 5552494 | Quality control method for ABS-based resin and molding of the ABS-based resin | Akihiko Nakajima, Masato Takaku, Hisao Morita, Toshihiko Ando, Tomofumi Shirafuji +1 more | 1996-09-03 |
| 5506304 | Process for continuously preparing rubber modified styrene resins | Shiro Otsuzuki, Akihiko Nakajima, Masato Takaku, Hisao Morita, Takao Kobayashi +1 more | 1996-04-09 |
| 5473014 | Rubber modified styrenic resin composition having high gloss and impact strength | Toshihiko Ando, Masahiro Kaneko, Kouzou Ichikawa, Akihiko Nakajima, Masato Takaku | 1995-12-05 |
| 5434204 | Colored styrenic resin composition | Masato Takaku, Masaru Honma, Atsushi Hashimoto | 1995-07-18 |
| 5210132 | Continuous process for preparing rubber modified high impact resin | Tetsuyuki Matsubara, Norifumi Ito, Kazuo Sugazaki, Toshihiko Ando, Yasuo Furuta +2 more | 1993-05-11 |
| 5191046 | Transparent heat-resistant styrene-base copolymer | Norifumi Ito, Tetsuyuki Matsubara, Toshihiko Ando | 1993-03-02 |
| 5191023 | Block-copolymerized-rubber-modified styrene copolymers | Norifumi Ito, Tetsuyuki Matsubara, Kazuo Sugazaki, Toshihiko Ando | 1993-03-02 |
| 4972024 | Anionically-polymerized-rubber-modified styrene copolymers | Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara, Toshihiko Ando, Yasuo Furuta | 1990-11-20 |
| 4954571 | Rubber dispersed copolymer resin | Norifumi Ito | 1990-09-04 |
| 4808661 | Rubber dispersed copolymer resin | Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara, Toshihiko Ando | 1989-02-28 |
| 4789272 | Transportation method of synthetic rubber chips | Tetsuyuki Matsubara, Norifumi Ito, Toshihiko Ando | 1988-12-06 |
| 4758644 | Bromostyrene composition | Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara, Toshihiko Ando | 1988-07-19 |
| 4699976 | Continuous process for the treatment of polymer composition to remove unreacted monomer and solvent | Tetsuyuki Matsubara, Norifumi Ito, Toshihiko Ando | 1987-10-13 |
| 4619959 | Continuous production process of styrene-base resin | Tetsuyuki Matsubara, Norifumi Ito, Kazuo Sugazaki, Kouzo Ichikawa, Toshihiko Ando | 1986-10-28 |
| 4460278 | Continuous bulk polymerization reactor | Tetsuyuki Matsubara, Norifumi Ito, Yuzuru Ishida, Tetsuo Maeda | 1984-07-17 |
| 4388447 | Process for producing rubber modified styrene resins | Norifumi Ito, Yuzuru Ishida, Yasuo Furuta, Tetsuyuki Matsubara | 1983-06-14 |
| 4378452 | Method of manufacturing rubber modified styrene resins | Norifumi Ito, Yuzuru Ishida, Tetsuyuki Matsubara | 1983-03-29 |
| 4376847 | Process for the production of styrene polymers | Tetsuyuki Matsubara, Norifumi Ito, Yuzuru Ishida | 1983-03-15 |