Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552494 | Quality control method for ABS-based resin and molding of the ABS-based resin | Mune Iwamoto, Akihiko Nakajima, Masato Takaku, Hisao Morita, Tomofumi Shirafuji +1 more | 1996-09-03 |
| 5506304 | Process for continuously preparing rubber modified styrene resins | Shiro Otsuzuki, Mune Iwamoto, Akihiko Nakajima, Masato Takaku, Hisao Morita +1 more | 1996-04-09 |
| 5473014 | Rubber modified styrenic resin composition having high gloss and impact strength | Mune Iwamoto, Masahiro Kaneko, Kouzou Ichikawa, Akihiko Nakajima, Masato Takaku | 1995-12-05 |
| 5210132 | Continuous process for preparing rubber modified high impact resin | Tetsuyuki Matsubara, Norifumi Ito, Mune Iwamoto, Kazuo Sugazaki, Yasuo Furuta +2 more | 1993-05-11 |
| 5191023 | Block-copolymerized-rubber-modified styrene copolymers | Mune Iwamoto, Norifumi Ito, Tetsuyuki Matsubara, Kazuo Sugazaki | 1993-03-02 |
| 5191046 | Transparent heat-resistant styrene-base copolymer | Mune Iwamoto, Norifumi Ito, Tetsuyuki Matsubara | 1993-03-02 |
| 4972024 | Anionically-polymerized-rubber-modified styrene copolymers | Mune Iwamoto, Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara, Yasuo Furuta | 1990-11-20 |
| 4808661 | Rubber dispersed copolymer resin | Mune Iwamoto, Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara | 1989-02-28 |
| 4789272 | Transportation method of synthetic rubber chips | Tetsuyuki Matsubara, Norifumi Ito, Mune Iwamoto | 1988-12-06 |
| 4758644 | Bromostyrene composition | Mune Iwamoto, Norifumi Ito, Kazuo Sugazaki, Tetsuyuki Matsubara | 1988-07-19 |
| 4699976 | Continuous process for the treatment of polymer composition to remove unreacted monomer and solvent | Tetsuyuki Matsubara, Norifumi Ito, Mune Iwamoto | 1987-10-13 |
| 4619959 | Continuous production process of styrene-base resin | Tetsuyuki Matsubara, Norifumi Ito, Kazuo Sugazaki, Kouzo Ichikawa, Mune Iwamoto | 1986-10-28 |
| 4537954 | Process for the preparation of polymer compositions having low volatile content | Norifumi Ito, Tetsuyuki Matsubara, Kozo Ichikawa, Susumu Fukawa, Tetsuo Maeda | 1985-08-27 |