Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617416 | Polyoxymethylene copolymer and molded article thereof | Takahiro Nakamura, Masanori Furukawa, Akira Okamura, Daigo Nakaya | 2003-09-09 |
| 6586567 | Production process of polyphenylene ether | Yuji Takeda, Akio Hasebe, Akira Mitsui | 2003-07-01 |
| 6433128 | Process for producing oxymethylene copolymer | Takahiro Nakamura, Akira Okamura, Masanori Furukawa, Kaneo Yoshioka, Kazumasa Maji | 2002-08-13 |
| 5187218 | Acetal resin composition containing a terminal-etherified polyalkylene glycol | Zenpei Mizutani, Hiroshi Yada, Yoshihito Hara | 1993-02-16 |
| 4814424 | Method of stabilizing polyoxymethylene copolymer | Takeo Suzumori, Mitsuo Nakagawa, Yukihiro Iha | 1989-03-21 |
| 4681927 | Process for producing oxymethylene copolyer | Toshikazu Umemura, Yukihiro Iha | 1987-07-21 |
| 4366305 | Process for heat stabilizing oxymethylene copolymers | Akira Amemiya, Tadashi Kunii, Tomotaka Furusawa, Mutsuhiko Takeda, Katsumasa Tanaka +4 more | 1982-12-28 |
| 4246398 | Method for recovering polyphenylene oxides | Akitoshi Sugio, Atsuo Kuramoto, Takao Kawaki, Hiroyuki Urabe, Tatsuhiko Kurihara +1 more | 1981-01-20 |