Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6384122 | Thermoplastic resin composition and injection molded article thereof | Manabu Hirakawa, Kenichi Ohkawa, Tetsuya Hisayama, Yuichi Miyake, Takeyoshi Nishio | 2002-05-07 |
| 6204336 | High-rigidity ethylene/propylene block copolymer and process for the production thereof | Manabu Hirakawa, Kenichi Ohkawa, Tetsuya Hisayama, Yuichi Miyake, Takeyoshi Nishio | 2001-03-20 |
| 6031034 | Polypropylene-based resin composition | Akihiro Morimoto, Kenichi Ohkawa | 2000-02-29 |
| 5914363 | Crystalline ethylene-propylene copolymer with ethylene copolymer(s) and/or alkenyl aromatic-grafted rubber | Hajime Sadatoshi, Kenichi Ohkawa, Yuichi Miyake, Takao Nomura, Takeyoshi Nishio | 1999-06-22 |
| 5723527 | Thermoplastic resin composition and injection molded article thereof | Hajime Sadatoshi, Kenichi Ohkawa, Yuichi Miyake, Takao Nomura, Takeyoshi Nishio | 1998-03-03 |