Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9187610 | Polypropylene resin composition and foamed article produced therefrom | Nobuhiro Usui, Takashi Sanada | 2015-11-17 |
| 6384122 | Thermoplastic resin composition and injection molded article thereof | Manabu Hirakawa, Kenichi Ohkawa, Teruhiko Doi, Yuichi Miyake, Takeyoshi Nishio | 2002-05-07 |
| 6204336 | High-rigidity ethylene/propylene block copolymer and process for the production thereof | Manabu Hirakawa, Kenichi Ohkawa, Teruhiko Doi, Yuichi Miyake, Takeyoshi Nishio | 2001-03-20 |