Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5543454 | Reinforced polypropylene resin composition | Hikoichi Kamakura, Kiyoshi Tsutsui, Tomohiko Akagawa, Ikunori Sakai, Katsunori Arai | 1996-08-06 |
| 5286776 | Reinforced polypropylene resin composition containing glass fiber, mica and copolymer additives | Katsunori Arai, Hideyo Morita, Kouhei Ueno, Tatsushi Akou | 1994-02-15 |