Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283267 | Polypropylene resin composition | Takeyoshi Nishio, Kouhei Ueno, Tomohiko Akagawa, Saburo Hinenoya, Shinji Katsui | 1994-02-01 |
| 5039525 | Polypropylene resin composition | Kouhei Ueno, Tomohiko Akagawa, Saburo Hinenoya, Shinji Katsui | 1991-08-13 |