Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4199491 | Polyolefin resin composition | Hitomi Tomari, Kikuo Nagatoshi, Yasuo Hata | 1980-04-22 |
| 4181689 | Resin compositions containing modified polypropylene | Kikuo Nagatoshi, Toshimichi Ito, Atsunobu Sakoda, Noriki Fujimoto, Hidehiko Kaji +1 more | 1980-01-01 |