Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6159614 | Polypropylene resin composition | Yutaka Azuma, Satoshi Tamura, Keigo Umemoto, Toshio Kano, Masamichi Kondo | 2000-12-12 |
| 5955524 | Polypropylene resin composition | Yutaka Azuma, Satoshi Tamura, Keigo Umemoto, Toshio Kano, Masamichi Kondo | 1999-09-21 |
| 4371656 | Metal substituted zeolites as stabilizers for halogen-containing resins | Kohji Kashiwase, Yasuo Machino, Muneo Mita, Toshihiko Morishita, Mitsuo Taniguchi | 1983-02-01 |