Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624991 | Polypropylene resin composition | Hiroyuki Harada, Susumu Kanzaki, Hideo Shinonaga, Satoru Sogabe | 1997-04-29 |
| 5556910 | Polypropylene resin composition | Hiroyuki Harada, Susumu Kanzaki, Hideo Shinonaga, Satoru Sogabe | 1996-09-17 |
| 5494948 | Mica-reinforced propylene resin composition | Taichi Nishio | 1996-02-27 |
| 4604421 | Polypropylene resin composition comprising talc having specified average diameter and particle size | Tatsuyuki Mitsuno, Teruhisa Koyama | 1986-08-05 |