Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015857 | Propylene resin compositions | Yoshihiro Sobajima, Masashi Shimouse, Masahide Hamaura | 2000-01-18 |
| 5747576 | Propylene resin compositions containing talc | Yoshihiro Sobajima, Etsushi Akashige, Masahide Hamaura, Takeshi Hiramatsu | 1998-05-05 |