Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015857 | Propylene resin compositions | Yoshihiro Sobajima, Masashi Shimouse, Akira Yamaji | 2000-01-18 |
| 5747576 | Propylene resin compositions containing talc | Yoshihiro Sobajima, Etsushi Akashige, Takeshi Hiramatsu, Akira Yamaji | 1998-05-05 |
| 5484835 | Heat-resistant, propylene resin-based molding materials and molded products obtained therefrom | Yoshihiro Sobajima, Satoru Kinoshita | 1996-01-16 |
| 5296186 | Process for producing molded products of propylene resin | Yoshihiro Sobajima, Itsushi Imamura | 1994-03-22 |