Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311810 | Block copolymers of propylene and 4-methyl-1-pentene | Masaki Fujii, Mitsutaka Miyabayashi, Yoshihiro Ishizaki | 1982-01-19 |
| 4291140 | Novel propylene copolymers | Masaki Fujii, Mitsutaka Miyabayashi, Satoru Hattori | 1981-09-22 |