Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528151 | Process for producing a blow molding resin | Yoshiho Matsuo, Ryoji Nishijima, Takai Kawashima | 1985-07-09 |
| 4508878 | Process for producing a blow molding resin | Yoshiho Matsuo, Ryoji Nishijima | 1985-04-02 |