Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407173 | Impact modifier resin for vinyl chloride resins improved in powder characteristics | Akira Uemura, Masahito Yoshioka, Akira Takaki | 2002-06-18 |
| 6204327 | Vinyl chloride resin composition | Akira Takaki, Koji Yui, Riichi Nishimura, Kentaro Takesada | 2001-03-20 |