Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869938 | Polypropylene sheet for press-through packages, production process thereof, and polypropylene resin composition | Toru Ueki, Hajime Sentoku, Takashi Takahashi, Kazuharu Kanezaki | 1989-09-26 |
| 4617207 | Thermoplastic resin sheet | Toru Ueki, Yoshiaki Fukuda, Kazuharu Kanasaki | 1986-10-14 |