Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642321 | Polyacetal resin composition | Hidetoshi Okawa, Yoshihisa Tajima | 2003-11-04 |
| 6583203 | Branched polyacetal resin composition | Hidetoshi Okawa, Yoshihisa Tajima | 2003-06-24 |