Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006415 | Molded article of methacrylic resin | Shigeo Matsumaru, Akihiro Mochizuki | 1991-04-09 |
| 4830803 | Method of making a molded article of methacrylic resin | Shigeo Matsumaru, Akihiro Mochizuki | 1989-05-16 |