Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314729 | Artificial marble | Shigeru Motomiya | 1994-05-24 |
| 4916023 | Gel coating resin composition and shaped article using the same | Yoshichika Kawabata, Shigeru Motomiya | 1990-04-10 |