Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839564 | Large image display apparatus | Katsuyuki Ide, Nanjou Aoike | 1989-06-13 |
| 4817641 | Wig base and method of producing same | Kosuke Mochizuki | 1989-04-04 |
| 4799502 | Wig | Kousuke Mochizuki | 1989-01-24 |