Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830390 | Front fork for bicycle | Hidenori Yamaki, Akio Minari | 1989-05-16 |
| 4820046 | Spectroscope apparatus and reaction apparatus using the same | Kenichi Sohma, Shigeru Azuhata, Kiyoshi Narato, Tooru Inada, Norio Arashi +1 more | 1989-04-11 |