Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663190 | Balance adjusted wheel | Mikio Kashiwai, Shiro Sato, Shinichi Watanabe, Hidemi Ichinose, Mitsuru Yokoyama | 2003-12-16 |
| 6647784 | Balance adjusted wheel and manufacturing method | Mikio Kashiwai, Shiro Sato, Shinichi Watanabe, Hidemi Ichinose, Yukiyasu Shiroi +2 more | 2003-11-18 |