Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824730 | Resin composition, gasket material and gasket integrated with metal | Naruhiko Mashita, Shinichi Toyosawa, Youichi Nishimuro, Tadashi Utsunomiya, Ichiro Akasaka +1 more | 2004-11-30 |
| 6673460 | Composite structure and production method thereof | Tadashi Utsunomiya | 2004-01-06 |