Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6585272 | Cylinder head gasket with different seal coatings | Yutaka Kato | 2003-07-01 |
| 6517084 | Cylinder head gasket with partial seal coating | — | 2003-02-11 |
| 6517085 | Cylinder head gasket with partial resin coating | Tsunekazu Udagawa, Shinichi Sato | 2003-02-11 |