Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375856 | Protecting member for a gasket | Itsuo Ishikawa, Hisashi Yasui, Susumu Inamura | 1994-12-27 |
| 5316322 | Metal plate with intersecting beads | Itsuo Ishikawa | 1994-05-31 |
| 5306023 | Cylinder head gasket with auxiliary sealing plate | — | 1994-04-26 |
| 5306024 | Metal gasket with low heat transmission | — | 1994-04-26 |
| 5297807 | Steel laminate gasket | — | 1994-03-29 |