Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293779 | MLS gasket with bore edge stopper bead | William A. Johnson | 2007-11-13 |
| 6962345 | MLS gasket with bore edge stopper bead | William A. Johnson | 2005-11-08 |
| 6957815 | MLS gasket with epoxy bead stopper layer | — | 2005-10-25 |
| 6899340 | MLS gasket with bore edge stopper bead | — | 2005-05-31 |
| 6543787 | Boundary gasket with waffle pattern sealing beads | — | 2003-04-08 |
| 6536775 | Boundary gasket with integral bolt thread seals | — | 2003-03-25 |
| 5511518 | Sealing assembly with undercut groove | Balbir Jain | 1996-04-30 |
| 4796897 | Head gasket with beam-functioning fire ring | — | 1989-01-10 |
| 4655463 | Gasket assembly for oil pan valve covers and the like | Edward Widder | 1987-04-07 |
| 4625979 | Seal assembly having a low extrusion resistant elastomeric sealing bead | — | 1986-12-02 |
| 4597583 | Gasket assembly for sealing covers to automotive engines | Frank L. Miszczak | 1986-07-01 |
| 4535996 | Gasket assembly for oil pans and the like and method of making same | James C. Cardis | 1985-08-20 |