Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777127 | Systems, apparatus and methods for bonding and/or sealing electrochemical cell elements and assemblies | Johann Einhart, Stefan Reiff, Hubert Ryssel, Christopher Todd Kirby, Francisco Diaz +1 more | 2004-08-17 |
| 4500100 | Cylinder head gasket | Eugen Ruoff | 1985-02-19 |
| 4483539 | Method of making a cylinder head gasket | Eugen Ruoff | 1984-11-20 |
| 4465287 | Cylinder-head gasket for piston-type internal combustion engines | Wilhelm Kullen | 1984-08-14 |