Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10955055 | Spiral wound gasket | Wayne Evans, Chad Yoder, Sherwin Damdar, Paul Jude Nichols | 2021-03-23 |
| 9234589 | Extreme temperature gasket and method of making the same | Sherwin Damdar, Paul Jude Nichols | 2016-01-12 |
| 5603513 | Compressed non-asbestos gasketing for steam | Laura E. Shekleton, Agnes Potepan | 1997-02-18 |
| 4859526 | High temperature compressed non-asbestos sheet | Agnes Potepan | 1989-08-22 |