Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793051 | Method for construction of crimp seal pleated filter assembly | Patrick Golden, Daniel T. Risch | 1988-12-27 |
| 4736518 | Method and apparatus for construction of crimp seal pleated filter assembly | Patrick Golden, Daniel T. Risch | 1988-04-12 |