Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549335 | Solderless metallurgical joint | — | 1996-08-27 |
| 5228198 | Method of manufacturing a heat exchanger assembly with wrapped tubing | Roger Paulman | 1993-07-20 |
| 5133492 | Method and apparatus for separating thin-walled, multiport micro-extrusions | Roger Paulman | 1992-07-28 |
| 5099574 | Method of making a heat exchanger assembly with wrapped tubing | Roger Paulman | 1992-03-31 |
| 4881311 | Heat exchanger assembly with integral fin unit | Roger Paulman | 1989-11-21 |
| 4794985 | Finned heat exchanger tubing with varying wall thickness | Roger Paulman | 1989-01-03 |
| 4778004 | Heat exchanger assembly with integral fin unit | Roger Paulman | 1988-10-18 |
| 4637111 | Process of making heat exchangers | Stephen F. Pasternak | 1987-01-20 |
| 4554970 | Heat exchangers and method of making same | Stephen F. Pasternak | 1985-11-26 |