Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639700 | Thermal insulation containing corrugated nonwoven web of polymeric microfiber | David L. Braun, James E. Steffen | 1997-06-17 |
| 5624729 | Increased pile density composite elastic material | Bernard Cohen, Robert J. Roeder, Jay Sheldon Shultz | 1997-04-29 |
| 5620545 | Method of making a corrugated nonwoven web of polymeric microfiber | David L. Braun, James E. Steffen | 1997-04-15 |