Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562282 | Method of melt blowing polymer filaments through alternating slots | Gord W. Johnston | 2003-05-13 |
| 4952268 | Laminated waterproofing material containing asphalt and method of making it | Martin H. Beck, Louis D. Tacito, Robert J. Booth, Khalid Salman Jasim | 1990-08-28 |