Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8709565 | Pre-primed roofing membrane | Joseph John Kalwara, Bernard Obereiner, Ross Robertson | 2014-04-29 |
| 5985981 | Elastomeric primer for use with EPDM roofing membranes | Brian S. Alexander, John W. Fieldhouse, Carter C. Slusher | 1999-11-16 |
| 5516817 | Flame retardant modified asphalt-based material and products therefrom | Carter C. Slusher, Eric Ogren, Gary S. Thompson, Edward G. Kane, Arthur M. Usmani | 1996-05-14 |
| 5451621 | SBS-modified, asphalt-based material with resistance to crosslinking | Arthur M. Usmani, Gary S. Thompson, Edward G. Kane | 1995-09-19 |
| 5409987 | Polychloroprene and polymonoolefin rubber adhesive composition | Joseph John Kalwara, Chester T. Chmiel | 1995-04-25 |
| 5191211 | Thermal desorption method for separating volatile additives from vulcanizable rubber | — | 1993-03-02 |