Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676597 | Vented hip, ridge and rake composite shingle | Alfredo A. Bondoc | 1997-10-14 |
| 5011726 | Low temperature sealing adhesive composition | Adem Chich, Steven S. Lalwani, Louis L. Grube, Alfredo A. Bondoc | 1991-04-30 |
| 4992315 | Roofing membrane and method | Thomas J. Zickell | 1991-02-12 |
| 4923913 | Low temperature sealing adhesive composition | Adem Chich, Steven S. Lalwani, Louis L. Grube, Alfredo A. Bondoc | 1990-05-08 |