Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015770 | Roof membrane and roof system using the membrane to simulate a standing seam metal roof | Husnu M. Kalkanoglu | 2011-09-13 |
| 7921606 | Hip, ridge or rake shingle | Joseph Quaranta, Robert L. Jenkins, Gregory F. Jacobs, Karen L. Steele | 2011-04-12 |
| D633221 | Shingle strip | Husnu M. Kalkanoglu, Robert L. Jenkins, Gregory F. Jacobs | 2011-02-22 |
| D633222 | Shingle | Husnu M. Kalkanoglu, Robert L. Jenkins, Gregory F. Jacobs | 2011-02-22 |
| 7861478 | Roof membrane and roof system using the membrane to simulate a standing seam metal roof | Husnu M. Kalkanoglu | 2011-01-04 |