Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808785 | Synthetic roofing shingle or tile | Michael Friedman, Husnu M. Kalkanoglu, Joong Youn Kim | 2004-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808785 | Synthetic roofing shingle or tile | Michael Friedman, Husnu M. Kalkanoglu, Joong Youn Kim | 2004-10-26 |