Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817399 | Apparatus and method for assembling sheet material mounting device components | Joel Berman, Viktor Erlikh, Dimitry Gomelsky | 2004-11-16 |
| 6402110 | Apparatus and method for mounting flexible sheet material to a support structure | Joel Berman | 2002-06-11 |
| 6164428 | Wrap spring shade operator | Joel Berman, Victor Erlikh, John Wilk | 2000-12-26 |