Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7463154 | Selective metal removal process for metallized retro-reflective and holographic films and radio frequency devices made therewith | Manfred Rietzler | 2008-12-09 |
| 7034688 | Selective metal removal process for metallized retro-reflective and holographic films and radio frequency devices made therewith | Manfred Rietzler | 2006-04-25 |