Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5515757 | Rotary die cutters | Robert B. Vigder | 1996-05-14 |
| 5076128 | Die cutter blanket | Robert B. Vigder | 1991-12-31 |
| 4848204 | Die cutter blanket | Robert B. Vigder | 1989-07-18 |
| 4781088 | Pneumatic scrap reduction system for rotary die cutter | Robert B. Vigder | 1988-11-01 |
| 4716802 | Scrap reduction system for rotary die cutter | Robert B. Vigder | 1988-01-05 |