Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832538 | Foam sponge cutting apparatus with both vertical and horizontal cutting devices | — | 2004-12-21 |
| 6386083 | Vertically movable foam sponge cutting apparatus | — | 2002-05-14 |
| 6125733 | Foam sponge cutting machine with vertical blade strap | — | 2000-10-03 |
| 5878643 | Curl type sandwich automatic cutting device | — | 1999-03-09 |