Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6006576 | Super stretch draw die and method | Erich Genseberger, Patrick Hickey, Richard Tieu | 1999-12-28 |
| 4392400 | Trimming and piercing apparatus | Masaru Sasagawa, Mamoru Kushima | 1983-07-12 |