Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6044676 | Method for making hollow workpieces | — | 2000-04-04 |
| 6045632 | Method for making can end and tab stock | William M. Betts | 2000-04-04 |
| 5862582 | Method for making hollow workpieces | — | 1999-01-26 |
| 5772799 | Method for making can end and tab stock | William M. Betts | 1998-06-30 |
| 5769972 | Method for making can end and tab stock | William M. Betts | 1998-06-23 |
| 5742993 | Method for making hollow workpieces | — | 1998-04-28 |