Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937503 | Apparatus for manufacturing a dimple compensated laminar stack | — | 1999-08-17 |
| 5826323 | Method of making a height compensated laminar stack | — | 1998-10-27 |
| 5771565 | Method of making a dimple compensated laminar stack | — | 1998-06-30 |
| 5622069 | Stamping die with attached plc | — | 1997-04-22 |
| 5017792 | Method and apparatus for detecting a sheet strip material misfeed condition | — | 1991-05-21 |
| 4886973 | Sheet strip material misfeed detector | — | 1989-12-12 |
| 4855606 | Method and apparatus for detecting a misfeed in a stamping press | — | 1989-08-08 |
| 4577748 | Press mounted transfer apparatus | Gregory J. Boegner, Robert L. Marshner | 1986-03-25 |
| 4532820 | Motion multiplier apparatus | Ralph D. Gerben | 1985-08-06 |
| 4462738 | Feed and transfer system | Ralph D. Gerben | 1984-07-31 |
| 4359153 | Three axis transfer apparatus | Ralph D. Gerben | 1982-11-16 |
| 4256218 | Three axis transfer apparatus | Ralph D. Gerben | 1981-03-17 |