Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D623490 | Mortar master blade | — | 2010-09-14 |
| 5379667 | Pinch cutting method and apparatus | — | 1995-01-10 |
| 4802556 | Autoluber | — | 1989-02-07 |
| 4541978 | Extrusion-fill method of producing an elastomeric spring | J. Robert Dieckmann, Mark R. Roodvoets | 1985-09-17 |
| 4493631 | Apparatus for producing variable-rate spring | J. Robert Dieckmann, Mark R. Roodvoets | 1985-01-15 |
| 4474399 | Tire gripper | — | 1984-10-02 |