Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213015 | Variable nut driver | — | 1993-05-25 |
| 5174178 | Selective tool handle | — | 1992-12-29 |
| 4520896 | Foldable ladder | Timothy J. Eichfeld | 1985-06-04 |
| 4508274 | Adjustable flow coolant nozzle | Timothy J. Eichfeld | 1985-04-02 |
| 4483415 | Folding stepladder | Timothy J. Eichfeld | 1984-11-20 |
| 4238124 | Work holder | Timothy J. Eichfeld | 1980-12-09 |
| 4232856 | Work holding table | Timothy J. Eichfeld | 1980-11-11 |