Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813263 | Forging machine | Hans A. Schubert | 1989-03-21 |
| 4796456 | Forging machine | Heinz Schmoll, Peter Schubert, Hans A. Schubert, Heinrich Kutz | 1989-01-10 |
| 4607518 | Forging press of underfloor design | Hans A. Schubert | 1986-08-26 |
| 4414125 | Alkali metal or amine salts of a mixture of 2- and 3-alkyladipic acids as corrosion inhibitors | Hans Keil, Helmut Alfs | 1983-11-08 |