Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5253552 | Tong-like device for opening screw-on lids | Dieter Brand, Johannes Solf | 1993-10-19 |
| 5251425 | Enveloping device | — | 1993-10-12 |
| 4829858 | Pliers-type hand tool | Gerhard Bayer, Johannes Solf | 1989-05-16 |
| 4748876 | Universal pliers | Johannes Solf, Gerhard Bayer, Jurgen Reichel | 1988-06-07 |
| 4739536 | Screwdriver handgrip having harder and softer zones | Jan-Eric Bandera, Roland Schindhelm, Johannes Solf, Karl Lieser | 1988-04-26 |
| 4451955 | Crimp-type clamp | James J. Richter | 1984-06-05 |