Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318375 | Lock for securing a coupling sleeve | Hubert G. Entrup | 1994-06-07 |
| 5052724 | Threaded swivel connector | Arnold Barth | 1991-10-01 |
| 4958859 | Pre-assembly muff for the cutting or clamping ring of a pipe coupling | Wolfgang Weber | 1990-09-25 |
| 4791716 | Method and apparatus for securing a connector to a pipe | — | 1988-12-20 |
| 4568114 | Threaded pipe connector | — | 1986-02-04 |
| 4538715 | Overload clutch with vibration protection mechanism | Klaus Kampf | 1985-09-03 |
| 4501570 | Adjustable friction clutch | — | 1985-02-26 |
| 4490125 | Lubricated wide angle joint | Paul Herchenbach, Klaus Kampf | 1984-12-25 |
| 4468206 | Torque-limiting clutch | Paul Herchenbach | 1984-08-28 |
| 4464077 | Coupling device for drive shafts | Paul Herchenbach | 1984-08-07 |
| 4464136 | Lubricated wide angle universal joint | Klaus Kampf | 1984-08-07 |