Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5896654 | Method and apparatus for connecting winding materials to terminal elements | Peter Schoner | 1999-04-27 |
| 5147082 | Tool configuration for ultrasonic welding | Ralf Krause | 1992-09-15 |
| 4774694 | Well information telemetry by variation of mud flow rate | — | 1988-09-27 |
| 4712723 | Method for bonding an insulated wire element on a contact | Gerd Wiegel, Josef Schindler, Wilfried Scherer, Kurt Marth | 1987-12-15 |
| 4694439 | Well information telemetry by variation of mud flow rate | — | 1987-09-15 |
| 4649344 | Test circuit for detector used in well bore | Roger E. Ritchie | 1987-03-10 |