Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D429655 | Electric meter cover | Markus F. Hirschbold, Werner Reinhard Simbeck, I. Ross Macfarlane | 2000-08-22 |
| D427533 | Electric meter external I/O enclosure | Markus F. Hirschbold | 2000-07-04 |
| 4899823 | Method and apparatus for running coiled tubing in subsea wells | Charles C. Cobb, Eric R. McK. Ladbrook | 1990-02-13 |
| 4825953 | Well servicing system | Kwok-Ping Wong | 1989-05-02 |