Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7823649 | System and method for plugging a side pocket mandrel using a swelling plug | Robert Warren, Lee Morgan Smith | 2010-11-02 |
| 5177978 | Auxiliary engine idling system | — | 1993-01-12 |
| 4838032 | Optical signal power measurement method and apparatus | Michael J. Maslaney, Dinal Andreasen | 1989-06-13 |
| 4726676 | Optical signal power measurement method and apparatus | Michael J. Maslaney, Dinal Andreasen | 1988-02-23 |