Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454772 | Method for sampling a fluid from a well | Paul J. Brunner, Charles A. Christopher | 1984-06-19 |
| 4454773 | Time interval automatic well multi-phase fluid sampler | Paul J. Brunner, Charles A. Christopher | 1984-06-19 |
| 4372382 | Method and sampler for collecting a non-pressurized well fluid sample | John F. Rooney | 1983-02-08 |
| 4304302 | Method for injecting a two phase fluid into a subterranean reservoir | Joseph T. Carlin, Richard H. Widmyer | 1981-12-08 |