Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961792 | Apparatus and method for removing magnetic particles from liquids or slurries from an oil or gas process | — | 2021-03-30 |
| 10520090 | Seal | — | 2019-12-31 |
| 10145200 | Method and system for controlling slip joint packer activation | — | 2018-12-04 |
| 9765889 | Seal | — | 2017-09-19 |
| 9683417 | Apparatus and method for handling liquids or slurries from an oil or gas process | — | 2017-06-20 |
| 9097348 | Seal | — | 2015-08-04 |
| 8999159 | Removal of magnetic particles from a fluid | — | 2015-04-07 |
| 7058249 | Waveplate and optical circuit formed using mesogen-containing polymer | Ken G. Purchase, Lili Huang, Stephen Z. D. Cheng, Frank W. Harris, Jason J. Ge +1 more | 2006-06-06 |
| 6870978 | Waveplate and optical circuit formed from mesogen-containing polymer | Ken G. Purchase, Lili Huang, Stephen Z. D. Cheng, Frank W. Harris, Jason J. Ge +1 more | 2005-03-22 |