Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10012633 | Fluid composition and reservoir analysis using gas chromatography | Adriaan Gisolf, Youxiang Zuo, Ronald E. G. van Hal | 2018-07-03 |
| 9932825 | Gas chromatograph mass spectrometer for downhole applications | Ronald E. G. van Hal, Albert Ballard Andrews | 2018-04-03 |