Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347920 | Analytical instruments, assemblies, and methods | Dennis Barket, Jr., Garth E. Patterson, Mark Gregory | 2016-05-24 |
| 8952321 | Analytical instruments, assemblies, and methods | Dennis Barket, Jr., Garth E. Patterson, Mark Gregory | 2015-02-10 |
| 8176801 | Interface port for connection of a sampling device to an analytical instrument | Mark Gregory, Matthew Briscoe, Garth E. Patterson, John W. Grossenbacher, Dennis Barket, Jr. | 2012-05-15 |
| 7520920 | Guard columns for gas chromatographs and gas chromatograph-mass spectrometers | Mark Gregory, Garth E. Patterson, Anthony Cochran | 2009-04-21 |