Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131461 | Stream switching system | Yang Xu | 2006-11-07 |
| 6776025 | Carrier gas pre-heat system for gas chromatograph | — | 2004-08-17 |
| 6601606 | Integrated valve for gas chromatograph | Yang Xu | 2003-08-05 |
| 6575015 | Sample and carrier gas pre-heat system for gas chromatograph | Robert Jeffrey Runyan | 2003-06-10 |
| 6536471 | Low-cost stream switching system | Henry Mancha | 2003-03-25 |
| 6374860 | Integrated valve design for gas chromatograph | Yang Xu | 2002-04-23 |