Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8843152 | Media gateway preferential routing circuit allocation techniques in UMA | — | 2014-09-23 |
| 7494822 | Method of quantification of carboxylic acids by mass spectrometry | Hoa D. Nguyen, Duc Nguyen | 2009-02-24 |
| 7439074 | Method of analysis of alcohol by mass spectrometry | Hoa D. Nguyen, Duc Nguyen | 2008-10-21 |
| 7309608 | Method of analysis of aldehyde and ketone by mass spectrometry | Hoa D. Nguyen, Duc Nguyen | 2007-12-18 |
| 7095766 | Mechanical protection for semiconductor edge-emitting ridge waveguide lasers | Bernd Witzigmann, Charles Tsai | 2006-08-22 |
| 5908927 | Synthesis of deuterated opiate glucuronides | Hoa D. Nguyen, Duc Nguyen, Raymond A. Schep, Phuong Pham | 1999-06-01 |