Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181394 | Method and system for trace detection of low volatile substances | Andrey N. Vilkov, Joseph A. Widjaja | 2024-12-31 |
| 10345282 | Temperature influenced chemical vaporization and detection of compounds having low volatility | Andrey N. Vilkov, Joseph A. Widjaja | 2019-07-09 |
| 10317387 | Chemical vaporization and detection of compounds having low volatility | Andrey N. Vilkov, Joseph A. Widjaja, Karl A. Hanold | 2019-06-11 |
| 10141173 | Systems for separating ions and neutrals and methods of operating the same | — | 2018-11-27 |
| 9952179 | System and method for trace detection using dual ionization sources | Andrey N. Vilkov | 2018-04-24 |
| 9726655 | Selective ion chemistry for nitrate detection | Andrey N. Vilkov, Sheng CAI | 2017-08-08 |
| 9689857 | Temperature influenced chemical vaporization and detection of compounds having low volatility | Andrey N. Vilkov, Joseph A. Widjaja | 2017-06-27 |
| 9683981 | Chemical vaporization and detection of compounds having low volatility | Andrey N. Vilkov, Joseph A. Widjaja, Karl A. Hanold | 2017-06-20 |
| 9558924 | Systems for separating ions and neutrals and methods of operating the same | — | 2017-01-31 |
| 9482655 | System and method for using additives with isotopic patterns to enhance the specificity of a spectrometer | Andrey N. Vilkov | 2016-11-01 |
| 9354153 | Hand-held trace particle sampling system and method of operating the same | Karl A. Hanold | 2016-05-31 |
| 8857278 | Hand-held trace vapor/particle sampling system | — | 2014-10-14 |
| 8723111 | Apparatus for chemical sampling and method of assembling the same | Kaveh Jorabchi | 2014-05-13 |
| 8614582 | Method of simultaneously screening a plurality of people | Karl A. Hanold | 2013-12-24 |
| 8434375 | Hand-held trace vapor/particle sampling system | — | 2013-05-07 |
| 8402842 | Surface sampling mobile chemical detection probe | Paul T. Chaney | 2013-03-26 |
| 8288735 | Photoemission induced electron ionization | Andrey N. Vilkov | 2012-10-16 |
| 8186234 | Hand-held trace vapor/particle detection system | Paul T. Chaney, Alan K. Junor | 2012-05-29 |
| 7476854 | High speed, multiple mass spectrometry for ion sequencing | Karl A. Hanold | 2009-01-13 |
| 7401498 | Multiple trace portal detection systems | Karl A. Hanold | 2008-07-22 |
| 7299710 | Hand-held trace vapor/particle sampling system | — | 2007-11-27 |
| 7196325 | Glow discharge and photoionizaiton source | — | 2007-03-27 |
| 7161144 | Interfaces for a photoionization mass spectrometer | Karl A. Hanold, Matthew D. Evans, Brian Nies | 2007-01-09 |
| 7119342 | Interfaces for a photoionization mass spectrometer | Karl A. Hanold, Matthew D. Evans, Brian Nies | 2006-10-10 |
| 7109476 | Multiple ion sources involving atmospheric pressure photoionization | Karl A. Hanold | 2006-09-19 |