Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9462958 | Method and system for using tri-modal sensor | Ivan Osorio, Nachappa Gopalsami, Stanislav Kulikov | 2016-10-11 |
| 9103904 | Interferometric millimeter wave and THz wave doppler radar | Shaolin Liao, Nachappa Gopalsami, Sasan Bakhtiari, Thomas W. Elmer | 2015-08-11 |
| 9086487 | Radar detection of radiation-induced ionization in air | Nachappa Gopalsami, Alexander Heifetz, Hual-Te Chien, Shaolin Liao, Eugene R. Koehl | 2015-07-21 |
| 8941061 | Compressive passive millimeter wave imager | Nachappa Gopalsami, Shaolin Liao, Thomas W. Elmer, Eugene R. Koehl, Alexander Heifetz | 2015-01-27 |
| 8686362 | Millimeter wave sensor for far-field standoff vibrometry | Sasan Bakhtiari, Nachappa Gopalsami, Thomas W. Elmer | 2014-04-01 |
| 8165682 | Surface acoustic wave probe implant for predicting epileptic seizures | Nachappa Gopalsami, Stanislav Kulikov, Ivan Osorio | 2012-04-24 |
| 7888645 | Passive millimeter wave spectrometer for remote detection of chemical plumes | Nachappa Gopalsami, Sasan Bakhtiari, Thomas W. Elmer | 2011-02-15 |
| 7861574 | Photoacoustic spectroscopy system and technique for remote sensing of explosives and toxic chemicals | Shuh-Haw Sheen, Hual-Te Chien | 2011-01-04 |
| 7644606 | Photoacoustic spectroscopy system and technique for remote sensing of explosives and toxic chemicals | Shuh-Haw Sheen, Hual-Te Chien | 2010-01-12 |
| 7495218 | Passive millimeter wave spectrometer for remote detection of chemical plumes | Nachappa Gopalsami, Sasan Bakhtiari, Thomas W. Elmer | 2009-02-24 |
| 7223608 | Resonance-enhanced dielectric sensing of chemical and biological species | Nachappa Gopalsami | 2007-05-29 |
| 6969851 | Ion-mobility spectrometry sensor for NOx detection | Shuh-Haw Sheen, Hual-Te Chien | 2005-11-29 |
| 6279378 | Ultrasonic gas analyzer and method to analyze trace gases | Shuh-Haw Sheen, Hual-Te Chien | 2001-08-28 |
| 5886534 | Millimeter wave sensor for on-line inspection of thin sheet dielectrics | Sasan Bakhtiari, Nachappa Gopalsami | 1999-03-23 |
| 5752302 | Method and apparatus for sizing and separating warp yarns using acoustical energy | Shuh-Haw Sheen, Hual-Te Chien, David S. Kupperman | 1998-05-19 |
| 5676015 | Cavitation controlled acoustic probe for fabric spot cleaning and moisture monitoring | Shuh-Haw Sheen, Hual-Te Chien | 1997-10-14 |
| 5665907 | Ultrasonic imaging system for in-process fabric defect detection | Shuh-Haw Sheen, Hual-Te Chien, William P. Lawrence | 1997-09-09 |
| 5606113 | Acoustic methods to monitor sliver linear density and yarn strength | Shuh-Haw Sheen, Hual-Te Chien | 1997-02-25 |
| 5468964 | Millimeter wave sensor for monitoring effluents | Nachappa Gopalsami, Sasan Bakhtiari, Stephen L. Dieckman | 1995-11-21 |
| 5365778 | Method for measuring liquid viscosity and ultrasonic viscometer | Shuh-Haw Sheen, William P. Lawrence, Hual-Te Chien | 1994-11-22 |
| 5169188 | Ceramic tamper-revealing seals | David S. Kupperman, Shuh-Haw Sheen | 1992-12-08 |
| 5020920 | Method and apparatus for millimeter-wave detection of thermal waves for materials evaluation | Nachappa Gopalsami | 1991-06-04 |
| 4598593 | Acoustic cross-correlation flowmeter for solid-gas flow | Shuh-Haw Sheen | 1986-07-08 |
| 4413531 | Doppler flowmeter | Henry H. B. Karplus | 1983-11-08 |
| 4402230 | Method and apparatus for measuring flow velocity using matched filters | — | 1983-09-06 |