This page lists Southwest Sciences company patents as of September 2007. If you are interested in licensing our technology, please contact Daniel Oh at dbo@swsciences.com:

• Write: 1570 Pacheco St., Suite E-11, Santa Fe, NM USA 87505
• Telephone: (505) 984-1322
• Fax (505): 988-9230
• E-mail sciences@swsciences.com

1. "Laser Absorption Detection Enhancing Apparatus and Method," J. A. Silver and A. C. Stanton, U. S. Patent 4,934,816, issued June, 1990.
2. "Mass Spectrometric Method and Apparatus," D. S. Bomse, J. A. Silver and A. C. Stanton, U. S. Patent 5,015,848, issued May, 1991; U. K. Patent 2237882 B, issued April, 1994; German Patent DE 40 32 491 C2, issued July, 1998.
3. "Process for reducing interfering signals in optical measurements of water vapor," D. C. Hovde, D. J. Kane and J. A. Silver, U. S. Patent 5,804,702, issued September, 1998.
4. "Dual-modulation laser line-locking for wavelength modulation spectroscopy," D. S. Bomse and J. A. Silver, U. S. Patent 5,969,825, issued October, 1999.
5. "Phaseless wavelength modulation spectroscopy,," D. S. Bomse, U. S. Patent 5,973,782 issued October, 1999.
6. "Method and apparatus for determining wave characteristics from wave phenomena,," D. J. Kane, U. S. Patent 6,219,142, issued April, 2001.
7. "Dual-modulation laser line-locking technique for wavelength modulation spectroscopy,," D. S. Bomse, D. C. Hovde and J. A. Silver, U. S. Patent 6,351,309, issued February 26, 2002.
8. "Wavelength modulation spectroscopy with multiple harmonic detection,," J. A. Silver and D. S. Bomse, U. S. Patent 6,356,350, issued March 12, 2002.
9. "Wavelength Modulated Photoacoustic Spectrometer", J. S. Pilgrim and D. S. Bomse, U. S. patent 6,552,792 issued April 22, 2003.
10. "Electro-Optic Electric Field Probe," D. J. Kane, U. S. Patent 6,587,258, Issued July, 2003.
11. "Acoustic Resonance Phase Locked Photoacoustic Spectrometer," J. S. Pilgrim, D. S. Bomse, and J. A. Silver, U. S. Patent 6,608,683, issued August 19, 2003.
12. "Tone Burst Diode Laser Spectroscopy," D. C. Hovde, U. S. Patent 6,611,335, issued August 26, 2003.
13. "Filtering to Measure Gas Concentrations from Spectral Features," D. C. Hovde, U. S. Patent 6,615,142, issued September 2, 2003.
14. "Acoustic Resonance Frequency Locked Photoacoustic Spectrometer," J. S. Pilgrim, D. S. Bomse and J. A. Silver, U. S. Patent 6,618,148, issued September 9, 2003.
15. "Wavelength Agile External Cavity Diode Laser," J. S. Pilgrim and D. B. Oh, U. S. Patent 6,683,895, issued January 27,2004.
16. "Discrete Wavelength-Locked External Cavity Laser," J. S. Pilgrim and J. A. Silver, U. S. Patent 6,914,917, issued July 5, 2005.
17. "Envelope Functions for Modulation Spectroscopy," D. C. Hovde, U. S. Patent 6,940,599, issued September 6, 2005.
18. "Determination of Fit Basis Functions," D. J. Kane and D. C. Hovde, U. S. Patent 7,003,436, issued February 21, 2006.
19. "Method and Apparatus for Imaging Internal Structures of Transparent and Translucent Materials," D. J. Kane, A. B. Vakhtin and K. A. Petersen, U. S. Patent 7,079,254, issued July 18,2006.
20. "Determination of Fit Basis Functions," D. J. Kane and D. C. Hovde, U. S. Patent 7,092,852, issued August 15, 2006.
21. "Optical Absorbance Sensitivity and Reliability Improvement via Rotation of Sample Container," M. E. Paige, D. S. Bomse and J. A. Silver, U. S. Patent 7,126,685, issued Oct. 24, 2006.
22. "Fire Alarm Algorithm using Smoke and Gas Sensors," S. J. Chen, U. S. Patent 7,142,105, issued November 28, 2006.
23. "Envelope Functions for Modulation Spectroscopy," D. C. Hovde, U. S. Patent 7,230,711, issued June 12, 2007.
24. "Broadband External Cavity Diode Laser " J. S. Pilgrim and D. J. Kane, U. S. Patent 7,245,642, issued July 17, 2007.
25. "Near Re-Entrant Dense Pattern Optical Multipass Cell," J. Silver, U. S. Patent 7,307,716, issued December 11, 2007.

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