Advanced science.  Applied technology.


Intellectual Property

We recognize the importance of intellectual property whether through a patent, licensing of software, copyright, invention disclosures, trademarks, or trade secrets.


Since 1947 we have earned more than 1,300 U.S. patents. As part of a long-held tradition, patent rights arising from sponsored research at the Institute are often assigned to the client. SwRI generally retains the rights to Institute-funded advancements. We also help clients pursue patents for their sponsored research. If you are interested in licensing SwRI IP, contact our General Counsel’s Office at +1 210 522 5560.


Patent Number Date Of Issue Title of Invention Inventors
5,228,011 07/13/1993 Variable Multi-Stage Arc Discharge Acoustic Pulse Source Transducer

Thomas E. Owen

8,151,691 04/10/2012 Variable compression ratio piston with rate-sensitive response

Jean-Pierre Pirault; Riccardo Meldolesi; Christopher Chadwell

4,873,947 10/17/1989 Variable Compression Ratio Direct Injection Engine

Thomas W. Ryan, III;Milan J. Maymar;Orin M. Anderson

5,331,928 07/26/1994 Variable Compression Piston

Charles D. Wood

9,512,871 12/06/2016 Variable Area Journal Bearing

Charles E. Roberts Jr.

5,291,136 03/01/1994 Variable Angle Eddy Current Probe

William R. Van der Veer;Glenn M. Light

3,578,417 05/11/1971 Vaporizing Sulfur from Ore by Direct Contact with Heated Pebbles

John M. Dale

3,627,456 12/14/1971 Vanes for Fluid Power Converter

Charles R. Gerlach

3,910,494 10/07/1975 Valveless Combustion Apparatus

Rosser B. Melton, Jr.

6,769,393 08/03/2004 Valve System for Internal Combustion Engine

Stanley K. Widener; David P. Branyon; Barry E. Westmoreland