# Government-Owned Inventions, Available for Licensing
**ACTION:**
Notice of availability of inventions for licensing.
**SUMMARY:**
The inventions listed below are assigned to the National Aeronautics and Space Administration, have been filed in the United States Patent and Trademark Office, and are available for licensing.
**DATES:**
June 3, 2003.
**FOR FURTHER INFORMATION CONTACT:**
Kent N. Stone, Patent Counsel, Glenn Research Center at Lewis Field, Mail Code 500-118, Cleveland, OH 44135; telephone (216) 433-8855, fax (216) 433-6790.
*NASA Case No. LEW-17129-1:* Improved Non-Contacting Finger Seal;
*NASA Case No. LEW-17175-1:* High Speed Electromechanical Shutter For Imaging Spectrographs;
*NASA Case No. LEW-17187-1:* Method For Growth Of Bulk Crystals By Vapor Phase Epitaxy;
*NASA Case No. LEW-17293-1:* System For Controlling A Magnetically Levitated Rotor;
*NASA Case No. LEW-17300-1:* Method For Fabrication Of Improved Gas Sensors Using SiC Semiconductors.
Dated: May 28, 2003.
Robert M. Stephens,
Deputy General Counsel.