# Government-Owned Inventions, Available for Licensing
**AGENCY:**
National Aeronautics and Space Administration.
**ACTION:**
Notice of availability of inventions for licensing.
**SUMMARY:**
The invention listed below is assigned to the National Aeronautics and Space Administration, is the subject of a patent application that has been filed in the United States Patent and Trademark office, and is available for licensing.
**DATES:**
December 9, 2005.
**FOR FURTHER INFORMATION CONTACT:**
Mark Homer, Patent Counsel, NASA Management Office—JPL, 4800 Oak Grove Drive, Mail Stop 180-200, Pasadena, CA 91109; telephone (818) 354-7770.
*NASA Case No. NPO-40530-1:* Ultra Compact Spectrometer Apparatus and Method Using Photonic Crystals;
*NASA Case No. NPO-40752:* Improved Solar Cell Circuit and Method for Manufacturing Solar Cells.
Dated: December 5, 2005.
Keith T. Sefton,
Deputy General Counsel, Administration and Management.