# 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:**
September 27, 2002.
**FOR FURTHER INFORMATION CONTACT:**
Bryan Geurts, Goddard Space Flight Center, Mail Code 503, Greenbelt, MD 20771; telephone (301) 286-7351; fax (301) 286-9502.
*NASA Case No. GSC-13817-4:* Application Of HHT For Acoustical Signal Analysis: With Special Emphases On Speech Analysis, Synthesis, Identification, Enhancement, And Machine Health Monitoring;
*NASA Case No. GSC-13817-5:* Empirical Mode Decomposition Apparatus, Method And Article Of Manufacture For Analyzing Biological Signals And Performing Curve Fitting;
*NASA Case No. GSC-14147-2:* Process For Producing High Quality Optically Polished Surfaces On Bare Aluminum Substrates;
*NASA Case No. GSC-13905-1:* 1-Way Bearing;
*NASA Case No. GSC-14413-1:* Thrust Rollers;
*NASA Case No. GSC-14330-1:* Method And Apparatus For Two-Dimensional Absolute Optical Encoding;
*NASA Case No. GSC-14435-1:* Innovative Manufacturing Procedure For Low Cost And High Quality Carbon Nanotubes;
*NASA Case No. GSC-14463-1:* Autonomous Navigation System Based On GPS And Magnetometer Data (GPS-MAGNAV);
*NASA Case No. GSC-14473-1:* A Space-Based Internet Protocol System For Vehicle Tracking, Systems Monitoring And Control;
*NASA Case No. GSC-14305-1:* Method For Implementation Of Recursive Hierarchical Segmentation On Parallel Computers;
*NASA Case No. GSC-13874-2:* Adhesive Bubble Removal Method And Apparatus For Fiber Optic Applications;
*NASA Case No. GSC-14087-1:* Using The Global Positioning Satellite System To Determine Attitude Rates Using Doppler Effects;
*NASA Case No. GSC-14409-1:* Standard Autonomous File Server (SAFS).
Dated: September 20, 2002.
Robert M. Stephens,
Deputy General Counsel.