1. a Raytheon Equipment. Division , Sudbury, MA, USA
2. b Raytheon Research Division , Lexington, MA, USA
3. c Raytheon Semiconductor Division , Mountain View, CA, USA
4. d Radiant Technologies , Albuquerque, NM, USA
5. e Sandia National Laboratories , Albuquerque, NM, USA
6. f Naval Weapons Support Center , Crane, IN, USA
7. g US Army Harry Diamond Laboratories , Adelphi, MD, USA
8. h Air Force Institute of Technology , Dayton, OH, USA
9. i Teledyne Brown , Huntsville, AL, USA