Robert A. Spencer

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Roanoke, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fiber optic draw furnace having a heating element and a furnace she...
- Patent number 6,257,023
- Issue date Jul 10, 2001
- Alcatel
- Daniel D. Uhm
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Impregnated vitreous (glassy) carbon graphite liner and heating ele...
- Patent number 6,044,663
- Issue date Apr 4, 2000
- Alcatel
- Daniel D. Uhm
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber graphite furnace featuring an automatic shutter door...
- Patent number 5,974,838
- Issue date Nov 2, 1999
- Alcatel
- Daniel D. Uhm
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for bubble stripping and coating a fiber
- Patent number 5,843,231
- Issue date Dec 1, 1998
- Alcatel Telecommunications Cable
- Robert A. Spencer
- C03 - GLASS MINERAL OR SLAG WOOL