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Richard B. Stephens
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Del Mar, CA, US
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last 30 patents
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Patent Grant
Contaminant diffusion barrier for a ceramic oxide superconductor co...
Patent number
5,284,825
Issue date
Feb 8, 1994
General Atomics
Richard B. Stephens
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Barrier for scattering electromagnetic radiation
Patent number
5,151,819
Issue date
Sep 29, 1992
General Atomics
Richard B. Stephens
B64 - AIRCRAFT AVIATION COSMONAUTICS
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Patent Grant
Melt texturing of long superconductor fibers
Patent number
5,149,681
Issue date
Sep 22, 1992
General Atomics
Tihiro Ohkawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method and apparatus for the enhancement of superconductive materials
Patent number
4,828,685
Issue date
May 9, 1989
General Atomics
Richard B. Stephens
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...