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Patent applications and USPTO patent grants for Schwetz; Karl A..The latest application filed is for "lightweight boron carbide materials with improved mechanical properties and process for their manufacture".
Patent | Date |
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Lightweight boron carbide materials with improved mechanical properties and process for their manufacture Grant 7,309,672 - Mikijelj , et al. December 18, 2 | 2007-12-18 |
Lightweight boron carbide materials with improved mechanical properties and process for their manufacture App 20070010391 - Mikijelj; Biljana ;   et al. | 2007-01-11 |
Process for the manufacture of sinterable silicon carbide and/or boron carbide powders Grant 4,756,482 - Matje , et al. July 12, 1 | 1988-07-12 |
Shaped polycrystalline silicon carbide articles and isostatic hot-pressing process Grant 4,564,601 - Kriegesmann , et al. January 14, 1 | 1986-01-14 |
Dense sintered shaped articles of polycrystalline .alpha.-silicon carbide and process for their manufacture Grant 4,230,497 - Schwetz , et al. October 28, 1 | 1980-10-28 |
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