Inventor · disambiguated record
Karl-Alexander Schwetz
Also filed as: SCHWETZ KARL · SCHWETZ KARL A · SCHWETZ KARL ALEXANDER DR · SCHWETZ KARL-ALEXANDER
14 granted patents·481 citations·filing 1979–2001
94Inventor score
Top patents by PatentIndex Score
14 records- 0195US6531423B1Liquid-phase-sintered SiC shaped bodies with improved fracture toughness and a high electric resistanceWACKER CHEMIE GMBH·Filed 2000·Granted Mar 11, 2003·110 cites·7 claims
- 0291US4524138ASubstantially pore-free sintered polycrystalline articles of α-silicon carbide, boron carbide and free carbon and process for their manufactureKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1983·Granted Jun 18, 1985·75 cites·10 claims
- 0390US4230497ADense sintered shaped articles of polycrystalline α-silicon carbide and process for their manufactureKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1979·Granted Oct 28, 1980·47 cites·23 claims
- 0487US5543370AComposite materials based on boron carbide, titanium diboride and elemental carbon and processes for the preparation of sameKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1994·Granted Aug 6, 1996·46 cites·12 claims
- 0585US4803183ADense molded bodies of polycrystalline aluminum nitride and process for preparation without use of sintering aidsKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1987·Granted Feb 7, 1989·38 cites·2 claims
- 0684US5505899AProcess for producing bodies based on boron carbide by pressureless sinteringKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1994·Granted Apr 9, 1996·41 cites·4 claims
- 0782US5045512AMixed sintered metal materials based on borides, nitrides and iron binder metalsKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1990·Granted Sep 3, 1991·35 cites·15 claims
- 0879US4908173AProcess for preparation of dense molded bodies of polycrystalline aluminum nitride without use of sintering aidsSCHWETZ KARL ALEXANDER·Filed 1988·Granted Mar 13, 1990·33 cites·2 claims
- 0974US5762895ABearing material of porous SIC having a trimodal pore compositionKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1996·Granted Jun 9, 1998·33 cites·9 claims
- 1051US4564601AShaped polycrystalline silicon carbide articles and isostatic hot-pressing processKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1984·Granted Jan 14, 1986·11 cites·5 claims
- 1150US6777076B2Graphite-coated shaped body made of sintered silicon carbideWACKER CHEMIE GMBH·Filed 2001·Granted Aug 17, 2004·4 cites·5 claims
- 1237US5372979AComposite materials based on titanium diborideKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1993·Granted Dec 13, 1994·6 cites·4 claims
- 1327US4970036AProcess for producing green compacts by molding sinterable ceramic mixtures based on silicon nitrideKEMPTEN ELEKTROSCHMELZ GMBH·Filed 1989·Granted Nov 13, 1990·1 cites·7 claims
- 1425US4614724APolycrystalline sintered compacts based on europium hexaboride and process for their manufactureWACKER CHEMIE GMBH·Filed 1983·Granted Sep 30, 1986·1 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →