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Patents Grants
last 30 patents
Information
Patent Grant
Manufacture of parts from particulate material
Patent number
5,613,183
Issue date
Mar 18, 1997
Witec Cayman Patents Limited
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of fabricating complex micro-circuit boards, substrates and...
Patent number
5,271,887
Issue date
Dec 21, 1993
Witec Cayman Patents, Ltd.
Raymond E. Wiech
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Manufacture of parts from particulate material
Patent number
5,262,122
Issue date
Nov 16, 1993
Witec Cayman Patents, Ltd.
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of forming a mold
Patent number
5,234,655
Issue date
Aug 10, 1993
Witec Cayman Patents, Ltd.
Raymond E. Wiech
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of making inelastically compressible ductile particulate mat...
Patent number
4,445,936
Issue date
May 1, 1984
Witec Cayman Patents, Ltd.
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of forming shaped metal alloy parts from metal or compound p...
Patent number
4,415,528
Issue date
Nov 15, 1983
Witec Cayman Patents, Limited
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for removing binder from a green body
Patent number
4,404,166
Issue date
Sep 13, 1983
Witec Cayman Patents, Limited
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and means for removing binder from a green body
Patent number
4,305,756
Issue date
Dec 15, 1981
Witec Cayman Patents, Ltd.
Raymond E. Wiech
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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