Stephen Chwastiak

Person

Charlotte, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Silicon carbide reinforced reaction bonded silicon carbide composite
- Patent number 5,945,062
- Issue date Aug 31, 1999
- The Carborundum Company
- Stephen Chwastiak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of burnishing brake pads
- Patent number 5,871,685
- Issue date Feb 16, 1999
- Performance Friction Corp.
- Stephen Chwastiak
- C21 - METALLURGY OF IRON
Information Patent Grant
Silicon carbide reinforced reaction bonded silicon carbide composite
- Patent number 5,817,432
- Issue date Oct 6, 1998
- The Carborundum Company
- Stephen Chwastiak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Brake pad which has been pre-burnished using a high intensity heat...
- Patent number 5,693,402
- Issue date Dec 2, 1997
- Performance Friction Corporation
- Stephen Chwastiak
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for manufacturing a silicon carbide composition
- Patent number 5,643,514
- Issue date Jul 1, 1997
- The Carborundum Company
- Stephen Chwastiak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Intermediate for producing porous silicon carbide
- Patent number 5,635,430
- Issue date Jun 3, 1997
- The Carborundum Company
- Ramesh Divakar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silicon carbide reinforced reaction bonded silicon carbide composite
- Patent number 5,296,311
- Issue date Mar 22, 1994
- The Carborundum Company
- Carl H. McMurtry
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for making hexagonal silicon carbide platelets with the addi...
- Patent number 5,202,105
- Issue date Apr 13, 1993
- Stemcor Corporation
- Wolfgang D. G. Boecker
- C30 - CRYSTAL GROWTH
Information Patent Grant
Hexagonal silicon carbide platelets and preforms and methods for ma...
- Patent number 5,002,905
- Issue date Mar 26, 1991
- Stemcor Corporation
- Wolfgang D. G. Boecker
- C30 - CRYSTAL GROWTH
Information Patent Grant
Hexagonal silicon carbide platelets and preforms and methods for ma...
- Patent number 4,981,665
- Issue date Jan 1, 1991
- Stemcor Corporation
- Wolfgang D. G. Boecker
- C30 - CRYSTAL GROWTH
Information Patent Grant
Hexagonal silicon carbide platelets and preforms and methods for ma...
- Patent number 4,756,895
- Issue date Jul 12, 1988
- Stemcor Corporation
- Wolfgang D. G. Boecker
- C30 - CRYSTAL GROWTH

Stephen Chwastiak

Person

Patents Grantslast 30 patents

Silicon carbide reinforced reaction bonded silicon carbide composite

Method of burnishing brake pads

Silicon carbide reinforced reaction bonded silicon carbide composite

Brake pad which has been pre-burnished using a high intensity heat...

Process for manufacturing a silicon carbide composition

Intermediate for producing porous silicon carbide

Silicon carbide reinforced reaction bonded silicon carbide composite

Method for making hexagonal silicon carbide platelets with the addi...

Hexagonal silicon carbide platelets and preforms and methods for ma...

Hexagonal silicon carbide platelets and preforms and methods for ma...

Hexagonal silicon carbide platelets and preforms and methods for ma...