William J. Dubensky

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Traverse City, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-reinforced silicon nitride ceramic of high fracture toughness
- Patent number 5,160,508
- Issue date Nov 3, 1992
- The Dow Chemical Company
- Aleksander J. Pyzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Self-reinforced silicon nitride ceramic of high fracture toughness...
- Patent number 5,118,645
- Issue date Jun 2, 1992
- The Dow Chemical Company
- Aleksander J. Pyzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of preparing a self-reinforced silicon nitride ceramic of hi...
- Patent number 5,021,372
- Issue date Jun 4, 1991
- The Dow Chemical Company
- Aleksander J. Pyzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Self-reinforced silicon nitride ceramic of high fracture toughness
- Patent number 4,919,689
- Issue date Apr 24, 1990
- The Dow Chemical Company
- Aleksander J. Pyzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Self-reinforced silicon nitride ceramic of high fracture toughness...
- Patent number 4,883,776
- Issue date Nov 28, 1989
- The Dow Chemical Company
- Aleksander J. Pyzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES