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Pradyumna Gupta
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Ahmedabad, IN
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last 30 patents
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Patent Grant
High porosity vitrified superabrasive products and method of prepar...
Patent number
8,216,326
Issue date
Jul 10, 2012
Saint-Gobain Abrasives, Inc.
Rachana D. Upadhyay
B24 - GRINDING POLISHING
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last 30 patents
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Patent Application
High porosity vitrified superabrasive products and method of prepar...
Publication number
20090313906
Publication date
Dec 24, 2009
Rachana D. Upadhyay
B24 - GRINDING POLISHING