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David G. Frost
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Maynard, MA, US
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last 30 patents
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Patent Grant
Fuel cell electrocatalyst support comprising an ultra-fine chainy-s...
Patent number
4,795,684
Issue date
Jan 3, 1989
Electric Power Research Institute, Inc.
Vinod Jalan
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Method of removing hydrogen sulfide from gases utilizing a zinc oxi...
Patent number
4,442,078
Issue date
Apr 10, 1984
The United States of America as represented by the United States Department o...
Vinod M. Jalan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL