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Inventor

FRIEDMAN SEMYON D

US6 patents
⚠️ This page may combine multiple inventors who share the name “FRIEDMAN SEMYON D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GRACE W R & CO

4 patents
US5340558AAug 23, 1994

Vermiculite composition with improved thermal expansion properties

GRACE W R & CO71 citations94
US5326500AJul 5, 1994

Vermiculite composition with improved chemical exfoliation

GRACE W R & CO62 citations94
US5604174AFeb 18, 1997

Metal foil catalyst members by aqueous electrophoretic deposition

GRACE W R & CO26 citations91
US5591691AJan 7, 1997

Metal foil catalyst members by aqueous electrophoretic deposition

GRACE W R & CO22 citations90

ENGELHARD CORP

2 patents
US6071850AJun 6, 2000

Multi-layer non-identical catalyst on metal substrate by electrophoretic deposition

ENGELHARD CORP26 citations90
US5795456AAug 18, 1998

Multi-layer non-identical catalyst on metal substrate by electrophoretic deposition

ENGELHARD CORP38 citations90