Assignee
ELKEM MATERIALS INC
US·3 granted patents·53 citations·filing 1988–1993
Top patents by PatentIndex Score
3 records- 0179US5472501AConcrete additive comprising a multicomponent admixture containing silica fume, its method of manufacture and concrete produced therewithELKEM MATERIALS INC·Filed 1988·Granted Dec 5, 1995·29 cites·21 claims
- 0257US5843216AConcrete additive comprising a multicomponent admixture containing silica fume, its method of manufacture and concrete produced therewithELKEM MATERIALS INC·Filed 1990·Granted Dec 1, 1998·13 cites·3 claims
- 0349US5275652AConcrete additive comprising a multicomponent admixture containing silica fume, its method of manufacture and concrete produced therewithELKEM MATERIALS INC·Filed 1993·Granted Jan 4, 1994·11 cites·16 claims
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