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Inventor
WILLIAMS NICHOLAS J
US
4 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMS NICHOLAS J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARKSON CO
3 patents
US5890700A
Apr 6, 1999
Gate valve
CLARKSON CO
64 citations
93
US5271426A
Dec 21, 1993
Gate valve
CLARKSON CO
79 citations
93
US5370149A
Dec 6, 1994
Line blind valve
CLARKSON CO
38 citations
89
TYCO FLOW CONTROL INC
1 patent
US7100893B2
Sep 5, 2006
Gate valve
TYCO FLOW CONTROL INC
15 citations
75