Inventor
FOISTER ROBERT T
US16 patents
⚠️ This page may combine multiple inventors who share the name “FOISTER ROBERT T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELPHI TECH INC
8 patentsUS6599439B2Jul 29, 2003
Durable magnetorheological fluid compositions
DELPHI TECH INC66 citations95
US6451219B1Sep 17, 2002
Use of high surface area untreated fumed silica in MR fluid formulation
DELPHI TECH INC23 citations92
US6439556B1Aug 27, 2002
Active decoupler hydraulic mount
DELPHI TECH INC42 citations91
US6592772B2Jul 15, 2003
Stabilization of magnetorheological fluid suspensions using a mixture of organoclays
DELPHI TECH INC27 citations90
US6638443B2Oct 28, 2003
Optimized synthetic base liquid for magnetorheological fluid formulations
DELPHI TECH INC13 citations83
US6787058B2Sep 7, 2004
Low-cost MR fluids with powdered iron
DELPHI TECH INC9 citations71
US6679999B2Jan 20, 2004
MR fluids containing magnetic stainless steel
DELPHI TECH INC4 citations62
US7575695B2Aug 18, 2009
Additives package and magnetorheological fluid formulations for extended durability
DELPHI TECH INC1 citations50
GEN MOTORS CORP
4 patentsUS5122293AJun 16, 1992
Method of activating and deactivating an electrorheological response at constant alternating current
GEN MOTORS CORP10 citations73
US5122292AJun 16, 1992
Methods of varying the frequency to produce predetermined electrorheological responses
GEN MOTORS CORP6 citations73
US4544432AOct 1, 1985
Method of bonding phosphated steel surfaces electrodeposited with a primer
GEN MOTORS CORP18 citations72
US5279754AJan 18, 1994
Electrorheological fluids having polypropylene carbonate adsorbed on the solid phase
GEN MOTORS CORP2 citations62