Inventor
PROULX RICHARD A
US38 patents
⚠️ This page may combine multiple inventors who share the name “PROULX RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PROULX MFG INC
31 patentsUS6519857B1Feb 18, 2003
Fixed line head for flexible line rotary trimmers
PROULX MFG INC106 citations97
US8973274B2Mar 10, 2015
Fixed line head for flexible line rotary trimmers
PROULX MFG INC24 citations92
USD638678SMay 31, 2011
Trimmer head for use in flexible line rotary trimmers
PROULX MFG INC22 citations92
USD638679SMay 31, 2011
Trimmer head for use in flexible line rotary trimmers
PROULX MFG INC22 citations92
US7882642B2Feb 8, 2011
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC42 citations92
USD630068SJan 4, 2011
Trimmer head for use in flexible line rotary trimmers
PROULX MFG INC33 citations92
US7797839B2Sep 21, 2010
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC43 citations92
US7581322B2Sep 1, 2009
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC35 citations92
US7513046B2Apr 7, 2009
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC20 citations92
US7275324B2Oct 2, 2007
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC28 citations92
US6928741B2Aug 16, 2005
Fixed line head for flexible line rotary trimmers
PROULX MFG INC48 citations92
US6910277B2Jun 28, 2005
Noise attenuating flexible cutting line for use in rotary vegetation trimmers and method of manufacture
PROULX MFG INC29 citations92
US6901667B2Jun 7, 2005
Trimmer head for use in flexible line rotary trimmers
PROULX MFG INC38 citations92
US5814176ASep 29, 1998
Process for forming double-strand monofilament line for use in flexible line trimmers
PROULX MFG INC37 citations92
US6124034ASep 26, 2000
Process for forming double-strand edged monofilament line for use in line trimmers
PROULX MFG INC32 citations89
US7762002B2Jul 27, 2010
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX MFG INC12 citations84
USD586191SFeb 10, 2009
Cutting line for rotary trimmers
PROULX MFG INC8 citations84
USD579283SOct 28, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC10 citations84
USD579286SOct 28, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC9 citations84
USD579285SOct 28, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC9 citations84
USD579284SOct 28, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC9 citations84
USD579282SOct 28, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC7 citations74
USD578845SOct 21, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC7 citations74
USD578844SOct 21, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC6 citations74
USD578843SOct 21, 2008
Flexible cutting line for rotary trimmers
PROULX MFG INC8 citations74
US5807462ASep 15, 1998
Assembly and process for forming double-strand monofilament line for use in flexible line trimmers
PROULX MFG INC14 citations74
US7270531B2Sep 18, 2007
Assembly for use in continuously forming one or more lengths of noise attenuating flexible cutting line for use in rotary vegetation trimmers
PROULX MFG INC8 citations73
US9295195B2Mar 29, 2016
Aerodynamic trimmer head for use in flexible line rotary trimmers
PROULX MFG INC4 citations72
US5891288AApr 6, 1999
Process for forming double-strand edged monofilament line for use in line trimmers
PROULX MFG INC12 citations70
US7919028B2Apr 5, 2011
Method of manufacturing noise attenuating flexible cutting line for use in rotary vegetation trimmers
PROULX MFG INC2 citations62
US7718103B2May 18, 2010
Method of manufacturing noise attenuating flexible cutting line for use in rotary vegetation trimmers
PROULX MFG INC2 citations62
PROULX RICHARD A
4 patentsUS8567073B2Oct 29, 2013
Aerodynamic trimmer head for use in flexible line rotary trimmers
PROULX RICHARD A26 citations92
US8918999B2Dec 30, 2014
Aerodynamic trimmer head for use in flexible line rotary trimmers
PROULX RICHARD A17 citations91
US8910388B2Dec 16, 2014
Aerodynamic trimmer head for use in flexible line rotary trimmers
PROULX RICHARD A10 citations83
US8707567B2Apr 29, 2014
Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism
PROULX RICHARD A15 citations83