Inventor
NASH DEREK J
US41 patents
⚠️ This page may combine multiple inventors who share the name “NASH DEREK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IRWIN IND TOOL CO
18 patentsUS7178250B2Feb 20, 2007
Intersecting laser line generating device
IRWIN IND TOOL CO50 citations96
US7487596B2Feb 10, 2009
Laser line projected on an edge of a surface
IRWIN IND TOOL CO19 citations92
US7469481B2Dec 30, 2008
Intersecting laser line generating device
IRWIN IND TOOL CO14 citations92
US7310887B2Dec 25, 2007
Intersecting laser line generating device
IRWIN IND TOOL CO26 citations92
US7269907B2Sep 18, 2007
Laser line generating device with swivel base
IRWIN IND TOOL CO38 citations92
US7222437B2May 29, 2007
Combined stud finder and tape measure device
IRWIN IND TOOL CO23 citations92
US7036241B2May 2, 2006
Rolling electronic length measuring device
IRWIN IND TOOL CO18 citations92
US7328516B2Feb 12, 2008
Laser level
IRWIN IND TOOL CO26 citations89
US7815081B2Oct 19, 2010
Retractable belt clip for hand-held tool
IRWIN IND TOOL CO8 citations84
US7513051B2Apr 7, 2009
Laser line generating device with graduated base
IRWIN IND TOOL CO10 citations83
US7793569B2Sep 14, 2010
Wrench
IRWIN IND TOOL CO10 citations77
US7640672B2Jan 5, 2010
Laser reference device
IRWIN IND TOOL CO5 citations73
US7377045B2May 27, 2008
Laser reference device
IRWIN IND TOOL CO8 citations73
US7497019B2Mar 3, 2009
Laser reference device
IRWIN IND TOOL CO5 citations63
US7756665B2Jul 13, 2010
Electronic measuring device
IRWIN IND TOOL CO5 citations62
US7272893B2Sep 25, 2007
Rolling electronic length measuring device
IRWIN IND TOOL CO3 citations62
US7862441B2Jan 4, 2011
Self aligning die
IRWIN IND TOOL CO1 citations52
US7966738B2Jun 28, 2011
Laser guide
IRWIN IND TOOL CO0 citations42
HARMAR MOBILITY LLC
10 patentsUS10457187B1Oct 29, 2019
Pivoting system and method for an electrical device
HARMAR MOBILITY LLC7 citations84
USD925156SJul 13, 2021
Controller
HARMAR MOBILITY LLC3 citations73
US11007919B2May 18, 2021
Pivoting system and method for an electrical device of a hitch-attached platform
HARMAR MOBILITY LLC3 citations73
US11603287B2Mar 14, 2023
Stairlift overspeed safety systems
HARMAR MOBILITY LLC2 citations67
USD952982SMay 24, 2022
Vertical platform lift
HARMAR MOBILITY LLC1 citations62
US12024402B2Jul 2, 2024
Stairlift overspeed safety system
HARMAR MOBILITY LLC0 citations56
US12090096B2Sep 17, 2024
Vehicle lift for mobility device
HARMAR MOBILITY LLC0 citations52
US11505429B2Nov 22, 2022
Stairlift overspeed safety systems
HARMAR MOBILITY LLC0 citations46
US12122638B2Oct 22, 2024
Vertical platform lift and control system
HARMAR MOBILITY LLC0 citations43
US11524865B2Dec 13, 2022
Vertical platform lift and control system
HARMAR MOBILITY LLC0 citations43