Inventor

KIEFFER JOSEPH W

US51 patents

⚠️ This page may combine multiple inventors who share the name “KIEFFER JOSEPH W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WAGNER SPRAY TECH CORP

36 patents

US5655714AAug 12, 1997

Pivotable syphon tube

WAGNER SPRAY TECH CORP156 citations98

USD616527SMay 25, 2010

Spray gun

WAGNER SPRAY TECH CORP53 citations97

US5765753AJun 16, 1998

Reversible spray tip

WAGNER SPRAY TECH CORP56 citations96

US4624602ANov 25, 1986

Parking lot line striper

WAGNER SPRAY TECH CORP107 citations96

US5887793AMar 30, 1999

Dual mode reversible spray tip

WAGNER SPRAY TECH CORP49 citations93

US5772711AJun 30, 1998

Filter blockage warning indicator

WAGNER SPRAY TECH CORP17 citations93

US5284301AFeb 8, 1994

Double-pivot trigger

WAGNER SPRAY TECH CORP46 citations93

USD376637SDec 17, 1996

Spray gun

WAGNER SPRAY TECH CORP35 citations92

US7878425B2Feb 1, 2011

Liquid supply attachment for spray gun

WAGNER SPRAY TECH CORP27 citations90

USD700916SMar 11, 2014

Paint spray pump housing

WAGNER SPRAY TECH CORP24 citations86

US5893522AApr 13, 1999

Method of orienting a spray tip in a holder

WAGNER SPRAY TECH CORP17 citations84

USD412965SAug 17, 1999

Spray gun

WAGNER SPRAY TECH CORP15 citations74

USD405159SFeb 2, 1999

Spray gun

WAGNER SPRAY TECH CORP11 citations74

US5702131ADec 30, 1997

Outlet fitting for a portable turbine

WAGNER SPRAY TECH CORP10 citations74

US5639222AJun 17, 1997

Close coupled series turbine mounting

WAGNER SPRAY TECH CORP6 citations74

US5573371ANov 12, 1996

Paint sprayer with venting silencer

WAGNER SPRAY TECH CORP10 citations74

US5558492ASep 24, 1996

Paint sprayer with inlet silencer

WAGNER SPRAY TECH CORP10 citations74

US5556255ASep 17, 1996

Integral threaded turbine outlet

WAGNER SPRAY TECH CORP10 citations74

US5550336AAug 27, 1996

Turbine sound reducer

WAGNER SPRAY TECH CORP10 citations74

USD365569SDec 26, 1995

Commercial turbine housing

WAGNER SPRAY TECH CORP8 citations74

US5423395AJun 13, 1995

Quieted air compressor

WAGNER SPRAY TECH CORP10 citations74

US9751101B2Sep 5, 2017

Trigger locking device for a liquid applicator

WAGNER SPRAY TECH CORP2 citations73

US10016773B2Jul 10, 2018

Trigger support for a liquid applicator

WAGNER SPRAY TECH CORP2 citations71

US10253463B2Apr 9, 2019

Line stripper with deployable sweeper

WAGNER SPRAY TECH CORP6 citations70

US12011729B2Jun 18, 2024

Handheld fluid sprayer

WAGNER SPRAY TECH CORP1 citations62

US11826766B2Nov 28, 2023

Handheld fluid sprayer

WAGNER SPRAY TECH CORP0 citations62

USD387414SDec 9, 1997

Spray gun

WAGNER SPRAY TECH CORP5 citations62

USD382938SAug 26, 1997

Spray gun

WAGNER SPRAY TECH CORP2 citations61

USD623660SSep 14, 2010

Turbine

WAGNER SPRAY TECH CORP2 citations60

US11938497B2Mar 26, 2024

Smart control of a spray system

WAGNER SPRAY TECH CORP1 citations56

US10399105B2Sep 3, 2019

Trigger locking device for a liquid applicator

WAGNER SPRAY TECH CORP0 citations52

US12521743B2Jan 13, 2026

Compact air-driven fluid sprayer with replaceable cartridge assembly

WAGNER SPRAY TECH CORP0 citations50

US9975131B2May 22, 2018

Trigger detent mechanism for a fluid applicator

WAGNER SPRAY TECH CORP0 citations50

USD623663SSep 14, 2010

Fluid delivery system

WAGNER SPRAY TECH CORP0 citations50

US12188460B2Jan 7, 2025

Piston coupler for a reciprocating pump

WAGNER SPRAY TECH CORP0 citations49

US12521740B2Jan 13, 2026

Portable low-pressure airless sprayer

WAGNER SPRAY TECH CORP0 citations46

KIEFFER JOSEPH W

3 patents

US8177524B1May 15, 2012

Manual locking clamp for piston paint pump

KIEFFER JOSEPH W58 citations96

US9670919B2Jun 6, 2017

Plural component pumping system

KIEFFER JOSEPH W13 citations79

USD665477SAug 14, 2012

Fluid spray tip guard

KIEFFER JOSEPH W1 citations51

IMI CORNELIUS INC

3 patents

US5103649AApr 14, 1992

Frozen carbonated beverage apparatus and method and control system therefor

IMI CORNELIUS INC59 citations96

US5095710AMar 17, 1992

Frozen carbonated beverage apparatus and method and control system therefor

IMI CORNELIUS INC58 citations93

US5212954AMay 25, 1993

Frozen confection machine and heating apparatus and method therefore

IMI CORNELIUS INC38 citations89

TITAN TOOL INC

3 patents

USD572795SJul 8, 2008

Texture sprayer

TITAN TOOL INC17 citations93

US7980487B2Jul 19, 2011

Texture sprayer

TITAN TOOL INC12 citations83

US7128539B2Oct 31, 2006

Method for improved cleaning of a pumping system

TITAN TOOL INC2 citations54

CORNELIUS CO

1 patent

US5285815AFeb 15, 1994

Beverage dispensing valve having quick disconnect mounting

CORNELIUS CO36 citations88

CARLETON CHRISTOPHER W

1 patent

US9192950B2Nov 24, 2015

Sprayer for a fluid delivery system

CARLETON CHRISTOPHER W20 citations86

PETERSON CRAIG L

1 patent

US8979001B2Mar 17, 2015

Portable fluid sprayer with fluid container support features

PETERSON CRAIG L12 citations82

SANDAHL JEFFREY E

1 patent

US9079196B2Jul 14, 2015

Multiple spray tip turret assembly for paint sprayer

SANDAHL JEFFREY E2 citations57

WAGNER GMBH J

1 patent

US12569870B2Mar 10, 2026

Method for controlling a paint mixing device and/or a paint application device

WAGNER GMBH J0 citations54

Showing the top 50 of 51 patents by PatentIndex Score.