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PFLOW IND INC

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    214,869
About

PFLOW IND INC has a total of 23 patent applications. Its first patent ever was published in 1978. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets packaging and shipping, machines and mechanical elements are SUZHOU JIANGNAN JIAJIE ELEVATO, SKY VAN LTD and MINING SAFETY DEVICE COMPANY.

Patent filings in countries

World map showing PFLOW IND INCs patent filings in countries

Patent filings per year

Chart showing PFLOW IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Webster Mark R 13
#2 Pfleger Robert H 8
#3 Barth Gene M 6
#4 Schmidt Craig S 4
#5 Sohn Michael H 2
#6 Webster Mark 1
#7 Kelnhofer Patrick 1
#8 Reilly Michael 1
#9 Konopacki David 1
#10 Bergemann August R 1

Latest patents

Publication Filing date Title
US2016368737A1 System for chain chordal action suppression
US2011014017A1 Storage retrieval machine
US2010111653A1 Vertical lift with synchronizer
US2009242355A1 Jam sensor for shopping cart conveyor
US2009159402A1 Shopping cart conveyor system with pivoting lug
US2008078624A1 Vertical conveyor with hydraulic drive
US2007205859A1 Shopping cart conveyor with gated access
US2004195079A1 Belt attachment device and method
US6644210B1 Shopping cart conveyor with front wheel alignment and turning system
US6490979B1 Inclined shopping cart conveyor system
US6394260B1 Conveyor system including roller-guided carriage assemblies
US6360848B1 Safety system for a vertical reciprocating conveyor
US5941347A Portable lift
US5908088A Hydraulic drive mechanism for a vertical conveyor
US5228537A Safety mechanism for a vertical reciprocating conveyor
US5205379A Vertical conveyor
US4987992A Material transfer apparatus
US4227463A Apparatus for removing and installing batteries