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HARBISON FISCHER INC

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    221,914
About

HARBISON FISCHER INC has a total of 21 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, civil engineering and machines are GAMBIER PHILIPPE, MUTH PUMP LLC and CHENGDU BAISHENG BISON TECH CO LTD.

Patent filings in countries

World map showing HARBISON FISCHER INCs patent filings in countries

Patent filings per year

Chart showing HARBISON FISCHER INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williams Benny J 9
#2 Mahoney Mark William 4
#3 Rogers Bradley C 2
#4 Sindel Allen W 2
#5 Correa Felipe 2
#6 Brown Thaddeus Leon 2
#7 Granados Sergio 2
#8 Rimmer Ian 1
#9 De Werff Randy 1
#10 Rogers Bradley Craig 1

Latest patents

Publication Filing date Title
WO2021041933A1 Downhole pump sand filtering snares
US2019309612A1 Downhole pumps with outside pressure balancing and sand separation and isolation
US2013052065A1 Relocatable sucker rod pump assembly
CA2733129A1 Artificial lift system and method for well
CA2636526A1 Stress and torque reducing tool
CA2628190A1 High compression downhole pump
US2007154324A1 Downhole pumps with sand snare
US2005265875A1 Wear rings for downhole pump
US2005226752A1 Apparatus and method for reducing gas lock in downhole pumps
US2004018101A1 Adjustable valve rod and pull tube guide for downhole pumps
CA2430183A1 Mechanically actuated gas separator for downhole pump
CA2424164A1 Method and apparatus for injecting packing into stuffing boxes for reciprocating rods
US6770121B1 Separator with regions of differing surface tensions
US6585416B1 Self-aligning shaft support