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STACKPOLE INT ENGINEERED PRODUCTS LTD

Overview
  • Total Patents
    68
  • GoodIP Patent Rank
    21,683
  • Filing trend
    ⇩ 48.0%
About

STACKPOLE INT ENGINEERED PRODUCTS LTD has a total of 68 patent applications. It decreased the IP activity by 48.0%. Its first patent ever was published in 2007. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and measurement are ECKERLE TECH GMBH, SULLAIR TECH AB and GUANGDONG MEIZHI REFRIGE EQUIP.

Patent filings per year

Chart showing STACKPOLE INT ENGINEERED PRODUCTS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Liping 17
#2 Muizelaar Richard 16
#3 Valkenberg Ralph 14
#4 Morton Paul 12
#5 Kowalski Andrzej 11
#6 Bouwmeester Luke 9
#7 Kutzer Hans Peter 7
#8 Vukas Vladimir 5
#9 Elgamal Haytham 4
#10 Zubeidat Abdalhameed 4

Latest patents

Publication Filing date Title
WO2020234765A1 Spool valve used in a variable vane pump
WO2020217144A1 Vane pump with improved seal assembly for control chamber
CA3089194A1 Panic valve integrated in pivot pin of pump
WO2020141393A1 Pump assembly having two pumps provided in a single housing
US2020208630A1 Vane pump having hollow pivot pin with fastener
KR20200120897A Gerotor with spindle
CA3056753A1 Epitrochoidal vacuum pump
EP3586149A1 Pump assembly having a controller including a circuit board and 3d rotary sensor for detecting rotation of its pump
WO2018104918A1 Vane pump with one or more less restricted vanes
CN109890675A Dual input pump and system
CA3031042A1 Pump assembly having integrated controller and motor with internal active cooling
US2017328363A1 Pump with control system including a control system for directing delivery of pressurized lubricant
CA2930741A1 Variable displacement vane pump with integrated fail safe function
US2016186752A1 Variable displacement vane pump with integrated fail safe function
EP2946113A2 Variable displacement pump with multiple pressure chambers