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ROBBINS & MYERS

Overview
  • Total Patents
    133
About

ROBBINS & MYERS has a total of 133 patent applications. Its first patent ever was published in 1926. 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, electrical machinery and energy and machines are HOBOURN AUTOMOTIVE LTD, MONO PUMPS AFRICA PTY and FINN ROTOR OY.

Patent filings per year

Chart showing ROBBINS & MYERSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Sheldon S L 15
#2 Wild Alan G 12
#3 Mirza Kamran Z 9
#4 Cameron Byram Frederick 9
#5 Clarence Ringwald 8
#6 Wright Edwin M 6
#7 David Bourke John 5
#8 Springer William E 5
#9 Gerlitz Reuben A 4
#10 Hagerman Gilbert H 4

Latest patents

Publication Filing date Title
WO9914513A1 Hemispherical seal for a universal joint
WO9900180A1 Multi-component static mixer and method of operation
US6120267A Progressing cavity pump including a stator modified to improve material handling capability
US5820354A Cascaded progressing cavity pump system
US5803601A Horizontal flow generation system
US5722820A Progressing cavity pump having less compressive fit near the discharge
US5688114A Progressing cavity pumps with split extension tubes
US5303933A Shut-off seal for a rotatable shaft
US5108273A Helical metering pump having different sized rotors
US4639200A Sealing apparatus for a gear ball joint
US4511310A Ceiling fan blade isolation
US4513994A Ceiling fan and outlet box support
US4475872A Water pump and gear box therefor
US4112786A Boltless housing for gear heads and the like
US4055113A Ventilator apparatus
US4025833A Torque demand thermal switch
US3848145A Electric motor ventilation
US3867981A Heat exchange structure
DE2236698A1 METHOD AND DEVICE FOR MAGNETIC CENTERING OF THE PARTS OF AN ELECTRICAL MACHINE
US3771906A Temperature control of stator/rotor fit in helical gear pumps