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ELLIOTT CO

Overview
  • Total Patents
    307
  • GoodIP Patent Rank
    43,612
  • Filing trend
    ⇧ 200.0%
About

ELLIOTT CO has a total of 307 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 1897. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are ELLIOTT TURBO, NUOVO PIGNONE SPA and DRESSER RAND CO.

Patent filings per year

Chart showing ELLIOTT COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ehrhart Raymond N 32
#2 Mcdermet John R 22
#3 Kushner Francis 16
#4 Blaser Samuel 12
#5 Vogler Heinz 12
#6 Josefczyk Ronald John 12
#7 Elliott Sterling 9
#8 Walsh James F 8
#9 Crawford Duffer B 8
#10 Pacelli William G 8

Latest patents

Publication Filing date Title
US2021102546A1 Methods and Mechanisms for Surge Avoidance in Multi-Stage Centrifugal Compressors
US2020248589A1 Oval Steam Turbine Casing
US2019331134A1 Method and Arrangement to Minimize Noise and Excitation of Structures Due to Cavity Acoustic Modes
US2018347584A1 Extended sculpted twisted return channel vane arrangement
US2017096908A1 Pneumatic trip valve partial stroking arrangement
US2017321754A1 Internal cooling bearing pads
US2017002857A1 Self-leveling thrust bearing retainer
US2014322001A1 Turbomachinery stationary vane arrangement for disk and blade excitation reduction and phase cancellation
US2014261726A1 Valve exerciser for an emergency shutoff valve of a steam turbine and method for using the same
AU2013244012A1 Passive dynamic inertial rotor balance system for turbomachinery
WO2013101873A1 Hot gas expander inlet casing assembly and method
WO2013062657A1 Deposited core cast diafram process
UA111842C2 Assembly and method of attaching stub shaft to drum of axial compressor rotor shaft
WO2011139741A2 Brush ring seal
WO2010129214A2 Boltless multi-part diaphragm for use with a centrifugal compressor
US2010172745A1 Centrifugal compressor having adjustable inlet guide vanes
US2009180858A1 Method to prevent brinelling wear of slot and pin assembly
US2009068006A1 Tilted cone diffuser for use with an exhaust system of a turbine
US2008087339A1 Direct acting hydraulic trip block
US2007147999A1 Impeller