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KOBE INC

Overview
  • Total Patents
    334
About

KOBE INC has a total of 334 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets engines, pumps and turbines, machines and civil engineering are GE OIL & GAS ESP INC, ZEITECS B V INC and A D COOK INC.

Patent filings in countries

World map showing KOBE INCs patent filings in countries

Patent filings per year

Chart showing KOBE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Coberly Clarence J 105
#2 Erickson John W 65
#3 Erickson John Waldemar 16
#4 Brown Francis Barton 13
#5 Coberly Clarence James 13
#6 Mcarthur Ralph F 11
#7 Williams Carter P 11
#8 Erickson J 10
#9 Petrie Harold L 8
#10 Budrys Vitolis 8

Latest patents

Publication Filing date Title
US4449582A Sequenced production incorporating fluid rod pump
US4436492A Surface power unit for a downhole pump
US4425083A Velocity actuated valve for a downhole pump
US4425086A Combined surface power unit and velocity actuated valve for a downhole pump
DE3113151A1 METHOD AND DEVICE FOR LUBRICATING THE BEARINGS OF A HIGH SPEED SHAFT
US4381175A Jet electric pump
DE3022600A1 DEVICE AND METHOD FOR PUMPING A HOLE
US4285401A Electric and hydraulic powered thermal stimulation and recovery system and method for subterranean wells
US4346256A Conduit in supplying electrical power and pressurized fluid to a point in a subterranean well
US4269872A Method of producing an erosion resistant surface
US4323285A Dual thrust bearing for a shaft
DE3007188A1 ROTARY CHAMBER PUMP
US4332521A High speed jet rotating casing apparatus
US4280662A Erosion resistant jet pump and method of making same
US4279571A Pitot pump with fluid lubricated bearings
US4267964A Centrifugal separator with rotating pick-up tube
US4252499A Centrifugal pump
US4283005A Pump and centrifugal separator apparatus
US4304410A Sealing structure for reciprocating pistons exposed to high pressure differentials
US4262226A Insulating fluid system for protecting submersible electric motors from surrounding fluids