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BERCHEM & SCHABERG GMBH

Overview
  • Total Patents
    143
About

BERCHEM & SCHABERG GMBH has a total of 143 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Germany, United States and Japan. Its main competitors in its focus markets machines, civil engineering and materials and metallurgy are NILSSON LENNART, PARKER CALVIN S and TAYLOR WHARTON IRON & STEEL.

Patent filings in countries

World map showing BERCHEM & SCHABERG GMBHs patent filings in countries

Patent filings per year

Chart showing BERCHEM & SCHABERG GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berchem Ruetger 34
#2 Berchem Rutger 24
#3 Riyutogaa Beruhemu 18
#4 Prokscha Georg 11
#5 Berchem Ruetger Dipl Ing Dr 6
#6 Berchem Ruetger Dr 4
#7 Berchem Rutger Dipl-Ing Dr Rer 3
#8 Berchem Ruetger Dipl-Ing Dr Re 3
#9 Georuku Purokushiya 3
#10 Schnitzler Volkhard 3

Latest patents

Publication Filing date Title
DE4134652A1 Device for pressure and volume flow control of a compressible or incompressible medium flowing in a flow channel
EP0460433A1 Control valve
DE4012048A1 Metal implant for medical uses - has glass barrier coating to avoid ion absorption into the body
EP0425714A1 Process for manufacturing an implantable joint prosthesis
US4995427A Pipe section, especially for abrasive and/or corrosive material pipelines
DE3829506A1 SHUT-OFF VALVE, IN PARTICULAR CONTROL REGULATION VALVE, FOR PIPES
DE3811200A1 PISTON BLANK FOR A FORGED PISTON
DE3811207A1 JOINT PROSTHESIS, IN PARTICULAR HIP JOINT PROSTHESIS
DE3808499A1 Plate lift valve for a fluid medium
NL8800580A Ball valve with sinter ceramic valve seat and sinter ceramic valve ball.
DE3806870A1 Joint prosthesis intended to be implanted by cementing
DE3806871A1 ADJUSTING BALL VALVE WITH HOUSING, FLOW CHANNEL, TAP BALL AND ADJUSTING SPINDLE
DE3803417A1 SHUT-OFF OR CONTROL ARMATURE
DE3740438A1 JOINT PROSTHESIS
DE3538354C1 Tool set consisting of tooth and adapter, especially for tunneling machines and suction head excavators
DE3538355C1 Tool set for loosening and loading work
DE3531787C1 Interchangeable tooth for a digging and breaking tool with hard metal tip and edge reinforcement
DE3531384A1 TOOL UNIT FOR A ROTATING CUTTING HEAD OF A DEGRADING MACHINE
DE3515298C1 Process for the production of a drag chain, in particular for drag-line excavators
DE3512777A1 USE OF A STEEL WITH AT LEAST 1% CARBON AND AT LEAST ONE CARBIDE-FORMING ALLOY ELEMENT FOR CONSTRUCTION MACHINE PARTS