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WIDIA GMBH

Overview
  • Total Patents
    325
About

WIDIA GMBH has a total of 325 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets machine tools, machines and surface technology and coating are SECO TOOLS AB, VALENITE INC and STELLRAM SA.

Patent filings per year

Chart showing WIDIA GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koenig Udo 55
#2 Sottke Volkmar 37
#3 Dreyer Klaus 36
#4 Roediger Klaus 34
#5 Westphal Hartmut 33
#6 Tabersky Ralf 29
#7 Heinloth Markus 29
#8 Hintze Wolfgang 28
#9 Gerdes Thorsten 23
#10 Van Den Berg Hendrikus 23

Latest patents

Publication Filing date Title
DE10251404A1 Hard composite material for machine tool cutting tips, comprises body with multilayer coating comprising multi-phase- and single-phase layers of specified oxides
DE10238451A1 Disk-shaped or strip-shaped tool for cutting profiles on workpiece has at least one cutting insert fixed to cassette-shaped support
DE10234030A1 Cutting tool for stock-removal machining has positioning wedge axially displaceable by eccentric pivot in cassette recess in which cassette with cutting insert holder is mounted
DE10227448A1 Rotary printer detachable connector device for detachable connection of a motor drive shaft and a cylinder shaft forms a multi-part tension device with a hollow shaft and a spigot
DE10225521A1 Hard tungsten carbide substrate with surface coatings, includes doped metallic binder
CN1463303A Composite material and method for prodn. thereof
DE10213963A1 Tungsten carbide or cermet cutting material and method for machining Cr-containing metal workpieces
EP1311712A2 Method for increasing compression stress or reducing internal tension stress of a cvd, pcvd or pvd layer and cutting insert for machining
DE10130590A1 Composite material and process for its production
DE10123554A1 Method for increasing the compressive stress or for reducing the inherent tensile stress of a CVD, PCVD or PVD layer and cutting insert for machining
DE10120046A1 Cutting insert for machining difficult-to-machine metal alloy workpieces and method of making the same
DE10117657A1 Complex boride cermet body and use of this body
DE10058803A1 Cutting tool for machining
DE10040910A1 cutting insert
DE10031327A1 Cutter insert used for cutting tools consists of hard metal, cermet, ceramic or steel base body and a lubricant layer made of a metal sulfide
DE10027945A1 routers disc
DE10018452A1 Cutter insert in holder has polygonal body with face and support surface joined by free surfaces, rounded cutting corner and two cutting edges and radii of curvature
DE10016958A1 Process for the production of multilayer layers on substrate bodies and composite material, consisting of a coated substrate body
DE10016684A1 Drilling tool
EP1161572A1 Cutting insert for cutting metallic materials with a molybdenum sulfide containing coating and method for its production