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WINTER & SOHN ERNST

Overview
  • Total Patents
    321
About

WINTER & SOHN ERNST has a total of 321 patent applications. Its first patent ever was published in 1925. 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 civil engineering are GUILIN CHAMPION UNION DIAMOND CO LTD, NORITAKE SUPER ABRASIVE CO LTD and TYROLIT SCHLEIFMITTELWERKE SWAROVSKI KG.

Patent filings per year

Chart showing WINTER & SOHN ERNSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Borse Dietrich 34
#2 Sawluk Wlodzimierz 19
#3 Wiemann Hans-Joachim 12
#4 Meyer Hans-Robert Dr Ing 12
#5 Meyer Hans-Robert 9
#6 Meyer Hans-Robert Dr 7
#7 Sawluk W 7
#8 Peters Walter 7
#9 Meyer Hans-Robert Dr-Ing 6
#10 Kunz Willi 6

Latest patents

Publication Filing date Title
DE10121869A1 Process for machining multi-edged tools in which the cutting edges lie on a flight circle
DE19754517A1 Dressing roller for grinding wheels and method for producing a dressing roller
US6783450B1 For grinding wheel for grinding process
DE19620972A1 Method and device for processing an annular CBN or diamond coating of grinding wheels
DE19533836A1 Profile grinding wheel and method and apparatus for manufacturing
DE19549381A1 grinding tool
DE19519824A1 Cutting machine tools, in particular grinding tools
DE4443074C1 Surface disc with abrasive cladding
DE4240476A1 Grinding wheel for machining workpiece surfaces
ZA9205910B Process for the manufacture of metallic sintered parts as well as sintered parts, in particular pressing tools.
DE4200065A1 METHOD FOR PRODUCING METAL SINTERED BASKETS AND SINTERED KOERPERS, ESPECIALLY PRESSING TOOLS
DE4137497A1 BRACKET FOR CUTTING SEGMENT OF A CIRCULAR SAW
DE4109647A1 GRINDING WHEEL
DE4109276A1 Process and plant for the treatment of waste liquids, especially industrial waste water with a high solids content
DE4106005A1 GRINDING OR CUTTING TOOL AND METHOD FOR THE PRODUCTION THEREOF
DE4010454A1 HIGH-SPEED GRINDING WHEEL AND TRAINING METHOD
DE4006660A1 Grinding disc for profiling spectacle lens edges - has plastic body with outer abrasive edge of diamond particles in metal, e.g. bronze, and a supporting copper ring
ZA8906251B Saw
DE3912681A1 METHOD FOR GALVANIC COATING OF SEGMENT SURFACES ARRANGED ON THE SURFACE OF A BASIC BODY AND PRODUCTS PRODUCED AFTER THAT
DE3836587A1 INSIDE HOLE SAW