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DOWIDAT WERKE WILLI DOWIDAT

Overview
  • Total Patents
    14
About

DOWIDAT WERKE WILLI DOWIDAT has a total of 14 patent applications. Its first patent ever was published in 1953. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets machine tools, control and audio-visual technology are LEE HONG-JEN, JIANGSU KEBO MOTOR ASSEMBLY CO LTD and HAZET WERK ZERVER HERMANN.

Patent filings in countries

World map showing DOWIDAT WERKE WILLI DOWIDATs patent filings in countries
# Country Total Patents
#1 Germany 8
#2 France 2
#3 Austria 1
#4 Canada 1
#5 Switzerland 1
#6 Spain 1

Patent filings per year

Chart showing DOWIDAT WERKE WILLI DOWIDATs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grigull Dipl-Ing Hans 2
#2 Rau Ernst 2
#3 Lanz Heinz 1
#4 Hackbarth Hans-Joachim 1
#5 Grigull Hans Dipl Ing 1
#6 Grigull Hans 1
#7 Dowidat Willi 1

Latest patents

Publication Filing date Title
DE2135372A1 REVERSIBLE TOOTHED Pawl derailleur for wrenches and the like
DE1478859A1 Reversible, especially screw socket wrench
DE1094183B Folding box with a polygonal cross-section
ES226045A1 Improvements in receptors acoustic depressions. (Machine-translation by Google Translate, not legally binding)
DE955218C Suspendable mounting plate for wrenches
DE962150C Tool and display stand for set wrenches
DE1129900B Mobile work table
DE1004976B Mechanical sound amplifier for the transmission of signals in vehicles
DE950441C Device for the transmission of acoustic signals for vehicles
CA575672A Sound pressure receiver