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DUROWE DEUTSCHE UHREN ROHWERKE

Overview
  • Total Patents
    34
About

DUROWE DEUTSCHE UHREN ROHWERKE has a total of 34 patent applications. Its first patent ever was published in 1955. It filed its patents most often in France, Germany and Switzerland. Its main competitors in its focus markets measurement, basic communication technologies and electrical machinery and energy are HERMLE & SOHN FRANZ, THOMAS ARTHUR BROWN and KINOSHITA & CO LTD.

Patent filings in countries

World map showing DUROWE DEUTSCHE UHREN ROHWERKEs patent filings in countries
# Country Total Patents
#1 France 13
#2 Germany 11
#3 Switzerland 10

Patent filings per year

Chart showing DUROWE DEUTSCHE UHREN ROHWERKEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zemla Ewald 15
#2 Ewald Zemla 10
#3 Egger Josef 1
#4 Josef Egger 1
#5 Schoeninger Dipl-Ing Edgar 1

Latest patents

Publication Filing date Title
DE1166705B Contactless mechanical oscillator controlled by electronic means as a gear folder of a time-keeping electrical device
DE1166101B Contactless controlled mechanical oscillator as a gear folder of a time-keeping device
DE1094667B Electronic wrist watch
DE1078677B Electrically powered mechanical transducer
DE1094666B Device for stopping the balance wheel of a watch
DE1045326B Contactless controlled vibration system
DE1080933B Time-keeping drive device, especially for the pointer mechanism of electrical clocks
DE1008664B Electric clock
DE974504C Watch
DE966290C Contactless controlled vibration system
DE972314C Electric clock