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HOLZER PATENT AG

Overview
  • Total Patents
    238
About

HOLZER PATENT AG has a total of 238 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Germany, United Kingdom and Switzerland. Its main competitors in its focus markets electrical machinery and energy, consumer goods and control are COOK EDWARD SAMUEL, E G O CONTROL SYSTEMS GMBH & C and SLAMHER FINANCIAL & COMMERCIAL.

Patent filings in countries

World map showing HOLZER PATENT AGs patent filings in countries
# Country Total Patents
#1 Germany 79
#2 United Kingdom 46
#3 Switzerland 38
#4 France 36
#5 Spain 18
#6 United States 15
#7 Italy 5
#8 Canada 1

Patent filings per year

Chart showing HOLZER PATENT AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Holzer Walter 42
#2 Walter Holzer 23
#3 Apel Konstantin Dipl-Phys Dr 8
#4 Dipl-Phys Apel Konstantin Dr 8
#5 Holzer W 4
#6 Apel Konstantin Dipl Phys 4
#7 Apel Konstantin Dr 3
#8 Apel Dipl-Phys Dr Konstantin 2
#9 Laufer Konrad 2
#10 Baltzer Eugen 2

Latest patents

Publication Filing date Title
GB1342868A Motor control circuits
GB1311393A Programme control device
DE2150311A1 TEMPERATURE DEPENDENT ELECTRIC SWITCH WITH A BIMETALLIC CONTROL UNIT
GB1313039A Device for delivering a reference voltage
GB1361443A Electronic circuit for producing triggering pulses
GB1361677A Device for delivering a firing voltage for semiconductor switches
GB1350947A Water softeners
GB1359194A Device for speed regulation of direct current motors supplied from ac mains
US3733916A Device to slow down a mechanical step drive
US3731030A Pushbutton switch assembly with pivotable conductive bridging member and multiple conductive path printed circuit board
CH525322A Program control device with blocking contact
GB1339352A Safety device for an electric motor reversing switch
CH524709A Arrangement with a control circuit, a motor and an additional electrical heating resistor
ES388255A1 Time switching apparatus with controllable step-by-step time durations
ES387634A1 Multiple contact system for special cam connector for its use in programming contactor mechanisms. (Machine-translation by Google Translate, not legally binding)
US3679853A Multiple contact system for cam operated switches
GB1315718A Phase control device
CH514018A Control device with program switch with high speed drive for washing machines and dishwashers, with a device for temporarily interrupting the program sequence
CH519781A Pressure-dependent electrical switching device, in particular for washing machines and dishwashers
US3678769A Eccentric and knee lever drive for mechanical control elements