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DUAL GEBRUEDER STEIDINGER

Overview
  • Total Patents
    211
About

DUAL GEBRUEDER STEIDINGER has a total of 211 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Germany, United States and Japan. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and machines are GARRARD ENG & MFG CO LTD, RICHT OSKAR HUBERT and EBERHARD VOLLMER.

Patent filings in countries

World map showing DUAL GEBRUEDER STEIDINGERs patent filings in countries
# Country Total Patents
#1 Germany 88
#2 United States 37
#3 Japan 20
#4 France 18
#5 United Kingdom 17
#6 Spain 8
#7 Netherlands 5
#8 Austria 3
#9 Brazil 3
#10 Switzerland 3
#11 Argentina 2
#12 Canada 2
#13 Mexico 2
#14 Belgium 1
#15 EPO (European Patent Office) 1
#16 Italy 1

Patent filings per year

Chart showing DUAL GEBRUEDER STEIDINGERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zimmermann Heinrich 26
#2 Laufer Helmut 19
#3 Laue Eckhard 11
#4 Siegemund Dipl-Ing Richard 10
#5 Broghammer Werner 9
#6 Lehmann Ruediger 9
#7 Siegemund Richard Dipl-Ing 7
#8 Steinle Guenter 6
#9 Heinrich Zimmermann 5
#10 Reuter Rudolf 5

Latest patents

Publication Filing date Title
JPS583101A Safety device for conveyance of record player
DE3120425A1 "TRANSPORT SECURITY DEVICE FOR TURNTABLE"
JPS57186204A Turntable for record player
JPS57183954A Turning joint for hood type cover
DE3114715A1 "TURNTABLE FOR TURNTABLE"
DE3111433A1 Swivel joint for a hood
ES8107424A1 Support device for an itercambiable fonocaptor needle. (Machine-translation by Google Translate, not legally binding)
JPS5733899A Cartridge
DE3027971A1 Controlled adjustment of optical mirror - has mirror mounted on elastic membrane with matrix of displacement cells
EP0043864A1 Pick-up stylus with exchangeable mounting
DE3006508A1 Electro-dynamic loudspeaker with extension core plate - generates improved reproductions by using protective sleeve and partial end cap
DE2950610A1 Speed control for tape recorder - has friction wheel drive for fast feed forward and rewind operations
ES485519A1 Procedure for the manufacture of a plate for tocadiscos (Machine-translation by Google Translate, not legally binding)
US4274082A Transmission system for the digital control of devices
DE2927594A1 TRANSMISSION SYSTEM FOR DIGITAL CONTROL OF DEVICES
US4250527A Switching device for cassette tape recorders
DE2910632A1 Switching arrangement for cassette tape recorder - prevents mechanical loading on magnetic head by light beam interrupted by user when placing or removing cassette
DE2910318A1 CIRCUIT ARRANGEMENT FOR MULTI-CHANNEL SPEAKER GROUP
DE2909880B1 Electrodynamic speaker
JPS5587333A Changeeover device for recorder