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BERKO WERKE QUAST & CO

Overview
  • Total Patents
    38
About

BERKO WERKE QUAST & CO has a total of 38 patent applications. Its first patent ever was published in 1927. It filed its patents most often in Germany, Switzerland and Denmark. Its main competitors in its focus markets electrical machinery and energy, transport and chemical engineering are REELIGHT APS, SHIBAHARA TOKUJI and LOUIS HEMMELER.

Patent filings in countries

World map showing BERKO WERKE QUAST & COs patent filings in countries
# Country Total Patents
#1 Germany 26
#2 Switzerland 8
#3 Denmark 3
#4 France 1

Patent filings per year

Chart showing BERKO WERKE QUAST & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Quast Co Berko-Werke 8

Latest patents

Publication Filing date Title
DE614810C Electric alternator built into a vehicle hub
DE606737C Closure for electric headlights, preferably equipped with batteries and used for bicycle lighting
DE590794C Ein and Ausrueckeinrichtung for bicycle alternators
DE587378C Device for adjusting the air gap in small magneto-electric machines
DE604287C Small magnetic electric machine, in particular for bicycle lighting
DE563638C Lamp holder for light bulbs with dwarf thread base for electric bicycle headlights
DE536030C Direction indicators for motor vehicles
DE547551C Armature pole system for small magnet-electric machines
DE608532C Device for adjusting the air gap in small magneto-electric machines
DE526538C Alternator built into the wheel hub of a bicycle
DE475549C Tail lamp with glass body in lens-shaped or facetted design and an incandescent lamp arranged behind it
DE516221C Bicycle alternator built into the wheel hub
DE475683C Small magnetic electric machine, in particular for bicycle lighting
DE563616C Headlights for bicycles
DE530712C Magnet system with magnet bars fixed in a yoke, especially for small magnet-electric machines
DE577609C Device for adjusting the air gap in magneto-electric bicycle alternators
DE571012C Hinged electric headlight lamp
DE489298C Device for voltage regulation of magneto-electric alternating current small machines
DE600490C Arrangement of the bearings in magneto-electric bicycle alternators
DE552597C Holder for electric bicycle alternators