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LOUIS LUDWIG

Overview
  • Total Patents
    62
About

LOUIS LUDWIG has a total of 62 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, thermal processes and machines are RICH BRAND IND LTD, LEGRAND ET CIE F and GOLDP ELECTRIC APPLIANCE CO LTD.

Patent filings in countries

World map showing LOUIS LUDWIGs patent filings in countries
# Country Total Patents
#1 United States 60
#2 United Kingdom 2

Patent filings per year

Chart showing LOUIS LUDWIGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Louis Ludwig 59
#2 Ludwig Louis 1

Latest patents

Publication Filing date Title
US3689723A Line cord switch
US2965869A Female contact for electrical outlet receptacle
US2945098A Electrical devices
US2975392A Electrical connectors
US2894098A Outlet winker
US2743330A Silent switch structure
US2758195A Lamp with tiltable light switch
US2854501A Locking device for wiring elements
US2595799A Switch-socket structure
US2579841A Electric switch construction
US2519584A Electric attachment plug
US2521298A Electric plug
US2534361A Fixture for fluorescent lamps
US2506304A Fuse
US2464876A Attachment plug base
US2502385A Iron plug
US2462879A Iron plug
US2446709A Plug tap
US2321035A Shade for fluorescent lamps
US2303483A Electrical attachment plug