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WING GEE CHENG

Overview
  • Total Patents
    17
About

WING GEE CHENG has a total of 17 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United Kingdom. Its main competitors in its focus markets electrical machinery and energy, transport and consumer goods are BLAKE MFG CORP, CIE FRANCAISE AUXILIAIRE DES M and SCHMIDT & CO GMBH.

Patent filings in countries

World map showing WING GEE CHENGs patent filings in countries
# Country Total Patents
#1 United Kingdom 17

Patent filings per year

Chart showing WING GEE CHENGs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB1018124A Improvements in or relating to parking lights for vehicles
GB962765A Improvements in or relating to electric switches for battery operated electric lanterns
GB881066A Improvements in or relating to electric lanterns
GB882963A Improvements in or relating to electric lanterns or torches
GB881065A Improvements in or relating to electrical lanterns or torches
GB861107A Improvements in or relating to portable electric lanterns or torches
GB858615A Improvements in or relating to smokers' ashtrays
GB857051A Improvements in or relating to portable electric lanterns or torches
GB847756A Improvements in or relating to portable electric lanterns or torches
GB839170A Improvements in or relating to portable electric lanterns or torches and to switching devices therefor
GB854077A Improvements in or relating to portable electric lanterns or torches and to switching devices therefor
GB827693A Improvements in or relating to electric lanterns or torches
GB812749A Improvements relating to electric head-light equipment for cycles and other vehicles
GB810395A Improvements in or relating to combined pyrophoric lighter and electric torch devices
GB807323A Improvements in or relating to cigarette cases
GB799500A Improvements in or relating to electric torches
GB799499A Improvements in or relating to electric torches