Learn more

WANLASS ELECTRIC CO

Overview
  • Total Patents
    11
About

WANLASS ELECTRIC CO has a total of 11 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States and France. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and control are TOKYO RIKOUSHIYA KK, GANZ FELE VILLAMOSSAGI RESZVEN and ELEKTRENE SRL.

Patent filings in countries

World map showing WANLASS ELECTRIC COs patent filings in countries
# Country Total Patents
#1 United States 7
#2 France 4

Patent filings per year

Chart showing WANLASS ELECTRIC COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wanlass Leslie K 3
#2 Wanlass Cravens L 2
#3 Wanlass Leslie Kent 1
#4 Wanlass Sylvan Dean 1

Latest patents

Publication Filing date Title
US3654546A Method and apparatus for regulating voltage by utilizing the stable oscillation state of a parametric device
US3582829A Modulating systems incorporating an electrically variable inductance as a modulating element
US3489970A Magnetic core tunable circuit
US3443198A Variable inductor conversion system
US3559032A Voltage regulating and phase shifting circuits employing both a parametric circuit and a transformer to transfer energy
US3546494A Dynamic filter
US3461376A Ac solid state voltage regulator