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HEIWA ELECTRIC

Overview
  • Total Patents
    11
About

HEIWA ELECTRIC has a total of 11 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan and United States. Its main competitors in its focus markets civil engineering, machines and electrical machinery and energy are ADLER S A S, D & D GROUP PTY LTD and BACOZ DEV PTY LTD.

Patent filings in countries

World map showing HEIWA ELECTRICs patent filings in countries
# Country Total Patents
#1 Japan 7
#2 United States 4

Patent filings per year

Chart showing HEIWA ELECTRICs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sugiyama Kazuo 4
#2 Ushiyama Masao 2
#3 Go Takashi 1
#4 Takiguchi Kunio 1
#5 Kuroda Masahiko 1
#6 Miura Hisao 1
#7 Ozeki Nagamori 1
#8 Sonohara Shigeru 1
#9 Nozaki Kaname 1

Latest patents

Publication Filing date Title
JP2014162102A Heater, and heater with temperature sensor
JP2011020421A Valve system
JP2000340339A Electric heater
JPH0822361A Electrostatic inducation type noncontact switch controller
JPS5732606A Coil
JPS5499925A Variable output stabilizing dc power source
JPS5266940A Overload protecting circuit for regulated dc power supply
US3543547A Manually unlocking device of electric lock
US3508233A Combination of electrical lock system and fire alarm system
US3491353A Electrical locking device combined with an interphone system
US3506883A Electrical locking device