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TOKYO RIKOUSHIYA KK

Overview
  • Total Patents
    12
About

TOKYO RIKOUSHIYA KK has a total of 12 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy and control are GANZ FELE VILLAMOSSAGI RESZVEN, WANLASS ELECTRIC CO and ELEKTRENE SRL.

Patent filings in countries

World map showing TOKYO RIKOUSHIYA KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing TOKYO RIKOUSHIYA KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hasegawa Sunao 4
#2 Abe Noboru 3
#3 Imamura Shiyuugorou 1
#4 Nihei Shuichi 1
#5 Fujii Yasuto 1
#6 Okazaki Takanori 1
#7 Yoshinaga Tatsumasa 1
#8 Suzuki Toshiro 1
#9 Nagayama Katsumi 1

Latest patents

Publication Filing date Title
JP2002296977A Copying machine having monitor display
JP2002223536A Feeder system for working machine
JP2001297926A Noise-cut transformer
JPH10290468A Degaussing device
JPH04207970A Voltage regulator
JPH03296117A Variable automatic voltage controller
JPH03223911A Automatic ac voltage controller
JPS59151211A Phase control type power adjusting circuit
JPS5835665A Display device for wedding hall
JPS5760818A Digital voltage regulator
JPS53112545A Method of mounting radiation fins
JPS51121168A A-c power control means