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TOKYO DENSOKU KK

Overview
  • Total Patents
    25
About

TOKYO DENSOKU KK has a total of 25 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, China and Taiwan. Its main competitors in its focus markets electrical machinery and energy are TRUWEAL INC, MASSLAB LTD and STAIB INSTR GMBH.

Patent filings in countries

World map showing TOKYO DENSOKU KKs patent filings in countries
# Country Total Patents
#1 Japan 23
#2 China 1
#3 Taiwan 1

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Nitoda Yoriyuki 15
#2 Maeda Mitsumasa 6
#3 Nitoda Yoryuki 2
#4 Nieta Yoriyuki 1

Latest patents

Publication Filing date Title
JPH1131475A Electrode device for discharge tube
CN1121257A Composite discharge lamp
JPH06333532A Complex discharge lamp
JPH05230446A Particulate composition
JPH04174951A Discharge tube
JPH0224952A Cold cathode tube for light emitting device
JPH01272098A Luminous device
JPS6452400A Light emitting device
JPS641791A Spontaneous light-emitting fine particle composition
JPS641790A Spontaneous light-emitting fine particle composition
JPS63211596A Lighting apparatus
JPS62122047A Discharge lamp
JPS61203595A Automatic control circuit for evenly stabilizing intensity of illumination of light emitting tube
JPS61203596A Even stabilization of intensity of illumination of light emitting tube
JPS61133548A Discharge lamp
JPS61133550A Discharge lamp
JPS5360164A Photoelectric cgaracter display unit
JPS51144983A Connecting terminal of electric wire