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DENSETSU KIKI KOGYO KK

Overview
  • Total Patents
    41
About

DENSETSU KIKI KOGYO KK has a total of 41 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy and measurement are PRESIDIO POWER LTD, MASSOLLE JOSEPH and MOVSHOVICH ANATOLIJ YU.

Patent filings in countries

World map showing DENSETSU KIKI KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 41

Patent filings per year

Chart showing DENSETSU KIKI KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hiramatsu Rihei 30
#2 Inoue Tokushige 6
#3 Takeishi Shinzou 5
#4 Nishimura Sadao 4
#5 Watanabe Shigeo 2
#6 Ogiwara Yuujirou 2
#7 Tamaki Hiroshi 2
#8 Kusuhara Harutoshi 2
#9 Takeshita Hiroshi 2
#10 Orita Naomitsu 2

Latest patents

Publication Filing date Title
JPS61288772A Bridge type converter
JPS61116413A Magnetic amplifier
JPS6192171A Converter output circuit
JPS60226770A Switching power source circuit
JPS60170461A Dc/dc converter
JPS60148375A Switching power source circuit
JPS60148376A Switching regulator
JPS60128863A Rectifying filter circuit
JPS60128866A Ringing choke converter
JPS6046772A Flyback converter
JPS6026473A Self-excited inverter circuit
JPS5912343A Method for checking soldering
JPS5895981A Dc power source circuit
JPS5872371A Switching regulator
JPS5829372A Converter circuit controlling output
JPS57122676A Inverter circuit
JPS56133980A Overcurrent protecting circuit
JPS56110115A Regulated electric power supply
JPS5633716A Switching regulator
JPS55147982A Rectifier circuit