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TANASHIN DENKI CO

Overview
  • Total Patents
    859
  • GoodIP Patent Rank
    109,402
About

TANASHIN DENKI CO has a total of 859 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United Kingdom and United States. Its main competitors in its focus markets audio-visual technology, mechanical elements and machines are TRACE MOUNTAIN PROD INC, ISHIKAWA YOSHINORI and PLASMON IDE INC.

Patent filings per year

Chart showing TANASHIN DENKI COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tanaka Shinsaku 340
#2 Kido Kunio 145
#3 Yoshimura Toshio 141
#4 Yamanaka Takashi 129
#5 Arata Tadao 127
#6 Akatani Shigeru 31
#7 Matsushita Kenya 22
#8 Sawada Masakatsu 21
#9 Watanabe Takashi 20
#10 Nishimura Shozo 19

Latest patents

Publication Filing date Title
JP2021004733A Leakage current detector and leakage current detection method
JP2020091250A Leakage current detection device and ground leakage current detection method
JP2016065843A Apparatus and method of calculating leak current
JP2015027241A Coil movement type contactless battery charger
JP2014228519A Leak current calculation device and leak current calculation method
JP2014049105A Current regulator circuit with low self consumption
JP2013246105A Signal generating apparatus, measuring apparatus, electric leak detecting apparatus, and signal generating method
JP2013051802A Single-phase three-phase pseudo current generating device unit
JP2013005665A Coil movable type contactless charger
JP2012130139A Magnetic induction coil moving type contactless charger
CN102483958A Wireless charger installed with a two-dimensional moving mechanism
JP2010176722A Disk playback device for exclusive use of 12cm disk
JP2010176723A Disk guide device for disk playback device
JP2010113790A Disc reproduction device
JP2010106967A Mechanism for mounting pull coil spring
JP2010102778A Disk clamping mechanism
JP2009104761A Disk reproducing apparatus
JP2009134851A Disk reproducing system
JP2009238346A Disk reproducing device
JP2009223934A Disk playback device