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KYOSAN ELECTRIC MFG

Overview
  • Total Patents
    1,573
  • GoodIP Patent Rank
    3,951
  • Filing trend
    ⇧ 4.0%
About

KYOSAN ELECTRIC MFG has a total of 1,573 patent applications. It increased the IP activity by 4.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets electrical machinery and energy, transport and chemical engineering are KYOSAN ELECTRIC MFG CO LTD, JDA TECHNOLOGY CO LTD and VENUS SCIENT INC.

Patent filings per year

Chart showing KYOSAN ELECTRIC MFGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yuzurihara Itsuo 231
#2 Sakurai Ikuo 76
#3 Kunitama Hiroshi 60
#4 Ohma Ryosuke 58
#5 Adachi Toshiyuki 56
#6 Yokoyama Tamotsu 56
#7 Aikawa Satoshi 52
#8 Ishikawa Satoru 51
#9 Asano Akira 46
#10 Hosoyamada Yu 46

Latest patents

Publication Filing date Title
WO2021079864A1 Train position determining device and train position determining method
WO2021079865A1 Train position determination device and train position determination method
WO2021079866A1 Station platform safety support system and obstructive object determination method
WO2021025076A1 Pulsed high frequency monitor
WO2021075064A1 Switching module
WO2021009891A1 Monitoring device
JP2020202660A Power conversion device
JP2020202024A Impedance bond terminal manufacturing device and manufacturing method
JP2020189587A Abnormality determination device
JP2020189588A Abnormality determination device
JP2020187568A Self power feeding type traffic signal system
JP2020187586A Signal controller
JP2020183146A Change detection method of turnout adhesion degree and monitoring device for the same
JP2020173723A Pedestrian signal light with remaining time display function
JP2020174485A Dc pulse power supply device and duty control method of the same
JP2020174484A DC pulse power supply device and magnetic saturation reset method for DC pulse power supply device
JP2020174486A Dc pulse power supply device and frequency control method of the same
JP2020173607A Snow ice removal type traffic signal control system
JP2020170918A Light emitting receiving device
JP2020170292A Light emitter/receiver