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SANKYO DENKI CO LTD

Overview
  • Total Patents
    425
  • GoodIP Patent Rank
    215,853
About

SANKYO DENKI CO LTD has a total of 425 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 engines, pumps and turbines, mechanical elements and transport are SANKYO ELECTRIC CO, GUTAG INNOVATIONS AG and 1564330 ONTARIO INC.

Patent filings in countries

World map showing SANKYO DENKI CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 425

Patent filings per year

Chart showing SANKYO DENKI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hiraga Masaharu 51
#2 Terauchi Kiyoshi 50
#3 Negishi Kousaburou 43
#4 Sekimoto Kouzou 13
#5 Hashimoto Kenji 12
#6 Fukazawa Tomoaki 11
#7 Fukazawa Fumio 10
#8 Nakazawa Takashi 9
#9 Asami Makoto 9
#10 Sakamoto Seiichi 9

Latest patents

Publication Filing date Title
JP2020000285A Fluid sterilizer
JP2015164489A Human body region detection method, and human body region detector and human body detection apparatus used for human body region detection method
JP2013094401A Head for ultrasonic constipation-relieving device
JP2012227073A Ultraviolet lamp, ultraviolet lamp unit and ultraviolet lamp device
JP2011049018A Sterilization lamp, sterilization lamp unit, and sterilization device
JP2008270084A Lighting system
JP2007299563A High power sterilizer lamp
JP2005116880A Bobbin for transformer and transformer using it
JP2004319415A Cold cathode discharge device
JP2003157770A Connecting method of base pin and lead wire
JP2002158122A High-voltage transformer for potential treatment equipment
JP2000217932A Potential therapeutic apparatus
JPH11137646A Irradiating-type sterilizer
JPH10228862A Manufacture of aperture fluorescent lamp
JPH10214563A Manufacture of ultraviolet lamp
JPH10214598A Ultraviolet lamp
JPH07330308A Short wave length ultraviolet light lamp
JPH0542222A Exciting device of visual sense, auditory sense, and the like
JPS61102535A Shearing tester
JPS58131380A Refrigerant compressor