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NAKAGAWA DENKI KOGYO

Overview
  • Total Patents
    167
  • GoodIP Patent Rank
    176,051
About

NAKAGAWA DENKI KOGYO has a total of 167 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, Republic of Korea and China. Its main competitors in its focus markets electrical machinery and energy, mechanical elements and environmental technology are YANGZHOU YANG XIU ELECTRIC POWER EQUIPMENT CO LTD, TIANJIN RANDYS IND EQUIPMENT CO LTD and PYROMECA.

Patent filings in countries

World map showing NAKAGAWA DENKI KOGYOs patent filings in countries
# Country Total Patents
#1 Japan 162
#2 Republic of Korea 3
#3 China 1
#4 EPO (European Patent Office) 1

Patent filings per year

Chart showing NAKAGAWA DENKI KOGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gomi Susumu 34
#2 Nakanishi Nobuo 31
#3 Yamanaka Hajime 23
#4 Nakakita Kazuo 21
#5 Nagasaki Takeshi 18
#6 Kato Umeji 11
#7 Kawanaka Hiroshi 11
#8 Shimomura Satoshi 11
#9 Yoshikawa Giichi 8
#10 Sawada Koichi 8

Latest patents

Publication Filing date Title
JP2017216844A Brushless motor
JP2017077118A Electric motor
JP2016220430A Brushless motor
JP2016219607A Magnet and magnet rotor
JP2016005410A Changeover device
JP2016005411A Actuator
JP2015134044A Water level detection device
JP2015126575A Motor type actuator
JP2013124936A Water level detection device
JP2012120417A Geared motor
JP2012055081A Motor type actuator
JP2012039841A Geared motor
JP2010279196A Geared motor and method of manufacturing the same
JP2010045880A Power generator
JP2010045879A Power generator
JP2010045878A Power generator
JP2009278819A Geared motor for driving drain valve
JP2009189264A Frame structure of plastic sheet house, and plastic sheet house
JP2009165238A Mechanism for preventing reverse rotation of synchronous motor
JP2009165237A Geared motor