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OKEN SEIKO KK

Overview
  • Total Patents
    53
About

OKEN SEIKO KK has a total of 53 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan and Germany. Its main competitors in its focus markets electrical machinery and energy, engines, pumps and turbines and medical technology are OSOBOE K B KONSTRUIROVANIYU, AN LURONG and CIXI GEXIN MOTOR CO LTD.

Patent filings in countries

World map showing OKEN SEIKO KKs patent filings in countries
# Country Total Patents
#1 Japan 50
#2 Germany 3

Patent filings per year

Chart showing OKEN SEIKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukami Tadashi 29
#2 Kakizawa Goro 14
#3 Onishi Koji 8
#4 Kakizawa Gorou 2
#5 Nakatsugi Kouichi 2
#6 Mochizuki Sukehito 1
#7 Inoue Akira 1
#8 Kakizawa Hidehiro 1

Latest patents

Publication Filing date Title
JP2002027771A Brake for dc motor
JP2001188613A Flow rate regulator
JP2001140763A Small pump
JP2001128421A Outer rotor motor
JP2001104157A Hot water feeding device
JP2001090666A Diaphragm pump
JP2001082341A Diaphragm pump
JP2001073953A Pump
JP2001012357A Small pump
JP2001003870A Small pump
JP2001003872A Small pump
JP2000337262A Small pump
JP2000320463A Small pump
JP2000232750A Small-sized motor device
JP2000232749A Small-sized motor device
JP2000154782A Small-sized pump
JP2000145647A Small-sized pump
JP2000136768A Small-sized pump
JP2000130384A Centrifugal pump
JP2000120574A Centrifugal pump