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OKANO VALVE MFG CO

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    220,006
About

OKANO VALVE MFG CO has a total of 36 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan and China. Its main competitors in its focus markets environmental technology and mechanical elements are ARAI SUMIO, SUZHOU JINGLI HYDROGEN MAKING EQUIPMENT CO LTD and SHENZHEN PROSUNPRO SOLAR ENERGY CO LTD.

Patent filings in countries

World map showing OKANO VALVE MFG COs patent filings in countries
# Country Total Patents
#1 Japan 35
#2 China 1

Patent filings per year

Chart showing OKANO VALVE MFG COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Okano Masatoshi 29
#2 Yoshitomi Shozo 8
#3 Hirano Katsumi 6
#4 Tanaka Koji 6
#5 Honda Hitoshi 5
#6 Kida Yoshikatsu 5
#7 Murata Hiroshi 4
#8 Nagaiwa Keiichiro 4
#9 Nasu Toshikatsu 4
#10 Kawamoto Atsunori 3

Latest patents

Publication Filing date Title
JP2016033451A Valve for nuclear power plant
JP2016000852A Slide member alloy and appliance
JP2011085161A Method, device and program for diagnosing soundness of motor-operated valve device
JP2010179384A Cutter for pipe connection part
JP2009127750A Hydraulic actuator
JP2007224969A Spacer ring for shaft sealing device
JP2006083928A Method and device for diagnosing irregularity and deterioration of electric valve device
JP2006015380A Alloy for repair-welding of hard build-up welding part and repair-welding method
JP2006009052A Corrosion prevention method
JP2005248312A Cast steel
JP2005201351A Gate valve
JP2005181141A Gas derivation member for airtightness leakage test
JP2005131545A Resin lining apparatus
JP2005074304A Fluidized dip lining apparatus and fluidized dip lining method
JP2005003408A Method for decontaminating radioactive contaminant and its device
JP2004198155A Decontamination method of radioactive substance-contaminated apparatus, and its device
JP2003307585A Working equipment under highly-dosed and highly- polluted environment
JP2003240893A Chemical decontamination method for gate valve and apparatus thereof
JP2003175403A Welded joint part cutter for valve seat with valve case
JP2002286362A Drying device