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OITA KEN

Overview
  • Total Patents
    29
About

OITA KEN has a total of 29 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are PEACE SANGYO KK, BINGYING LIN and VNII OKHRANE VOD.

Patent filings in countries

World map showing OITA KENs patent filings in countries
# Country Total Patents
#1 Japan 29

Patent filings per year

Chart showing OITA KENs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Saito Masaki 6
#2 Yuki Kaheita 3
#3 Mizue Hiroshi 3
#4 Ishii Nobuyoshi 3
#5 Odawara Yukio 2
#6 Abe Kazunori 2
#7 Tomimitsu Tatsunori 2
#8 Sato Kazu 2
#9 Goto Satoru 2
#10 Nakahara Megumi 2

Latest patents

Publication Filing date Title
JP2009241270A Compressed bamboo material, and method and apparatus of manufacturing the same
JP2008264696A Biological purification treatment method of sewage from cattle house using white distilled liquor production waste liquid
JP2008221173A Rotary valve and pressure swing type gas separator
JP2008217087A Program for automatically computing relevant intensity of electronic file
JP2008008760A Route guide method and guide system reflecting liking
JP2007075910A Discharge shaft machining device for wire electrical discharge machine
JP2006280248A Rack for roll bale
JP2006268598A Program for automatically computing electronic file of relevant intensity
JP2006191276A Transmitting device for electric power and information by proximity magnetic field coupling
JP2005088249A Method of manufacturing bamboo particulate material or bamboo pieces
JP2004000933A Processing method for bark oil adsorbent
JP2003339089A Ultrasonic wave vibrator
JP2004267187A Method for producing horse mackerel fish sauce
JP2004267186A Method for making kabosu essential oil soluble in water with cyclodextrin
JP2004222613A Attenuated virus of feathery mottle virus of sweet potato, method for controlling zonal internal bark necrosis of sweet potato using attenuated virus and sweet potato having resistance to strongly poisonous strain of feathery mottle virus of sweet potato
JP2004155838A Method for producing hydrophilic frp powder and hydrophilic frp powder
JP2004154630A Method and apparatus for removing oil content in oil-containing liquid
JP2004119142A Shape memory alloy thin film driving type breaker and its manufacturing method
JP2003085324A Check point providing service use state control system
JP2003236698A Molded goods consisting of waste lumber processed to powder form