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KOHAN KOGYO

Overview
  • Total Patents
    115
  • GoodIP Patent Rank
    128,631
  • Filing trend
    ⇩ 100.0%
About

KOHAN KOGYO has a total of 115 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets machine tools, machines and packaging and shipping are KOHAN KOGYO CO LTD, FUJI IMPULSE CO LTD and IBARAKI SEIKI KK.

Patent filings in countries

World map showing KOHAN KOGYOs patent filings in countries
# Country Total Patents
#1 Japan 115

Patent filings per year

Chart showing KOHAN KOGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harada Hiroshi 23
#2 Kawamura Takashi 12
#3 Fukada Kazunori 11
#4 Kobayashi Kunihiko 9
#5 Ozaki Shinya 9
#6 Uchiyama Satoshi 8
#7 Sakamoto Nobuo 8
#8 Machida Minoru 5
#9 Fujimura Tsukasa 5
#10 Nishida Hisao 5

Latest patents

Publication Filing date Title
JP2020142244A Tail end detection device and detection method for coiled metal plate
JP2019104526A Pad insertion device, binding system, and binding band binding method
JP2019104556A Device for conveying drum-like article and method for conveying drum-like article
JP2019073755A Hard film, covering material for covering hard film, surface treatment method, and target material for arc discharge type ion plating
JP2018079489A Binding band processor, binding band cut processing system, and binding band cut processing method
JP2018020808A Packaging material supply device
JP2017189834A Floating device and control method of floating device
JP2017149469A Binding band gripping and cutting device and binding band gripping and cutting system and binding band gripping and cutting method
JP2017144443A Binding band processing apparatus and binding band processing method
JP2017124436A Roll chock attaching/detaching device and roll chock support method
JP2017047919A Packaging device and tension control method in packaging device
JP2016210474A Packaging device
JP2016159390A Polishing device and polishing head for use in polishing device
JP2009137592A Bundling apparatus
JP2009029479A Band cutting device
JP2007050925A Two head band cutting apparatus
JP2005199427A Polishing method for aluminum substrate for hard disk
JP2005158164A Cleaning pad of substrate of memory disk and cleaning apparatus using same
JP2004250725A Boride ceramics for electrode, electrode obtained by using the same, and method of producing boride ceramics for electrode
JP2004237329A Chock attaching/detaching device and method for roll