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KIWA KAGAKU KOGYO KK

Overview
  • Total Patents
    38
About

KIWA KAGAKU KOGYO KK has a total of 38 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Japan and China. Its main competitors in its focus markets textiles and paper, basic materials chemistry and machines are HUNT GRAPHICS EUROP LTD, GEN DATA CO INC and PFLEIDERER HOLZWERKSTOFFE.

Patent filings in countries

World map showing KIWA KAGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 32
#2 China 6

Patent filings per year

Chart showing KIWA KAGAKU KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yugawa Shigeo 18
#2 Maekawa Shunji 10
#3 Tanaka Masanori 6
#4 Doi Osamu 5
#5 Yamaji Sumio 5
#6 Matsumoto Toshiaki 5
#7 Sukoboshi Jiro 4
#8 Tanaka Hiroki 4
#9 Iwamoto Yasuyoshi 4
#10 Kojima Toshikazu 4

Latest patents

Publication Filing date Title
CN1977190A Hue variable retroreflection sheet
JP2005338799A Hue variable retroreflection sheet
JP2005292805A Retroreflective sheet and exterior lighting illumination system
JP2006160950A Aqueous pigment dispersion, ink for inkjet recording, and method for recording and for textile printing using the same
JP2005165302A Retroreflection sheet for security and its manufacturing method
JP2005165301A Security sticker and manufacturing method thereof
JP2006103061A Ink cartridge and ink package used therein
JP2005001392A Laminate for printing and printing method and print using the same
JP2004191940A Retroreflection sheet
JP2004107647A Inkjet recording ink for sublimation transcription and dyeing method
JP2004107648A Inkjet recording ink for sublimation transfer printing and printing technique
JP2004042615A Ink cartridge and ink package used therefor
JP2004042614A Printing laminate, and printing method and print using the same
JP2003246954A Ink for ink-jet recording
JP2003191403A Laminated resin film and laminate
JP2003231346A Coated metal sheet for printing with temporary displaying layer
JP2002014212A Retroreflective sheet and method for producing the same
JP2001342375A Highly light resistant dye composition and dying method using the same
JPH11349843A Highly light resistant dye composition and dyeing using the same
JPH10140029A Disperse dye composition and dyeing of hydrophobic fibers by using the same