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KIWA CHEMICAL IND CO LTD

Overview
  • Total Patents
    93
  • GoodIP Patent Rank
    152,589
About

KIWA CHEMICAL IND CO LTD has a total of 93 patent applications. Its first patent ever was published in 2002. It filed its patents most often in WIPO (World Intellectual Property Organization), Taiwan and EPO (European Patent Office). Its main competitors in its focus markets textiles and paper, machines and basic materials chemistry are KIWA KAGAKU KOGYO KK, SLOAN DONALD D and NEENAH PAPER INC.

Patent filings per year

Chart showing KIWA CHEMICAL IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yukawa Shigeo 47
#2 Tanaka Hiroki 33
#3 Tanaka Masanobu 20
#4 Maekawa Shunji 20
#5 Sukoboshi Jiro 14
#6 Oura Tadashi 13
#7 Iwamoto Yasuyoshi 7
#8 Oki Hideyuki 5
#9 Ura Yoshitaka 5
#10 Shigeo Yukawa 4

Latest patents

Publication Filing date Title
WO2019131496A1 Graphic sheet, production method for same, and use method for same
CN104271688A Ink for ink jet printing and staining method
WO2014129322A1 Sublimating dye ink for ink jets and dyeing method
KR20080053952A Disperse die, disperse die composition, ink for ink-jet printing, and staining method and stained material using the die, composition or ink
WO2007049513A1 Peeping preventive film for information display, and process for producing the same
WO2007010945A1 Recursive reflective sheet and production process and use thereof
KR20060031705A Retroreflection sheet and outer illumination type illumination system
KR20060095953A Retroreflection sheet for security and process for producing the same
KR20060079852A Security sticker and process for producing the same
US2006057323A1 Retroreflective sheet
EP1533347A1 Inkjet recording ink for sublimation transfer and method of dyeing
TW200307609A Ink cartridge and ink package used for the ink cartridge
TW200401718A Laminate for printing and printing method and printed matter using the same
TW200301290A Ink for inkjet recording
TW558522B Laminated body for printing with temporary display layer and printing method using the same