Learn more

KOYO KAGAKU KOGYO KK

Overview
  • Total Patents
    25
About

KOYO KAGAKU KOGYO KK has a total of 25 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan. Its main competitors in its focus markets optics and textiles and paper are NIPPON DENSHI SEIKI KK, UENO CHEM IND and MARIANO DE SPERATI.

Patent filings in countries

World map showing KOYO KAGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 25

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Uchida Toshiaki 8
#2 Kawada Masaki 8
#3 Sawada Shozo 7
#4 Nagato Toyokazu 5
#5 Ueda Norio 4
#6 Nagao Takashi 3
#7 Kin Teru 3
#8 Nishida Setsuo 2
#9 Sawada Shiyouzou 2
#10 Tanahashi Katsuya 2

Latest patents

Publication Filing date Title
JP2006342313A Detergent composition for ultraviolet curing ink
JP2006198600A Method and apparatus for oil-water separation and washing
JP2005023196A Printing ink clearing composition
JP2003191660A Condensed dampening water additive for lithographic printing
JP2004059675A Coating film-releasing composition
JP2004018516A Vaporizable/decolorable bactericidal fungicidal agent having indicator function
JP2003064284A Composition for printing ink washing
JP2002274027A Desensitizing printing part detection spray for no-carbon copying paper
JP2001296654A Positive-type photoresist composition
JP2001287476A Condensed dampening water additive for lithographic printing
JP2000019726A New photosensitive polycondensation product containing diazonium group, manufacture thereof and photosensitive composition composed of this product
JPH10138458A Protective agent for roller in idling rotation in multicolor printer
JPH06155959A Paste printing plate washing agent for planographic printing
JPH06157999A Adhesive sheet for stripping film
JPH05286279A Dampening water for lithographic printing
JPH05329014A Carrying handle of sample book, bag or the like
JPH03232627A Automatic sheet film feed-out device
JPS6449687A Production of lithographic plate
JPS63285537A Photosensitive composition for planographic plate making
JPS61110134A Image forming liquid and image forming method