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TOKYO COPAL CHEM

Overview
  • Total Patents
    15
About

TOKYO COPAL CHEM has a total of 15 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Japan and EPO (European Patent Office). Its main competitors in its focus markets machines, audio-visual technology and semiconductors are KOATSU KAKO, KOROSKI HOLDING D O O and SP KT B FIZ MEKH I IM G V KARP.

Patent filings in countries

World map showing TOKYO COPAL CHEMs patent filings in countries
# Country Total Patents
#1 Japan 14
#2 EPO (European Patent Office) 1

Patent filings per year

Chart showing TOKYO COPAL CHEMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yonehara Takashi 15
#2 Hayashi Kanji 4

Latest patents

Publication Filing date Title
JPS61476A Wet brush
JPS60184529A Synthetic resin molding coated with surface modifier
JPS6088043A Application of surface modifier to synthetic resin molded article
JPS6079928A Cold molding of plastics
JPS6079927A Cooler
JPS59143620A Manufacture of molded article made of synthetic resin having preventive effect of charging
JPS59138450A Method of molding sheet-shaped synthetic resin shape having antistatic effect
JPS5962366A Coating method
JPS5949937A Cooling molding method of plastic
EP0080790A2 Method and apparatus for forming an extremely thin film on the surface of an object
JPS58159867A Method for coating chemical agent on surface
JPS5861854A Screening and transferring device for particle of aerosol
JPS5845237A Molded article of synthetic resin having modified surface
JPS5827665A Surface-treatment by aerosol and apparatus therefor
JPS5766934A Manufacture of synthetic resin tubular formed article