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PERMACHEM ASIA LTD

Overview
  • Total Patents
    196
  • GoodIP Patent Rank
    189,410
  • Filing trend
    0.0%
About

PERMACHEM ASIA LTD has a total of 196 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets organic fine chemistry, optics and environmental technology are FUJI ELECTRIC IMAGING DEVICE, SAMSUNG ELECTRONICS COMPANY and OCEPRINTING SYSTEMS GMBH.

Patent filings per year

Chart showing PERMACHEM ASIA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Watanabe Michio 53
#2 Yokogoshi Kiyonori 46
#3 Fukuda Takeshi 25
#4 Kiuchi Yasuyuki 22
#5 Shinno Hideki 22
#6 Nishimura Makoto 22
#7 Ishii Kiyoshi 16
#8 Tokunaga Hisatoku 14
#9 Yokogoe Kiyonori 14
#10 Ono Takeshi 13

Latest patents

Publication Filing date Title
JP2019210229A Industrial microbicidal antiseptic composition
JP2017200912A Electron transport material and electronic material using the electron transport material
WO2016143024A1 Pyridoxal-aminoguanidine derivative or salt thereof, and method for producing same
JP2016095453A Electron transport material and electronic material using the electron transport material
JP2016069349A Production process for aripiprazole anhydride b-type crystal
JP2014210768A Electron transport material and electronic material using the electron transport material
JP2015094839A Electrophotographic photoreceptor
JP2015051956A Pyridoxal aminoguanidine derivatives and their salts and production method thereof
JP2014001474A Pitch control agent
JP2011080162A Pitch adhesion-testing machine
JP2010095517A Industrial microbicide
JP2011051954A Intermediate of pioglitazone, method for producing the same, and method for producing pioglitazone or hydrochloride thereof
JP2011001272A Industrial antiseptic germicide composition
JP2009256236A Industrial antiseptic antifungal composition
JP2008222630A PRODUCTION METHOD OF R-II TYPE CRYSTAL OF 1-beta-D-RIBOFURANOSYL-1,2,4-TRIAZOLE-3-CARBOXAMIDE
JP2008174677A Process for producing y-type titanyl phthalocyanine crystal
JP2008115127A Method for producing precursor of perindopril, precursor of perindopril, and method for producing and purifying perindopril erbumine
JP2007314480A Industrial fungicidal composition
JP2007291033A Method for producing type-a crystal of 3-pyridyl-1-hydroxyethylidene-1,1-bisphosphonic acid sodium salt
JP2006169169A Type i crystal of perindopril erbumine and method for producing the same