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SUGAI CHEMICAL IND CO LTD

Overview
  • Total Patents
    122
  • GoodIP Patent Rank
    207,571
About

SUGAI CHEMICAL IND CO LTD has a total of 122 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets organic fine chemistry, environmental technology and textiles and paper are BEIJING SUNPU BIOCHEMISTRY TECHNOLOGY CO LTD, YANG XIANGDANG and BRICHIMA SPA.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Shibamoto Nobuyori 18
#2 Fujii Hiroki 15
#3 Manabe Osamu 13
#4 Nishihara Koji 13
#5 Kodama Mitsuhiro 12
#6 Hashimoto Takeshi 11
#7 Yamashita Takaharu 10
#8 Konishi Kenichi 9
#9 Shinkai Seiji 9
#10 Kitao Teijiro 7

Latest patents

Publication Filing date Title
JP2018083774A Dinaphthothiophene derivative and method for producing the same
WO2016063957A1 Decalin derivative and method for producing same
JP2015178472A Method of producing bis(glycidyloxy)decalin
WO2014069674A1 6-bromo-2-naphthoic acid production method
JP2012102035A Method for production of polyoxyethylene-added calixarene derivative
WO2010027104A1 Gas sensor
JP2009184996A Method for producing calixarene derivative
JP2007091841A Bis(glycidyloxy)decalin
JP2006056815A Method for producing 6-chloro-2-naphthalenesulfonyl chloride
JP2004075557A Method for purifying adamantanone
JP2003335733A Method for producing 1,4-aminonaphthol derivative
JP2002187884A Method of preparation for 2-amino-4,6-dichloropyrimidine and 2-amino-4,6-dimethoxy-pyrimidine
JP2001354654A Method for separating and purifying nitrogen-containing aromatic ring compound
JPH10287627A Production of 3-nitro-ortho-toluic acid
JPH10120624A Purification of 2-hydroxymephthalene-6-carboxylic acid
JPH09169705A Production of 2,4-dichloro-3-ethyl-6-nitrophenol
JPH0913014A Antistatic agent
JPH06212096A Antistatic agent
JPH05209170A Antistatic agent
JPH069490A 1,6-dihydroxynaphthalene-2,5-dicarboxylic acid and its production