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SANKYO ORGANIC CHEM CO LTD

Overview
  • Total Patents
    20
About

SANKYO ORGANIC CHEM CO LTD has a total of 20 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Japan and United States. Its main competitors in its focus markets organic fine chemistry and macromolecular chemistry and polymers are WINGO TECH CO LTD, IT RESINE SOC and CHARLES MOUREU.

Patent filings in countries

World map showing SANKYO ORGANIC CHEM CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 19
#2 United States 1

Patent filings per year

Chart showing SANKYO ORGANIC CHEM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsukahara Yoshimitsu 11
#2 Akitsu Masaharu 10
#3 Ihara Hisaji 10
#4 Ono Hiroichi 5
#5 Yoshimura Shigeto 3
#6 Namatame Tsutomu 3
#7 Kubo Michihiro 3
#8 Sugiura Kazumitsu 2
#9 Suzuki Hideaki 2
#10 Anzai Yoshihito 2

Latest patents

Publication Filing date Title
JP2008137910A Method for producing grignard reagent
JP2006152283A Chlorine-containing resin composition
JP2005126470A Composition composed of woody thermoplastic resin
JP2005060282A Method for producing ferrocene derivative
JP2004204043A Method for producing polyphenylene-based polymer
JP2002285002A Flame-retarded thermoplastic resin composition
JP2002188004A Flame retardant polyamide resin composition
JP2001226602A Composition comprising chlorine-containing resin
JP2002053756A Antibacterial resin composition
JP2001031819A Chlorine-containing resin composition
JP2001302864A Soft polyvinyl chloride-based resin composition
JP2001207053A Flame-retardant polyamide-based resin composition
JP2000319528A Stabilized antibacterial resin composition
JP2000001621A Flame-retardant antimicrobial resin composition
JP2000017043A Phenol novolak type epoxy compound
JPH11310707A Sulfur-containing organotin composition
JPH11189711A Flame-retardant polyalkylene terephthalate resin composition
JPH11293122A Stabilized antimicrobial resin composition
JPH11293121A Antimicrobial resin composition
US3840586A Process for producing beta-mercapto-propionic ester