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GRAND POLYMER CO LTD

Overview
  • Total Patents
    113
About

GRAND POLYMER CO LTD has a total of 113 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets macromolecular chemistry and polymers, machines and surface technology and coating are SUNALLOMER LTD, ABU DHABI POLYMERS CO LTD (BOROUGE) LLC and PELLEGATTI GIAMPAOLO.

Patent filings per year

Chart showing GRAND POLYMER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hashimoto Mikio 43
#2 Sakai Ikunori 20
#3 Korehisa Kinzo 14
#4 Akiyama Naoya 14
#5 Wakita Yoichi 12
#6 Akimoto Hideo 11
#7 Nakagawa Hideki 10
#8 Wada Isao 7
#9 Yoshikawa Hiroyuki 6
#10 Inoue Norihide 6

Latest patents

Publication Filing date Title
JP2003201323A Method of manufacturing upholstery material
JP2003183460A Polypropylene resin composition for injection molding, polypropylene resin molded article and its manufacturing method
JP2002302582A Polyolefin resin composition for calendering, composition for calendering and calendered article
JP2003165859A Hollow foam of polyppopylene resin composition and method for producing the foam
JP2003128854A Polypropylene resin composition, its manufacturing method and foamed material from the same
JP2003096251A Propylene polymer composition, film and application thereof
JP2003055510A Polypropylene resin composition, film and use thereof
EP1179544A1 Modified polypropylene, process for preparing modified polypropylene, modified polypropylene composition and foamed product
TW552278B Modified polypropylene, process for preparing modified polypropylene, modified polypropylene composition and foamed product
JP2003049044A Polyolefin resin composition
JP2003041040A Foamable polypropylene resin composition, method for producing molded ceiling member using the same and molded ceiling member used for automobile
JP2003048996A Polypropylene resin for sheet and method of producing the same
JP2003040063A Impact absorbing structure body
JP2003024760A Stirring device for air/liquid/solid mixture and stirring method using the same
JP2003019731A In-mold coating injection molded article and method for manufacturing the same
JP2003011190A Method for producing thermoplastic resin composition foam, and foam
JP2003011301A Multi-layer film of polypropylene resin
JP2003002983A Polypropylene film and method for producing the same
JP2002363308A Polypropylene resin film for shrink wrapping
JP2002069316A Flame-retarded thermoplastic resin composition and molded article of flame retarded resin