Inventor
KURODA RYUMA
JP26 patents
Patents
26 patentsUS6638988B2Oct 28, 2003
Porous film, separator for cell, and cell
SUMITOMO CHEMICAL CO22 citations92
US5854326ADec 29, 1998
Gas barrier resin composition and process for producing the same
SUMITOMO CHEMICAL CO43 citations92
US6087433AJul 11, 2000
Resin composition
SUMITOMO CHEMICAL CO17 citations84
US8049105B2Nov 1, 2011
Porous electrodes, devices including the porous electrodes, and methods for their production
SUMITOMO CHEMICAL CO8 citations83
US7282109B2Oct 16, 2007
Method for producing laminated porous polyolefin film and laminated porous polyolefin film
SUMITOMO CHEMICAL CO11 citations83
US6805930B2Oct 19, 2004
Thermoplastic resin sheet and container
SUMITOMO CHEMICAL CO17 citations83
US7972734B2Jul 5, 2011
Process for producing polymer electrolyte emulsion
SUMITOMO CHEMICAL CO8 citations82
US7365815B2Apr 29, 2008
Phase retardation film and liquid crystal display device including the same
SUMITOMO CHEMICAL CO15 citations82
US6600143B2Jul 29, 2003
Formed polypropylene resin container for microwave cooking
SUMITOMO CHEMICAL CO7 citations73
US6534580B1Mar 18, 2003
Resin materials and films made therefrom
SUMITOMO CHEMICAL CO7 citations73
US6352785B1Mar 5, 2002
Shrinkable film
SUMITOMO CHEMICAL CO13 citations73
US6083629AJul 4, 2000
Resin composition and shaped article having a layer comprising the same
SUMITOMO CHEMICAL CO12 citations73
US5869573AFeb 9, 1999
Resin composition and shaped article having a layer comprising the same
SUMITOMO CHEMICAL CO14 citations73
US6885415B2Apr 26, 2005
Optical member and optical product provided therewith
SUMITOMO CHEMICAL CO8 citations71
US6908668B2Jun 21, 2005
Foamed polyolefin resin sheet
SUMITOMO CHEMICAL CO4 citations62
US6685460B2Feb 3, 2004
Extrusion molding machine
SUMITOMO CHEMICAL CO4 citations62
US6399667B1Jun 4, 2002
Process for producing foamed resin article
SUMITOMO CHEMICAL CO5 citations62
US6334970B1Jan 1, 2002
Method for producing foamed resin article
SUMITOMO CHEMICAL CO5 citations62
US5616649AApr 1, 1997
Method for compatibilizing resins with each other and resin composition comprising resins compatibilized with each other, obtained by said method
SUMITOMO CHEMICAL CO3 citations62
US5498664AMar 12, 1996
Method for compatibilizing resins with each other and resin composition comprising resins compatibilized with each other, obtained by said method
SUMITOMO CHEMICAL CO3 citations62
US7223806B2May 29, 2007
Manufacturing method of film-like materials of resin and film-like materials of resin
SUMITOMO CHEMICAL CO1 citations51
US7049361B2May 23, 2006
Polyolefin series resinfilm, composition for preparing the same, process for preparing the composition for preparing the same, and apparatus for preparing the same
SUMITOMO CHEMICAL CO1 citations51
US6918559B2Jul 19, 2005
Method of slitting a battery separator-use resin film object and such a battery separator-use resin film object
SUMITOMO CHEMICAL CO0 citations51
US6884836B2Apr 26, 2005
Polyolefin based resin film and a composition for a polyolefin type resin film
SUMITOMO CHEMICAL CO0 citations51
US6852270B2Feb 8, 2005
Production method of drawn film
SUMITOMO CHEMICAL CO1 citations51
US6596783B2Jul 22, 2003
Process for producing foamed resin article
SUMITOMO CHEMICAL CO1 citations51