RK

Ryuma Kuroda

SC Sumitomo Chemical: 26 patents #87 of 4,033Top 3%
📍 Ibaraki, JP: #260 of 6,779 inventorsTop 4%
Overall (All Time): #155,983 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
8049105 Porous electrodes, devices including the porous electrodes, and methods for their production Atsuhiro Takata 2011-11-01
7972734 Process for producing polymer electrolyte emulsion Shin Saito, Hiroyuki Kurita, Kentaro Masui 2011-07-05
7365815 Phase retardation film and liquid crystal display device including the same Kyoko Hino, Toshihiko Suzuki, Hiroaki Takahata 2008-04-29
7282109 Method for producing laminated porous polyolefin film and laminated porous polyolefin film Atsuhiro Takata, Takeshi Yamada 2007-10-16
7223806 Manufacturing method of film-like materials of resin and film-like materials of resin Atsuhiro Takata, Satoshi Hanada, Takeshi Yamada 2007-05-29
7049361 Polyolefin series resinfilm, composition for preparing the same, process for preparing the composition for preparing the same, and apparatus for preparing the same Atsuhiro Takata, Satoshi Hanada, Takeshi Yamada 2006-05-23
6918559 Method of slitting a battery separator-use resin film object and such a battery separator-use resin film object Atsuhiro Takata, Satoshi Hanada, Takeshi Yamada 2005-07-19
6908668 Foamed polyolefin resin sheet Satoshi Hanada 2005-06-21
6884836 Polyolefin based resin film and a composition for a polyolefin type resin film Atsuhiro Takata, Satoshi Hanada, Takeshi Yamada 2005-04-26
6885415 Optical member and optical product provided therewith Hiroaki Takahata, Nobuo Oi, Kaori Tsubouchi, Kyoko Hino 2005-04-26
6852270 Production method of drawn film Atsuhiro Takata, Satoshi Hanada, Takeshi Yamada 2005-02-08
6805930 Thermoplastic resin sheet and container Satoshi Hanada, Mitsunori Nodono 2004-10-19
6685460 Extrusion molding machine Mitsunori Nodono 2004-02-03
6638988 Porous film, separator for cell, and cell Atsuhiro Takata, Takeshi Yamada 2003-10-28
6600143 Formed polypropylene resin container for microwave cooking Satoshi Hanada, Mitsunori Nodono 2003-07-29
6596783 Process for producing foamed resin article Mitsunori Nodono 2003-07-22
6534580 Resin materials and films made therefrom Satoshi Hanada, Taiichi Sakaya 2003-03-18
6399667 Process for producing foamed resin article Mitsunori Nodono 2002-06-04
6352785 Shrinkable film Satoshi Hanada, Taiichi Sakaya 2002-03-05
6334970 Method for producing foamed resin article Tatsuhiro Nagamatsu 2002-01-01
6087433 Resin composition Satoshi Hanada, Taiichi Sakaya 2000-07-11
6083629 Resin composition and shaped article having a layer comprising the same Taiichi Sakaya, Tadatoshi Ogawa 2000-07-04
5869573 Resin composition and shaped article having a layer comprising the same Taiichi Sakaya, Tadatoshi Ogawa 1999-02-09
5854326 Gas barrier resin composition and process for producing the same Taiichi Sakaya, Tadatoshi Ogawa 1998-12-29
5616649 Method for compatibilizing resins with each other and resin composition comprising resins compatibilized with each other, obtained by said method Kozo Kotani, Toshio Kawakita, Taiichi Sakaya 1997-04-01