Inventor
NAGAMATSU TATSUHIRO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “NAGAMATSU TATSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
14 patentsUS6110986AAug 29, 2000
Propylene-based polymer composition and foamed article thereof
SUMITOMO CHEMICAL CO28 citations92
US5476652ADec 19, 1995
Slow-releasing medicated resin moldings, and process for producing the same
SUMITOMO CHEMICAL CO23 citations87
US7335715B2Feb 26, 2008
Ethylene-alpha-olefin copolymer
SUMITOMO CHEMICAL CO11 citations83
US6520759B2Feb 18, 2003
Manufacturing device of foamed thermoplastic resin sheet
SUMITOMO CHEMICAL CO16 citations82
US5948832ASep 7, 1999
Resin composition having active compound and vaporizable plasticizer, and molded product thereof
SUMITOMO CHEMICAL CO12 citations73
US6815047B1Nov 9, 2004
Foamed thermoplastic resin sheet and manufacturing method of the same
SUMITOMO CHEMICAL CO9 citations72
US6288168B1Sep 11, 2001
Propylene based resin composition
SUMITOMO CHEMICAL CO12 citations71
US6255237B1Jul 3, 2001
Laminated sheet
SUMITOMO CHEMICAL CO12 citations69
US6334970B1Jan 1, 2002
Method for producing foamed resin article
SUMITOMO CHEMICAL CO5 citations62
US7339019B2Mar 4, 2008
Ethylene-α-olefin copolymer
SUMITOMO CHEMICAL CO4 citations61
US6290884B1Sep 18, 2001
Process for producing uncrosslinked polypropylene-based resin foam sheets and uncrosslinked polypropylene-based resin foam sheets
SUMITOMO CHEMICAL CO5 citations61
US6814909B1Nov 9, 2004
Indicator
SUMITOMO CHEMICAL CO5 citations60
US6878318B2Apr 12, 2005
Methods for producing multi-layer foamed sheets
SUMITOMO CHEMICAL CO3 citations56
US8039523B2Oct 18, 2011
Resin composition for press foaming, foam and process for producing the foam
SUMITOMO CHEMICAL CO1 citations51