Inventor
OIKAWA MASAHARU
JP34 patents
⚠️ This page may combine multiple inventors who share the name “OIKAWA MASAHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JSP CORP
27 patentsUS6133331AOct 17, 2000
Expanded particles of polyolefin resin and process for preparing the same
JSP CORP21 citations92
US5747549AMay 5, 1998
Foamed particles of polypropylene homopolymer and molded article of the foamed particles
JSP CORP50 citations92
US5459169AOct 17, 1995
Uncrosslinked polyethylene particles for the production of expanded particles and uncrosslinked polyethylene expanded particles
JSP CORP22 citations92
US9449735B2Sep 20, 2016
Molded article of polyolefin-based resin expanded beads
JSP CORP7 citations84
US5569681AOct 29, 1996
Flame-retardant foamed particles of polyolefin resin
JSP CORP18 citations81
US9230710B2Jan 5, 2016
Polypropylene-based resin expanded beads, and polypropylene-based resin expanded beads molded article
JSP CORP4 citations73
US5391581AFeb 21, 1995
Production method of foamed particles of uncrosslinked ethylene-based resin
JSP CORP14 citations73
US5130341AJul 14, 1992
Process for the production of foamed poymer particles
JSP CORP10 citations73
US10787555B2Sep 29, 2020
Expanded particle molded article
JSP CORP2 citations72
US10435530B2Oct 8, 2019
Crosslinked expanded beads and molded expanded-bead object
JSP CORP4 citations72
US11111351B2Sep 7, 2021
Foaming particle molded body
JSP CORP2 citations71
US10336880B2Jul 2, 2019
Propylene resin foam particles and foam particle molded article
JSP CORP2 citations65
US10633504B2Apr 28, 2020
Expanded polylactic acid resin beads and molded article of expanded polylactic acid resin beads
JSP CORP1 citations62
US11643519B2May 9, 2023
Foam particle moulded article and sole member
JSP CORP0 citations61
US11597127B2Mar 7, 2023
Foam particle moulded article, and production method therefor
JSP CORP0 citations61
US11225562B2Jan 18, 2022
Expanded beads and molded object thereof
JSP CORP0 citations61
US11174365B2Nov 16, 2021
Foam particles and foam particle molded body
JSP CORP0 citations61
US11168194B2Nov 9, 2021
Olefinic thermoplastic elastomer foamed particles
JSP CORP0 citations61
US10899904B2Jan 26, 2021
Thermoplastic polyurethane foamed particles and method for manufacturing thermoplastic polyurethane foamed particle molded article
JSP CORP0 citations59
US10793694B2Oct 6, 2020
Expanded thermoplastic polyurethane particles and expanded thermoplastic polyurethane particle molded article
JSP CORP1 citations57
US11795286B2Oct 24, 2023
Foam particle moulded article, sole cushion, and method for producing foam particles
JSP CORP0 citations51
US11466137B2Oct 11, 2022
Foam particles, and moulded article thereof
JSP CORP0 citations51
USRE48098EJul 14, 2020
Thermoplastic resin foamed particles
JSP CORP0 citations51
US10106664B2Oct 23, 2018
Thermoplastic resin foamed particles
JSP CORP0 citations51
US11208537B2Dec 28, 2021
Expanded thermoplastic polyurethane particles and expanded thermoplastic polyurethane particle molded article
JSP CORP0 citations50
US10184038B2Jan 22, 2019
Polylactic acid-based resin expanded beads and molded article thereof
JSP CORP0 citations42
US9637606B2May 2, 2017
Molded article of polylactic acid-based resin expanded beads
JSP CORP0 citations42