Inventor · disambiguated record
Masaharu Oikawa
Also filed as: OIKAWA MASAHARU
34 granted patents·14 pending applications·176 citations·filing 1991–2023
96Inventor score
Top patents by PatentIndex Score
48 records- 0192US9449735B2Molded article of polyolefin-based resin expanded beadsJSP CORP·Filed 2013·Granted Sep 20, 2016·7 cites·6 claims
- 0291US10435530B2Crosslinked expanded beads and molded expanded-bead objectJSP CORP·Filed 2016·Granted Oct 8, 2019·4 cites·3 claims
- 0389US11111351B2Foaming particle molded bodyJSP CORP·Filed 2018·Granted Sep 7, 2021·2 cites·6 claims
- 0488US10787555B2Expanded particle molded articleJSP CORP·Filed 2017·Granted Sep 29, 2020·2 cites·6 claims
- 0587US9230710B2Polypropylene-based resin expanded beads, and polypropylene-based resin expanded beads molded articleJSP CORP·Filed 2013·Granted Jan 5, 2016·4 cites·20 claims
- 0684US5747549AFoamed particles of polypropylene homopolymer and molded article of the foamed particlesJSP CORP·Filed 1996·Granted May 5, 1998·50 cites·8 claims
- 0782US2024002623A1Foam particle moulded article, sole cushion, and method for producing foam particlesJSP CORP·Filed 2023·Application pending·0 cites
- 0879US8518540B2Expanded polypropylene resin beads and expanded bead moldingSAKAGUCHI MASAKAZU·Filed 2010·Granted Aug 27, 2013·4 cites·13 claims
- 0978US10336880B2Propylene resin foam particles and foam particle molded articleJSP CORP·Filed 2015·Granted Jul 2, 2019·2 cites·10 claims
- 1078US9206296B2Polylactic resin expanded beads and molded article of the expanded beadsSHINOHARA MITSURU·Filed 2011·Granted Dec 8, 2015·2 cites·7 claims
- 1177US9023470B2Polylactic acid resin expanded beads and molded article of polylactic acid resin expanded beadsSHINOHARA MITSURU·Filed 2011·Granted May 5, 2015·2 cites·8 claims
- 1275US10633504B2Expanded polylactic acid resin beads and molded article of expanded polylactic acid resin beadsJSP CORP·Filed 2016·Granted Apr 28, 2020·1 cites·8 claims
- 1375US8129438B2Method for producing foamed polyolefin resin beadsNOHARA TOKUNOBU·Filed 2011·Granted Mar 6, 2012·5 cites·14 claims
- 1472US10793694B2Expanded thermoplastic polyurethane particles and expanded thermoplastic polyurethane particle molded articleJSP CORP·Filed 2016·Granted Oct 6, 2020·1 cites·9 claims
- 1572US9079360B2Process for producing molded article of expanded polyolefin-based resin beads, and molded article of expanded polyolefin-based resin beadsNOHARA TOKUNOBU·Filed 2011·Granted Jul 14, 2015·5 cites·4 claims
- 1669US11168194B2Olefinic thermoplastic elastomer foamed particlesJSP CORP·Filed 2018·Granted Nov 9, 2021·0 cites·6 claims
- 1768US2018251619A1Polyolefin Resin Foam Particles, Foam-Particle Moulded Body, And Composite Stacked Body Including Said Moulded BodyJSP CORP·Filed 2018·Application pending·0 cites
- 1867US11795286B2Foam particle moulded article, sole cushion, and method for producing foam particlesJSP CORP·Filed 2017·Granted Oct 24, 2023·0 cites·5 claims
- 1967US5459169AUncrosslinked polyethylene particles for the production of expanded particles and uncrosslinked polyethylene expanded particlesJSP CORP·Filed 1994·Granted Oct 17, 1995·22 cites·13 claims
- 2065US11643519B2Foam particle moulded article and sole memberJSP CORP·Filed 2017·Granted May 9, 2023·0 cites·9 claims
- 2165US6133331AExpanded particles of polyolefin resin and process for preparing the sameJSP CORP·Filed 1997·Granted Oct 17, 2000·21 cites·11 claims
- 2265US5569681AFlame-retardant foamed particles of polyolefin resinJSP CORP·Filed 1995·Granted Oct 29, 1996·18 cites·12 claims
- 2364US10184038B2Polylactic acid-based resin expanded beads and molded article thereofJSP CORP·Filed 2015·Granted Jan 22, 2019·0 cites·6 claims
- 2464US10106664B2Thermoplastic resin foamed particlesJSP CORP·Filed 2016·Granted Oct 23, 2018·0 cites·6 claims
- 2563USRE48098EThermoplastic resin foamed particlesJSP CORP·Filed 2016·Granted Jul 14, 2020·0 cites·6 claims
- 2662US2009169895A1Foamed polyolefin resin beadsJSP CORP·Filed 2008·Application pending·0 cites
- 2761US2014235741A1Polylactic acid-based resin expanded beads and molded article thereofJSP CORP·Filed 2012·Application pending·0 cites
- 2859US2017009038A1Polyolefin resin foam particles, foam-particle moulded body, and composite stacked body including said moulded bodyJSP CORP·Filed 2015·Application pending·0 cites
- 2958US11597127B2Foam particle moulded article, and production method thereforJSP CORP·Filed 2017·Granted Mar 7, 2023·0 cites·7 claims
- 3058US5130341AProcess for the production of foamed poymer particlesJSP CORP·Filed 1991·Granted Jul 14, 1992·10 cites·9 claims
- 3156US11174365B2Foam particles and foam particle molded bodyJSP CORP·Filed 2017·Granted Nov 16, 2021·0 cites·7 claims
- 3256US5391581AProduction method of foamed particles of uncrosslinked ethylene-based resinJSP CORP·Filed 1993·Granted Feb 21, 1995·14 cites·14 claims
- 3355US11225562B2Expanded beads and molded object thereofJSP CORP·Filed 2017·Granted Jan 18, 2022·0 cites·6 claims
- 3455US10899904B2Thermoplastic polyurethane foamed particles and method for manufacturing thermoplastic polyurethane foamed particle molded articleJSP CORP·Filed 2017·Granted Jan 26, 2021·0 cites·3 claims
- 3554US11208537B2Expanded thermoplastic polyurethane particles and expanded thermoplastic polyurethane particle molded articleJSP CORP·Filed 2017·Granted Dec 28, 2021·0 cites·8 claims
- 3654US2014171524A1Polyvinylidene fluoride resin expanded beads, method for producing polyvinylidene fluoride resin expanded beads, and molded articles of polyvinylidene fluoride resin expanded beadsJSP CORP·Filed 2013·Application pending·0 cites
- 3752US2009156700A1Expanded polypropylene resin beads and foamed molded article thereofJSP CORP·Filed 2008·Application pending·0 cites
- 3851US2021095091A1Urethane-based thermoplastic elastomer foamed particlesJSP CORP·Filed 2018·Application pending·0 cites
- 3950US2015001451A1Polypropylene-Based Resin Expanded Beads, Method for Preparing Same, and Polypropylene-Based Resin Expanded Beads Molded ArticleJSP CORP·Filed 2012·Application pending·0 cites
- 4050US2020165404A1Expanded particles crosslinked with olefin-type thermoplastic elastomerJSP CORP·Filed 2018·Application pending·0 cites
- 4150US2014336289A1Process for producing polylactic acid-based resin expanded beadsJSP CORP·Filed 2012·Application pending·0 cites
- 4249US11466137B2Foam particles, and moulded article thereofJSP CORP·Filed 2017·Granted Oct 11, 2022·0 cites·9 claims
- 4349US9023904B2Polypropylene resin foam particle and molding thereofSASAKI HIDEHIRO·Filed 2008·Granted May 5, 2015·0 cites·16 claims
- 4446US2019153189A1Thermoplastic Polyurethane Foam Particle Molded Article And Method For Producing Same, And Thermoplastic Polyurethane Foam ParticlesJSP CORP·Filed 2017·Application pending·0 cites
- 4546US2019112444A1Thermoplastic polyurethane foam particlesJSP CORP·Filed 2017·Application pending·0 cites
- 4644US8410187B2Polyvinylidene fluoride resin expanded beads, and molded articles of polyvinylidene fluoride resin expanded beadsSAKAGUCHI MASAKAZU·Filed 2010·Granted Apr 2, 2013·0 cites·10 claims
- 4742US9637606B2Molded article of polylactic acid-based resin expanded beadsJSP CORP·Filed 2015·Granted May 2, 2017·0 cites·8 claims
- 4838US2016009888A1Method for producing cross-linked polyethylene- based resin expanded beadsJSP CORP·Filed 2015·Application pending·0 cites
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