Inventor · disambiguated record
Naruhiko Akamatsu
Also filed as: AKAMATSU NARUHIKO
10 granted patents·1 pending application·129 citations·filing 1984–2003
89Inventor score
Top patents by PatentIndex Score
11 records- 0192US6130266APre-expanded particles of propylene resin, process for preparing the same and flow-restricting deviceKANEKA CORP·Filed 2000·Granted Oct 10, 2000·58 cites·3 claims
- 0278US6506807B1Process for preparing pre-expanded particles of thermoplastic resinKANEKA CORP·Filed 2000·Granted Jan 14, 2003·17 cites·7 claims
- 0367US6593383B2Process for preparing polyolefin pre-expanded particlesKANEKA CORP·Filed 2002·Granted Jul 15, 2003·10 cites·16 claims
- 0458US6273347B1Pre-expanded particles of propylene resin, process for preparing the same and flow-restricting deviceKANEKA CORP·Filed 2000·Granted Aug 14, 2001·3 cites·7 claims
- 0548US4631159AMethod of aging expansion-molded body of polyolefinKANEGAFUCHI CHEMICAL IND·Filed 1984·Granted Dec 23, 1986·10 cites·6 claims
- 0647US6596782B1Hydrous polyolefin resin composition, preexpanded particles produced therefrom, process for producing the same, and expanded moldingKANEKA CORP·Filed 1997·Granted Jul 22, 2003·12 cites·12 claims
- 0742US2005167870A1Method of in-mold foam molding for polyolefin based resin foamed articleFiled 2003·Application pending·0 cites
- 0840US4937271AProcess for post-treating pre-expanded polyolefin resin particlesKANEGAFUCHI CHEMICAL IND·Filed 1989·Granted Jun 26, 1990·9 cites·3 claims
- 0939US6627668B2Process for preparing polyolefin pre-expanded particlesKANEKA CORP·Filed 2001·Granted Sep 30, 2003·0 cites·8 claims
- 1035US4682989AMethod of recovering volatile foaming agent from prefoamed beads of polyolefin resinsKANEGAFUCHI CHEMICAL IND·Filed 1985·Granted Jul 28, 1987·5 cites·4 claims
- 1130US5821272AMethod for post-treatment of polyolefin resin pre-expanded particlesKANEKA CORP·Filed 1997·Granted Oct 13, 1998·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →