Inventor · disambiguated record
Takashi Yamawaki
Also filed as: YAMAWAKI TAKASHI
25 granted patents·8 pending applications·178 citations·filing 1984–2019
95Inventor score
Files withNETUREN CO LTD18IDEMITSU PETROCHEMICAL CO9YAMAWAKI TAKASHI4TOYOTA MOTOR CO LTD1TRW AUTOMOTIVE JAPAN CO LTD1
Top patents by PatentIndex Score
33 records- 0196US10612642B2Method for manufacturing rack and hollow rack barNETUREN CO LTD·Filed 2018·Granted Apr 7, 2020·8 cites·8 claims
- 0292US10562138B2Method for manufacturing rack barNETUREN CO LTD·Filed 2016·Granted Feb 18, 2020·6 cites·6 claims
- 0385US6502473B1Rack bar and manufacturing method thereofTOYOTA MOTOR CO LTD·Filed 2000·Granted Jan 7, 2003·20 cites·18 claims
- 0481US6317979B1Method of manufacturing a hollow rack barTRW AUTOMOTIVE JAPAN CO LTD·Filed 2000·Granted Nov 20, 2001·26 cites·6 claims
- 0580US9328815B2Rack bar and rack bar teeth forming dieNETUREN CO LTD·Filed 2013·Granted May 3, 2016·6 cites·5 claims
- 0676US9316294B2Rack bar and rack bar teeth forming dieNETUREN CO LTD·Filed 2013·Granted Apr 19, 2016·3 cites·4 claims
- 0776US4550143AComposition comprising ethylene-based polymersIDEMITSU PETROCHEMICAL CO·Filed 1984·Granted Oct 29, 1985·29 cites·5 claims
- 0875US8595936B2Hollow rack end diameter reducing methodYAMAWAKI TAKASHI·Filed 2012·Granted Dec 3, 2013·1 cites·1 claims
- 0975US8104369B2Hollow rack, hollow rack end diameter reducing method, hollow rack end diameter reducing apparatus, and hollow rack manufacturing methodYAMAWAKI TAKASHI·Filed 2008·Granted Jan 31, 2012·7 cites·2 claims
- 1068US2020139494A1Method for manufacturing rack barNETUREN CO LTD·Filed 2019·Application pending·0 cites
- 1166US2020039571A1Hollow rack bar and method of manufacturing the hollow rack barNETUREN CO LTD·Filed 2019·Application pending·0 cites
- 1263US4943615AOlefin copolymer compositionIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Jul 24, 1990·16 cites·14 claims
- 1362US10449995B2Hollow rack bar and method of manufacturing the hollow rack barNETUREN CO LTD·Filed 2015·Granted Oct 22, 2019·1 cites·11 claims
- 1462US10060518B2Rack bar and rack bar teeth forming dieNETUREN CO LTD·Filed 2016·Granted Aug 28, 2018·1 cites·2 claims
- 1561US5030506APolyolefin type resin laminateIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Jul 9, 1991·18 cites·9 claims
- 1660US8499660B2Hollow rack and hollow rack manufacturing methodYAMAWAKI TAKASHI·Filed 2012·Granted Aug 6, 2013·0 cites·3 claims
- 1760US2017100796A1Rack manufacturing apparatus and rack manufacturing methodNETUREN CO LTD·Filed 2016·Application pending·0 cites
- 1858US2016116049A1Method for manufacturing rack and hollow rack barNETUREN CO LTD·Filed 2014·Application pending·0 cites
- 1957US2016271726A1Rack manufacturing apparatus and rack manufacturing methodNETUREN CO LTD·Filed 2013·Application pending·0 cites
- 2055US9046157B2Mandrel, set of mandrels, and hollow rack barNETUREN CO LTD·Filed 2013·Granted Jun 2, 2015·0 cites·1 claims
- 2155US8365573B2Mandrel, set of mandrels, and hollow rack barNETUREN CO LTD·Filed 2008·Granted Feb 5, 2013·0 cites·7 claims
- 2247US9920826B2Hollow rack bar and method of manufacturing hollow rack barNETUREN CO LTD·Filed 2013·Granted Mar 20, 2018·0 cites·3 claims
- 2347US2020056693A1Rack bar and method for manufacturing rack barNETUREN CO LTD·Filed 2019·Application pending·0 cites
- 2446US2018031104A1Rack bar and method for manufacturing rack barNETUREN CO LTD·Filed 2016·Application pending·0 cites
- 2546US2020284334A1Rack bar blank material, rack bar, rack bar blank material manufacturing method, and rack bar manufacturing methodNETUREN CO LTD·Filed 2018·Application pending·0 cites
- 2645US4975492AButene-1 copolymer compositionIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Dec 4, 1990·7 cites·4 claims
- 2744US5330949AMethod for producing polyolefinIDEMITSU PETROCHEMICAL CO·Filed 1990·Granted Jul 19, 1994·11 cites·2 claims
- 2842US11980929B2Manufacturing method for hollow rack bar and hollow rack bar manufacturing apparatusNETUREN CO LTD·Filed 2018·Granted May 14, 2024·0 cites·4 claims
- 2941US5093189AButene-1 polymer film and laminated film thereofIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Mar 3, 1992·13 cites·15 claims
- 3038US8677797B2Hollow rack manufacturing method and manufacturing apparatusYAMAWAKI TAKASHI·Filed 2008·Granted Mar 25, 2014·0 cites·16 claims
- 3137US5241024AMethod for producing butene-1 polymerIDEMITSU PETROCHEMICAL CO·Filed 1991·Granted Aug 31, 1993·4 cites·7 claims
- 3231US4906429AProcess for producing blown film of butene-1 polymerIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Mar 6, 1990·1 cites·8 claims
- 3322US5202370AButene-1 copolymer compositionIDEMITSU PETROCHEMICAL CO·Filed 1992·Granted Apr 13, 1993·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →