Inventor · disambiguated record
Yoshikiyo Tamai
Also filed as: TAMAI YOSHIKIYO
22 granted patents·10 pending applications·77 citations·filing 1996–2021
92Inventor score
Top patents by PatentIndex Score
32 records- 0194US5871138AMethod and apparatus for continuous finishing hot-rolling a steel stripKAWASAKI STEEL CO·Filed 1996·Granted Feb 16, 1999·36 cites·31 claims
- 0289US10590974B2Lap fillet arc-welded jointJFE STEEL CORP·Filed 2016·Granted Mar 17, 2020·4 cites·1 claims
- 0386US9452792B2Vehicle collision energy absorbing member excellent in energy absorbing performance and manufacturing method thereforTAKAGI SHUSAKU·Filed 2012·Granted Sep 27, 2016·5 cites·8 claims
- 0477US10167530B2Method of manufacturing hot press formed part, and hot press formed partJFE STEEL CORP·Filed 2014·Granted Jan 1, 2019·1 cites·20 claims
- 0569US11293075B2Hot-press forming part and method of manufacturing sameJFE STEEL CORP·Filed 2020·Granted Apr 5, 2022·0 cites·8 claims
- 0668US11975762B2Crashworthiness energy absorption parts for automotiveJFE STEEL CORP·Filed 2019·Granted May 7, 2024·2 cites·2 claims
- 0768US9009970B2Curvilineal closed structure parts and method for manufacturing the sameHIGAI KAZUHIKO·Filed 2010·Granted Apr 21, 2015·3 cites·3 claims
- 0867US10161892B2Method of analyzing press formingJFE STEEL CORP·Filed 2013·Granted Dec 25, 2018·1 cites·6 claims
- 0966US10858718B2Steel sheet for hot press and method of manufacturing same, and hot-press forming part and method of manufacturing sameJFE STEEL CORP·Filed 2017·Granted Dec 8, 2020·0 cites·8 claims
- 1066US5957368AMethod of continuously hot rolling steel piecesKAWASAKI STEEL CO·Filed 1996·Granted Sep 28, 1999·11 cites·5 claims
- 1163US9914163B2Method of sheet formingJFE STEEL CORP·Filed 2014·Granted Mar 13, 2018·1 cites·8 claims
- 1263US8511129B2Press forming method for metal sheet and frame part for automotive body manufactured therebyTAMAI YOSHIKIYO·Filed 2007·Granted Aug 20, 2013·3 cites·12 claims
- 1363US5720196AHot-rolling method of steel piece joint during continuous hot-rollingKAWASAKI STEEL CO·Filed 1996·Granted Feb 24, 1998·10 cites·19 claims
- 1460US2023407511A1Method of manufacturing automotive body including automotive crashworthiness energy absorption partJFE STEEL CORP·Filed 2021·Application pending·0 cites
- 1559US11235645B2Stiffening structure and stiffening method for automotive door panel partJFE STEEL CORP·Filed 2018·Granted Feb 1, 2022·0 cites·12 claims
- 1656US10995385B2Hot pressed part and method of manufacturing sameJFE STEEL CORP·Filed 2018·Granted May 4, 2021·0 cites·16 claims
- 1754US10933494B2Lap-fillet arc welding joint and joint structure for press forming partsJFE STEEL CORP·Filed 2016·Granted Mar 2, 2021·0 cites·3 claims
- 1851US12358563B2Automotive crashworthiness energy absorptive partJFE STEEL CORP·Filed 2021·Granted Jul 15, 2025·0 cites·10 claims
- 1950US2015064052A1Warm press forming method and automobile frame componentJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 2050US2015078956A1Warm press forming method and automobile frame componentJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 2147US12054113B2Automotive crashworthiness energy absorption part and method for manufacturing the sameJFE STEEL CORP·Filed 2019·Granted Aug 6, 2024·0 cites·5 claims
- 2247US2015274218A1Vehicle collision energy absorbing member and method for manufacturing sameJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 2345US11993311B2Automotive crashworthiness energy absorptive part and method for manufacturing sameJFE STEEL CORP·Filed 2019·Granted May 28, 2024·0 cites·5 claims
- 2445US11235812B2Automotive frame partJFE STEEL CORP·Filed 2018·Granted Feb 1, 2022·0 cites·4 claims
- 2544US2012171506A1Curved parts and method for manufacturing the sameFUTATSUKA TAKAYUKI·Filed 2010·Application pending·0 cites
- 2643US2015039247A1Press-forming analysis methodJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 2742US10626477B2Method for manufacturing hot press formed part and hot press formed partJFE STEEL CORP·Filed 2015·Granted Apr 21, 2020·0 cites·16 claims
- 2842US2017225215A1Method of manufacturing hot press-formed part, and hot press-formed partJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 2940US2018009050A1Welding structure of press formed part, structural part for automotive body including the welding structure, and method for manufacturing welding part (as amended)JFE STEEL CORP·Filed 2016·Application pending·0 cites
- 3038US2017043386A1Method for manufacturing hot press forming part and hot press forming partJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 3137US10486752B2Automobile frame componentTAMAI YOSHIKIYO·Filed 2012·Granted Nov 26, 2019·0 cites·2 claims
- 3237US2017337304A1Method of evaluating hot stamped part and method of manufacturing hot stamped partJFE STEEL CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →