Inventor · disambiguated record
Masaaki Mizumura
Also filed as: MIZUMURA MASAAKI
27 granted patents·1 pending application·180 citations·filing 2007–2020
95Inventor score
Files withNIPPON STEEL & SUMITOMO METAL CORP14MIZUMURA MASAAKI6NIPPON STEEL CORP4SATO KOICHI2NIWA TOSHIYUKI1
Top patents by PatentIndex Score
28 records- 0198US8297096B2Method for hydroforming and hydroformed productMIZUMURA MASAAKI·Filed 2008·Granted Oct 30, 2012·122 cites·5 claims
- 0292US11865606B2Manufacturing method and manufacturing device for link partNIPPON STEEL CORP·Filed 2020·Granted Jan 9, 2024·2 cites·14 claims
- 0392US8763438B2Working apparatus and working method of sheet metalSATO KOICHI·Filed 2010·Granted Jul 1, 2014·9 cites·14 claims
- 0485US10618363B2Torsion beam manufacturing method and torsion beam manufacturing apparatusNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Apr 14, 2020·2 cites·20 claims
- 0585US9452459B2Method for manufacturing shaped steel the cross-sectional shape of which changes in the longitudinal direction, and roll forming deviceNIPPON STEEL & SUMITOMO METAL CORP·Filed 2012·Granted Sep 27, 2016·5 cites·20 claims
- 0682US10514113B2Metal pipe having thickened end portion, and method of manufacturing sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Dec 24, 2019·3 cites·6 claims
- 0781US9878360B2Method of producing shaped steel changing in cross-sectional shape in longitudinal direction and roll forming apparatus for sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Jan 30, 2018·4 cites·15 claims
- 0876US8621904B2Hydroforming apparatus and method for hydroformingMIZUMURA MASAAKI·Filed 2009·Granted Jan 7, 2014·5 cites·5 claims
- 0975US9486851B2Apparatus and method for ram bending of tube materialMIZUMURA MASAAKI·Filed 2007·Granted Nov 8, 2016·4 cites·20 claims
- 1074US10702902B2Method of manufacturing flaring-processed metal pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Jul 7, 2020·1 cites·16 claims
- 1174US8820813B2Structural memberWADA MANABU·Filed 2011·Granted Sep 2, 2014·2 cites·10 claims
- 1273US10010917B2Plastic working method of metals and plastic working apparatusSATO KOICHI·Filed 2012·Granted Jul 3, 2018·1 cites·11 claims
- 1373US8381560B2Hydroforming methodNIPPON STEEL CORP·Filed 2008·Granted Feb 26, 2013·4 cites·4 claims
- 1473US8281630B2Method for hydroforming and a hydroformed productMIZUMURA MASAAKI·Filed 2009·Granted Oct 9, 2012·4 cites·2 claims
- 1570US10377200B2Coupling structure, coupling member having coupling structure, and method for manufacturing coupling member having coupling structureNIPPON STEEL & SUMITOMO METAL CORP·Filed 2019·Granted Aug 13, 2019·0 cites·8 claims
- 1669US8001819B2Piercing method and piercing apparatus using hydroforming and hydroformed part and structureNIPPON STEEL CORP·Filed 2007·Granted Aug 23, 2011·3 cites·11 claims
- 1767US11590547B2Method of manufacturing variable wall thickness steel pipe and variable wall thickness steel pipeNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Feb 28, 2023·1 cites·12 claims
- 1864US10406579B2Apparatus and method for ram bending of tube materialNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Sep 10, 2019·0 cites·18 claims
- 1963US11498107B2Torsion beam manufacturing method and torsion beam manufacturing apparatusNIPPON STEEL CORP·Filed 2018·Granted Nov 15, 2022·1 cites·10 claims
- 2060US8191583B2Hydroformed productMIZUMURA MASAAKI·Filed 2008·Granted Jun 5, 2012·4 cites·4 claims
- 2154US10220662B2Coupling structure, coupling member having coupling structure, and method for manufacturing coupling member having coupling structureNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Mar 5, 2019·2 cites·10 claims
- 2253US9539630B2Method for bending sheet metal and product of sheet metalMIZUMURA MASAAKI·Filed 2012·Granted Jan 10, 2017·0 cites·27 claims
- 2350US10166597B2Camshaft-manufacturing method and gear shaft-manufacturing methodNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jan 1, 2019·0 cites·13 claims
- 2447US9381953B2Structural memberNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jul 5, 2016·0 cites·11 claims
- 2546US8979104B2Front body structureNIWA TOSHIYUKI·Filed 2012·Granted Mar 17, 2015·1 cites·3 claims
- 2644US10888916B2Torsion beam manufacturing method, torsion beam manufacturing apparatus, and torsion beamNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Jan 12, 2021·0 cites·6 claims
- 2742US2018318910A1Method for manufacturing tubular memberNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 2838US10562091B2Burring method and burring apparatusNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Feb 18, 2020·0 cites·17 claims
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