Inventor
ISHIZUKA KIYOKAZU
JP36 patents
⚠️ This page may combine multiple inventors who share the name “ISHIZUKA KIYOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
19 patentsUS11787156B2Oct 17, 2023
Coated steel material
NIPPON STEEL CORP2 citations73
US11713513B2Aug 1, 2023
Surface-treated steel sheet for battery containers and manufacturing method of surface-treated steel sheet for battery containers
NIPPON STEEL CORP2 citations73
US11352682B2Jun 7, 2022
Surface-treated steel sheet and method for manufacturing surface-treated steel sheet
NIPPON STEEL CORP3 citations73
US12116688B2Oct 15, 2024
Ni-plated steel sheet, and method for manufacturing Ni-plated steel sheet
NIPPON STEEL CORP0 citations62
US12031225B2Jul 9, 2024
Ni diffusion-plated steel sheet and method for manufacturing Ni diffusion-plated steel sheet
NIPPON STEEL CORP0 citations62
US11773503B2Oct 3, 2023
Ni-plated steel sheet and method for manufacturing Ni-plated steel sheet
NIPPON STEEL CORP0 citations62
US11618965B2Apr 4, 2023
Ni-plated steel sheet and method for manufacturing Ni-plated steel sheet
NIPPON STEEL CORP0 citations62
US11965249B2Apr 23, 2024
Surface-treated metal material
NIPPON STEEL CORP1 citations61
US7011895B2Mar 14, 2006
Inorganic-organic composite-treated zinc-plated steel sheet
NIPPON STEEL CORP2 citations61
US6596414B1Jul 22, 2003
Phosphate-treated galvanized steel sheet excellent in corrosion resistance and paintability
NIPPON STEEL CORP5 citations61
US6376092B1Apr 23, 2002
Surface-treated steel sheet and manufacturing method thereof
NIPPON STEEL CORP4 citations61
US11981108B2May 14, 2024
Ni-plated steel sheet and manufacturing method thereof
NIPPON STEEL CORP0 citations60
US6902843B2Jun 7, 2005
Ni-plated steel plate for alkali-manganese dry cell anode can and alkali-manganese dry cell anode can
NIPPON STEEL CORP6 citations56
US11827996B2Nov 28, 2023
Ni diffusion-plated steel sheet and method for manufacturing Ni diffusion-plated steel sheet
NIPPON STEEL CORP0 citations52
US11794449B2Oct 24, 2023
Surface-treated steel sheet and method for manufacturing surface-treated steel sheet
NIPPON STEEL CORP0 citations52
US11084252B2Aug 10, 2021
Surface-treated steel sheet
NIPPON STEEL CORP0 citations52
US6649275B1Nov 18, 2003
Zinc phosphate-treated galvanized steel sheet excellent in corrosion resistance and color tone
NIPPON STEEL CORP1 citations51
US10418601B2Sep 17, 2019
Steel foil for power storage device container, power storage device container, power storage device, and manufacturing method of steel foil for power storage device container
NIPPON STEEL CORP0 citations50
US11078590B2Aug 3, 2021
Plated steel
NIPPON STEEL CORP0 citations45
NIPPON STEEL & SUMITOMO METAL CORP
11 patentsUS10340065B2Jul 2, 2019
Method for manufacturing electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP1 citations62
US9499894B2Nov 22, 2016
Method for producing high-strength hot-dip galvannealed steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations51
US10201953B2Feb 12, 2019
Steel foil and method for manufacturing the same
NIPPON STEEL & SUMITOMO METAL CORP0 citations50
US9997786B2Jun 12, 2018
Steel foil and method for manufacturing the same
NIPPON STEEL & SUMITOMO METAL CORP0 citations50
US10837118B2Nov 17, 2020
Surface treated steel sheet for fuel tank
NIPPON STEEL & SUMITOMO METAL CORP0 citations49
US10189229B2Jan 29, 2019
Surface-treated steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations42
US9334555B2May 10, 2016
Hot dip galvannealed steel sheet and method for producing the same
NIPPON STEEL & SUMITOMO METAL CORP0 citations41
US10205135B2Feb 12, 2019
Steel foil for power storage device container, power storage device container, power storage device, and manufacturing method of steel foil for power storage device container
NIPPON STEEL & SUMITOMO METAL CORP0 citations40
US9725795B2Aug 8, 2017
Galvannealed steel sheet and method of manufacturing the same
NIPPON STEEL & SUMITOMO METAL CORP0 citations40
US10697067B2Jun 30, 2020
Steel sheet for a fuel tank
NIPPON STEEL & SUMITOMO METAL CORP0 citations39
US10688755B2Jun 23, 2020
Steel sheet for a fuel tank
NIPPON STEEL & SUMITOMO METAL CORP0 citations39
ISHIZUKA KIYOKAZU
3 patentsUS8303739B2Nov 6, 2012
Method for producing high-strength hot-dip galvannealed steel sheet
ISHIZUKA KIYOKAZU1 citations59
US9512511B2Dec 6, 2016
Method for hot-dip galvanizing a steel sheet
ISHIZUKA KIYOKAZU0 citations48
US8617324B2Dec 31, 2013
Method for producing high-strength hot-dip galvannealed steel sheet
ISHIZUKA KIYOKAZU0 citations48