Inventor
TOKUDA KOJI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “TOKUDA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOBE STEEL LTD
13 patentsUS6149709ANov 21, 2000
Method of making iron and steel
KOBE STEEL LTD98 citations98
US6210462B1Apr 3, 2001
Method and apparatus for making metallic iron
KOBE STEEL LTD39 citations92
US6284018B1Sep 4, 2001
Method of making iron and steel
KOBE STEEL LTD15 citations84
US6689182B2Feb 10, 2004
Method and device for producing molten iron
KOBE STEEL LTD12 citations68
US8377169B2Feb 19, 2013
Method and apparatus for manufacturing granular metallic iron
KOBE STEEL LTD3 citations63
US7462219B2Dec 9, 2008
Production method of metal iron
KOBE STEEL LTD2 citations63
US8012236B2Sep 6, 2011
Method and apparatus for producing reduced metal
KOBE STEEL LTD5 citations62
US7160353B2Jan 9, 2007
Process for producing molten iron
KOBE STEEL LTD3 citations62
US11549155B2Jan 10, 2023
Reduced iron production method and production apparatus
KOBE STEEL LTD0 citations51
US11428468B2Aug 30, 2022
Rotary hearth furnace, and method for producing reduced iron using rotary hearth furnace
KOBE STEEL LTD0 citations51
US8034283B2Oct 11, 2011
Rotary hearth furnace and method of operating the same
KOBE STEEL LTD1 citations51
US12281365B2Apr 22, 2025
Method for producing molten steel
KOBE STEEL LTD0 citations50
US12276002B2Apr 15, 2025
Molten steel production method
KOBE STEEL LTD0 citations50
MIDREX INT BV ZUERICH
5 patentsUS6630010B2Oct 7, 2003
Method of producing metallic iron
MIDREX INT BV ZUERICH66 citations95
US6592649B2Jul 15, 2003
Method of producing iron nuggets
MIDREX INT BV ZUERICH49 citations92
US6569223B2May 27, 2003
Method of manufacturing molten metal iron
MIDREX INT BV ZUERICH38 citations92
US7806959B2Oct 5, 2010
Metallic iron nuggets
MIDREX INT BV ZUERICH2 citations62
US7674316B2Mar 9, 2010
Method for producing metallic iron
MIDREX INT BV ZUERICH1 citations51