Inventor · disambiguated record
Katsumi Nakajima
Also filed as: NAKAJIMA KATSUMI
14 granted patents·12 pending applications·101 citations·filing 1990–2016
91Inventor score
Top patents by PatentIndex Score
26 records- 0192US9222155B2Method for manufacturing high strength hot-rolled steel sheet having excellent stretch flangeability and fatigue resistanceNAKAMURA NOBUYUKI·Filed 2011·Granted Dec 29, 2015·8 cites·5 claims
- 0289US5131778ACoupling structure and method of resin moldingsMINOLTA CAMERA KK·Filed 1991·Granted Jul 21, 1992·36 cites·34 claims
- 0386US10301693B2High-strength hot-rolled steel sheet and method for producing the sameJFE STEEL CORP·Filed 2016·Granted May 28, 2019·1 cites·17 claims
- 0486US6743306B2Steel sheet and method for manufacturing the sameNIPPON KOKAN KK·Filed 2002·Granted Jun 1, 2004·17 cites·16 claims
- 0582US7252722B2Steel sheetNIPPON KOKAN KK·Filed 2004·Granted Aug 7, 2007·12 cites·18 claims
- 0681US9212411B2High strength steel sheet and method for manufacturing the sameNAKAGAWA KOICHI·Filed 2010·Granted Dec 15, 2015·2 cites·8 claims
- 0778US10400316B2High strength hot rolled steel sheet having tensile strength of 780 MPa or moreJFE STEEL CORP·Filed 2014·Granted Sep 3, 2019·3 cites·7 claims
- 0876US9200344B2High strength hot rolled steel sheet having excellent bendability and method for manufacturing the sameSAITO HAYATO·Filed 2011·Granted Dec 1, 2015·2 cites·4 claims
- 0975US6416594B1Heat shrink band steel sheet and manufacturing method thereofNIPPON KOKAN KK·Filed 2000·Granted Jul 9, 2002·9 cites·8 claims
- 1069US9068238B2High tensile strength hot rolled steel sheet having excellent formability and method for manufacturing the sameARIGA TAMAKO·Filed 2011·Granted Jun 30, 2015·2 cites·16 claims
- 1166US2016068937A1High-strength hot-rolled steel sheet and method for producing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1265US7559997B2High-strength cold rolled steel sheet and process for producing the sameJFE STEEL CORP·Filed 2003·Granted Jul 14, 2009·6 cites·18 claims
- 1356US10138536B2High-strength hot-rolled steel sheet and method for producing sameJFE STEEL CORP·Filed 2012·Granted Nov 27, 2018·0 cites·16 claims
- 1453US2015368738A1High-strength hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1553US2015368739A1High-strength hot-rolled steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1653US2016076124A1High strength hot rolled steel sheet and method for manufacturing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1751US2016060723A1High strength hot-rolled steel sheet and method of producing the sameJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1851US2015368741A1High-strength hot-rolled steel sheet and method for manufacturing the same (as amended)JFE STEEL CORP·Filed 2014·Application pending·0 cites
- 1949US10301698B2Hot-rolled steel sheet for generator rim and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Granted May 28, 2019·0 cites·3 claims
- 2043US2013276940A1High strength hot rolled steel sheet having excellent fatigue resistance and method for manufacturing the sameNAKAJIMA KATSUMI·Filed 2011·Application pending·0 cites
- 2142US2014007993A1High strength hot rolled steel sheet having excellent blanking workability and method for manufacturing the sameNAKAJIMA KATSUMI·Filed 2011·Application pending·0 cites
- 2240US2013160904A1High strength hot rolled steel sheet having excellent toughness and method for manufacturing the sameSAITO HAYATO·Filed 2011·Application pending·0 cites
- 2337US2013186523A1High tensile strength galvanized steel sheet having excellent formability and method for manufacturing the sameARIGA TAMAKO·Filed 2011·Application pending·0 cites
- 2436US5194999AVideo recording and playback apparatus with automatic normal and preprogrammed mode data entry selectionMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Mar 16, 1993·3 cites·14 claims
- 2536US2013206289A1High-strength hot-rolled steel sheet having excellent formability and method for manufacturing the sameNAKAJIMA KATSUMI·Filed 2011·Application pending·0 cites
- 2634US2013087252A1High-strength hot-rolled steel sheet having excellent formability and method for manufacturing the sameARIGA TAMAKO·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Katsumi Nakajima files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →