Inventor · disambiguated record
Tamotsu Nagai
Also filed as: NAGAI TAMOTSU
6 granted patents·3 pending applications·23 citations·filing 1979–2016
78Inventor score
Files withOSG CORP3AOKI WATARU1KAWASAKI STEEL CO1MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1NAGAI TAMOTSU1
Top patents by PatentIndex Score
9 records- 0168US7320566B2Cutting tool including detachable cutter headOSG CORP·Filed 2006·Granted Jan 22, 2008·6 cites·8 claims
- 0262US7237992B2Process of machining scroll member by using non-rotary cutting toolOSG CORP·Filed 2005·Granted Jul 3, 2007·3 cites·2 claims
- 0361US7293945B2Non-rotary cutting tool and process of machining scroll member by using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Nov 13, 2007·4 cites·8 claims
- 0449US8257144B2Neck portion grinding apparatus and grinding device employed in the neck portion grinding apparatusAOKI WATARU·Filed 2005·Granted Sep 4, 2012·2 cites·5 claims
- 0548US10814408B2Replaceable-tip cutting tool main body and replaceable-tip cutting toolOSG CORP·Filed 2016·Granted Oct 27, 2020·0 cites·4 claims
- 0648US2004221696A1Non-rotary cutting tool and process of machining scroll member by using the sameFiled 2004·Application pending·0 cites
- 0739US2013022415A1Cutting toolOSAWA JIRO·Filed 2010·Application pending·0 cites
- 0838US4248625AMethod of operating a blast furnaceKAWASAKI STEEL CO·Filed 1979·Granted Feb 3, 1981·8 cites·5 claims
- 0934US2007172321A1Ball endmillNAGAI TAMOTSU·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →