Inventor · disambiguated record
Toshimitsu Kohara
Also filed as: KOHARA TOSHIMITSU
13 granted patents·1 pending application·158 citations·filing 1999–2011
92Inventor score
Top patents by PatentIndex Score
14 records- 0192US7169485B2Multilayer coating excellent in wear resistance and heat resistanceKOBE STEEL LTD·Filed 2005·Granted Jan 30, 2007·28 cites·14 claims
- 0285US7241492B2Multilayered film having excellent wear resistance, heat resistance and adhesion to substrate and method for producing the sameKOBE STEEL LTD·Filed 2004·Granted Jul 10, 2007·27 cites·15 claims
- 0384US6716540B2Multilayer film formed bodyKOBE STEEL LTD·Filed 2002·Granted Apr 6, 2004·28 cites·19 claims
- 0481US8323807B2Process for producing alumina coating composed mainly of α-type crystal structureKOHARA TOSHIMITSU·Filed 2009·Granted Dec 4, 2012·5 cites·5 claims
- 0580US7531212B2Process for producing an alumina coating comprised mainly of α crystal structureKOBE STEEL LTD·Filed 2003·Granted May 12, 2009·18 cites·30 claims
- 0677US6156170AMagnetron sputtering apparatusKOBE STEEL LTD·Filed 1999·Granted Dec 5, 2000·30 cites·15 claims
- 0772US8309236B2Protective alumina film and production method thereofTAMAGAKI HIROSHI·Filed 2011·Granted Nov 13, 2012·3 cites·8 claims
- 0863US7955722B2Protective alumina film and production method thereofKOBE STEEL LTD·Filed 2004·Granted Jun 7, 2011·8 cites·7 claims
- 0963US7776393B2Methods of producing an alumina film mainly in alpha crystal structure and the multilayer film thereofKOBE STEEL LTD·Filed 2004·Granted Aug 17, 2010·5 cites·18 claims
- 1057US6749730B2Sputter deviceKOBE STEEL LTD·Filed 2002·Granted Jun 15, 2004·3 cites·6 claims
- 1150US2006219325A1Method for producing alpha-alumina layer-formed member and surface treatmentKOBE STEEL LTD·Filed 2006·Application pending·0 cites
- 1249US9260776B2Method of producing α crystal structure-based alumina filmsKOHARA TOSHIMITSU·Filed 2011·Granted Feb 16, 2016·0 cites·11 claims
- 1349US8163140B2Reactive sputtering method and deviceIKARI YOSHIMITSU·Filed 2003·Granted Apr 24, 2012·3 cites·8 claims
- 1447US7967957B2Method for preparing alumna coating film having alpha-type crystal structure as primary structureKOBE STEEL LTD·Filed 2003·Granted Jun 28, 2011·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Toshimitsu Kohara 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 →