Inventor · disambiguated record
Kenichiro Hirao
Also filed as: HIRAO KENICHIRO
6 granted patents·28 citations·filing 2009–2019
79Inventor score
Files withFUJI HOLLOW VALVE INC2FUJIMURA NORITAKA1MITSUBISHI HEAVY IND MACHINE TOOL CO LTD1MORII HIROKAZU1YAMASHITA TSUGUMARU1
Top patents by PatentIndex Score
6 records- 0190US9427795B2Method for producing a hollow engine valveMITSUBISHI HEAVY IND MACHINE TOOL CO LTD·Filed 2013·Granted Aug 30, 2016·8 cites·6 claims
- 0286US10526933B2Hollow engine valve and manufacturing method thereforFUJI HOLLOW VALVE INC·Filed 2015·Granted Jan 7, 2020·4 cites·3 claims
- 0379US9302317B2Method for manufacturing hollow engine valveMORII HIROKAZU·Filed 2012·Granted Apr 5, 2016·5 cites·10 claims
- 0469US8561290B2Work line module and work facilityYAMASHITA TSUGUMARU·Filed 2009·Granted Oct 22, 2013·6 cites·7 claims
- 0564US8827608B2Tool tight-contact-state detector for machine toolFUJIMURA NORITAKA·Filed 2009·Granted Sep 9, 2014·5 cites·7 claims
- 0660US11215091B2Hollow engine valve and manufacturing method thereforFUJI HOLLOW VALVE INC·Filed 2019·Granted Jan 4, 2022·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →