Inventor · disambiguated record
Tatsuo Nakahata
Also filed as: NAKAHATA TATSUO
39 granted patents·4 pending applications·73 citations·filing 2008–2023
96Inventor score
Top patents by PatentIndex Score
43 records- 0188US11440110B2Machining apparatus and machining methodSUBARU CORP·Filed 2019·Granted Sep 13, 2022·4 cites·21 claims
- 0288US8734067B2DrillSAITO MANABU·Filed 2010·Granted May 27, 2014·11 cites·4 claims
- 0386US11338446B2Machining robot and machining methodSUBARU CORP·Filed 2017·Granted May 24, 2022·4 cites·19 claims
- 0485US11938553B2Hole finishing tool and method of producing hole finished productSUBARU CORP·Filed 2021·Granted Mar 26, 2024·1 cites·23 claims
- 0585US9409239B2Drill bitHIGASHIWAKI HIROFUMI·Filed 2012·Granted Aug 9, 2016·10 cites·20 claims
- 0684US11383338B2Tool driving device, tool feeding mechanism for tool rotating unit and hole processing methodSUBARU CORP·Filed 2020·Granted Jul 12, 2022·1 cites·22 claims
- 0781US11992909B2Attachment for machining apparatusSUBARU CORP·Filed 2019·Granted May 28, 2024·1 cites·25 claims
- 0878US11300526B2Positioning device, hole inspection device, positioning method and hole inspection methodSUBARU CORP·Filed 2020·Granted Apr 12, 2022·1 cites·18 claims
- 0976US11213899B2Drill, drilling unit, and drilling methodSUBARU CORP·Filed 2018·Granted Jan 4, 2022·1 cites·22 claims
- 1076US9827617B2Drill and method of manufacturing drillFUJI HEAVY IND LTD·Filed 2015·Granted Nov 28, 2017·3 cites·17 claims
- 1176US9517513B2Drill driving apparatus and drill driving methodFUJI HEAVY IND LTD·Filed 2013·Granted Dec 13, 2016·4 cites·14 claims
- 1274US8876442B2Rotary cutterSAITO MANABU·Filed 2010·Granted Nov 4, 2014·4 cites·10 claims
- 1372US12202054B2Tool driving device and method of producing drilled productSUBARU CORP·Filed 2023·Granted Jan 21, 2025·0 cites·11 claims
- 1472US8479613B2Fastening toolSAITO MANABU·Filed 2011·Granted Jul 9, 2013·5 cites·6 claims
- 1569US9656328B2Cutting toolSAITO MANABU·Filed 2012·Granted May 23, 2017·3 cites·23 claims
- 1669US9539687B2Tool holder for chip suction device and machine tool including the sameDMG MORI SEIKI CO LTD·Filed 2013·Granted Jan 10, 2017·2 cites·8 claims
- 1768US9180531B2Drill and drilling method for workpieceNAKAHATA TATSUO·Filed 2008·Granted Nov 10, 2015·5 cites·16 claims
- 1868US2024075538A1Collet bush and tool driving deviceSUBARU CORP·Filed 2023·Application pending·0 cites
- 1967US9776453B2Tightening device and tightening methodTONE CO LTD·Filed 2014·Granted Oct 3, 2017·3 cites·8 claims
- 2067US9168593B2DrillSAITO MANABU·Filed 2009·Granted Oct 27, 2015·5 cites·17 claims
- 2167US8832951B2Separation distance derivation system and thickness gaugeFUJI HEAVY IND LTD·Filed 2013·Granted Sep 16, 2014·2 cites·5 claims
- 2267US2024075536A1Tool driving device and method of producing hole processed productSUBARU CORP·Filed 2023·Application pending·0 cites
- 2367US2024075537A1Tool driving device and method of producing machined productSUBARU CORP·Filed 2023·Application pending·0 cites
- 2464US12090559B2Tool driving device and method of producing drilled productSUBARU CORP·Filed 2022·Granted Sep 17, 2024·0 cites·19 claims
- 2563US11969803B2Drill and method of producing drilled productSUBARU CORP·Filed 2022·Granted Apr 30, 2024·0 cites·23 claims
- 2663US11598624B2Feeding device of hole inspection deviceSUBARU CORP·Filed 2021·Granted Mar 7, 2023·0 cites·20 claims
- 2763US11400524B2Drill and method of producing drilled productSUBARU CORP·Filed 2020·Granted Aug 2, 2022·0 cites·22 claims
- 2862US12202057B2Drill and method of producing drilled productSUBARU CORP·Filed 2021·Granted Jan 21, 2025·0 cites·17 claims
- 2959US11524346B2Rotary cutting tool, rotary cutting unit, and rotary cutting methodSUBARU CORP·Filed 2020·Granted Dec 13, 2022·0 cites·25 claims
- 3059US9645026B2Tightening deviceTONE CO LTD·Filed 2014·Granted May 9, 2017·2 cites·3 claims
- 3158US11370038B2Drill, drilling unit, and drilling methodSUBARU CORP·Filed 2019·Granted Jun 28, 2022·0 cites·20 claims
- 3258US9009937B2Sleeve removal tool and sleeve removal methodSAITO MANABU·Filed 2011·Granted Apr 21, 2015·1 cites·3 claims
- 3357US9981322B2Drill and drilling method for workpieceFUJI HEAVY IND LTD·Filed 2015·Granted May 29, 2018·0 cites·10 claims
- 3454US9527181B2Attachment for dust collection for cutting machining, dust collecting duct for machine tools, tool holder for machine tools, and machine toolMORI SEIKI SEISAKUSHO KK·Filed 2013·Granted Dec 27, 2016·0 cites·14 claims
- 3553US10144112B2Blast treatment device and blast treatment methodFUJI HEAVY IND LTD·Filed 2015·Granted Dec 4, 2018·0 cites·23 claims
- 3653US9597773B2Blast treatment device and blast treatment methodFUJI HEAVY IND LTD·Filed 2015·Granted Mar 21, 2017·0 cites·13 claims
- 3751US9839988B2Blast processing device and blast processing methodFUJI HEAVY IND LTD·Filed 2014·Granted Dec 12, 2017·0 cites·18 claims
- 3850US10099345B2Blast treatment device and blast treatment methodFUJI HEAVY IND LTD·Filed 2015·Granted Oct 16, 2018·0 cites·15 claims
- 3948US10252386B2Tool driving device, tool driving method, and tool feeding mechanism for tool driving deviceFUJI HEAVY IND LTD·Filed 2013·Granted Apr 9, 2019·0 cites·19 claims
- 4047US9555482B2Air control device and air control methodFUJI HEAVY IND LTD·Filed 2013·Granted Jan 31, 2017·0 cites·14 claims
- 4146US9669472B2Drilling apparatus and drilling methodFUJI HEAVY IND LTD·Filed 2014·Granted Jun 6, 2017·0 cites·16 claims
- 4244US10118275B2Blast treatment device and blast treatment methodFUJI HEAVY IND LTD·Filed 2015·Granted Nov 6, 2018·0 cites·19 claims
- 4340US2012141218A1Hand drillSAITO MANABU·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →