Inventor · disambiguated record
Yoshinobu Ohtachi
Also filed as: OHTACHI YOSHINOBU
26 granted patents·3 pending applications·163 citations·filing 1998–2022
94Inventor score
Files withEDWARDS JAPAN LTD15SEIKO INSTR INC4OHTACHI YOSHINOBU3BOC TECHNOLOGIES LTD2BOC EDWARDS JAPAN LTD1
Top patents by PatentIndex Score
29 records- 0179US6575713B2Vaccum pumpSEIKO INSTR INC·Filed 2000·Granted Jun 10, 2003·27 cites·12 claims
- 0278US8690525B2Vacuum pumpOHTACHI YOSHINOBU·Filed 2009·Granted Apr 8, 2014·10 cites·15 claims
- 0370US6806606B2Magnetic bearing device with vibration restraining function, magnetic bearing device with vibration estimating function, and pump device with the magnetic bearing devices mounted theretoBOC TECHNOLOGIES LTD·Filed 2003·Granted Oct 19, 2004·10 cites·48 claims
- 0469US10364814B2Vacuum pumpEDWARDS JAPAN LTD·Filed 2013·Granted Jul 30, 2019·2 cites·10 claims
- 0568USRE41035EMagnetic bearing device with vibration restraining function, magnetic bearing device with vibration estimating function, and pump device with the magnetic bearing devices mounted theretoBOC EDWARDS JAPAN LTD·Filed 2005·Granted Dec 15, 2009·3 cites·48 claims
- 0665US6324134B1Disk recording and reproducing apparatusSEIKO INSTR INC·Filed 1999·Granted Nov 27, 2001·18 cites·17 claims
- 0763US6840736B2Vacuum pumpBOC TECHNOLOGIES LTD·Filed 2002·Granted Jan 11, 2005·13 cites·13 claims
- 0863US6294890B1Robot controllerSEIKO INSTR INC·Filed 1999·Granted Sep 25, 2001·33 cites·4 claims
- 0960US10001126B2Vacuum pumpMIWATA TOORU·Filed 2010·Granted Jun 19, 2018·4 cites·5 claims
- 1060US2018128280A1Rotor and vacuum pump equipped with sameEDWARDS JAPAN LTD·Filed 2017·Application pending·0 cites
- 1157US11384770B2Vacuum pump, and control device of vacuum pumpEDWARDS JAPAN LTD·Filed 2019·Granted Jul 12, 2022·0 cites·2 claims
- 1257US9982682B2Rotor and vacuum pump equipped with sameEDWARDS JAPAN LTD·Filed 2013·Granted May 29, 2018·1 cites·12 claims
- 1356US12392352B2Vacuum exhaust apparatus and vacuum pump used thereinEDWARDS JAPAN LTD·Filed 2020·Granted Aug 19, 2025·0 cites·10 claims
- 1456US12158152B2Vacuum pump and stator component of thread groove pump portion of the vacuum pumpEDWARDS JAPAN LTD·Filed 2020·Granted Dec 3, 2024·0 cites·6 claims
- 1554US12510090B2Vacuum pump, vacuum pump controller, and remote controllerEDWARDS JAPAN LTD·Filed 2022·Granted Dec 30, 2025·0 cites·6 claims
- 1654US11480182B2Vacuum pump, cylindrical portion used in vacuum pump, and base portionEDWARDS JAPAN LTD·Filed 2019·Granted Oct 25, 2022·0 cites·7 claims
- 1754US6298279B1CAD/CAM apparatus and machining apparatus for processing position/force informationSEIKO INSTR INC·Filed 1998·Granted Oct 2, 2001·28 cites·22 claims
- 1853US11946482B2Vacuum pump, rotor, and washerEDWARDS JAPAN LTD·Filed 2020·Granted Apr 2, 2024·0 cites·8 claims
- 1950US10704555B2Stator-side member and vacuum pumpEDWARDS JAPAN LTD·Filed 2013·Granted Jul 7, 2020·0 cites·20 claims
- 2049US11898565B2Vacuum pump and linked-type thread groove spacerEDWARDS JAPAN LTD·Filed 2020·Granted Feb 13, 2024·0 cites·5 claims
- 2149US11889595B2Vacuum pump and heating device thereforEDWARDS JAPAN LTD·Filed 2018·Granted Jan 30, 2024·0 cites·9 claims
- 2249US10480523B2Vacuum pumpEDWARDS JAPAN LTD·Filed 2016·Granted Nov 19, 2019·0 cites·10 claims
- 2346US10578158B2Vacuum pump and abnormality cause estimating method for vacuum pumpEDWARDS JAPAN LTD·Filed 2015·Granted Mar 3, 2020·0 cites·13 claims
- 2445US6253120B1Position and/or force controlling apparatus using sliding mode decoupling controlSEIKO SEIKI KK·Filed 1998·Granted Jun 26, 2001·14 cites·8 claims
- 2543US11466692B2Adaptor and vacuum pumpEDWARDS JAPAN LTD·Filed 2016·Granted Oct 11, 2022·0 cites·11 claims
- 2639US2012141254A1Vacuum pump and member used for vacuum pumpOHTACHI YOSHINOBU·Filed 2010·Application pending·0 cites
- 2739US2004212333A1Motor control system, motor apparatus, vacuum pump, correction current value measuring apparatus, and motor control methodFiled 2004·Application pending·0 cites
- 2838US8403652B2Molecular pump and flange having shock absorbing memberMAEJIMA YASUSHI·Filed 2007·Granted Mar 26, 2013·0 cites·42 claims
- 2936US9790946B2Exhaust pumpOHTACHI YOSHINOBU·Filed 2011·Granted Oct 17, 2017·0 cites·9 claims
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