Inventor · disambiguated record
Tohru Oikawa
Also filed as: OIKAWA TOHRU
29 granted patents·6 pending applications·97 citations·filing 2004–2025
95Inventor score
Top patents by PatentIndex Score
35 records- 0198US10490731B2Spin current magnetization rotational element, magnetoresistance effect element and magnetic memoryTDK CORP·Filed 2016·Granted Nov 26, 2019·20 cites·22 claims
- 0296US10193061B2Spin-orbit torque magnetization rotational elementTDK CORP·Filed 2017·Granted Jan 29, 2019·7 cites·22 claims
- 0394US10418545B2Spin current magnetization reversal element, element assembly, and method for producing spin current magnetization reversal elementTDK CORP·Filed 2017·Granted Sep 17, 2019·9 cites·6 claims
- 0493US10497417B2Spin current assisted magnetoresistance effect deviceTDK CORP·Filed 2017·Granted Dec 3, 2019·4 cites·18 claims
- 0589US8502332B2Magnetic sensor and magnetic headSASAKI TOMOYUKI·Filed 2011·Granted Aug 6, 2013·10 cites·17 claims
- 0687US8488282B2Magnetic sensor, magnetic detector, and magnetic headSASAKI TOMOYUKI·Filed 2011·Granted Jul 16, 2013·9 cites·11 claims
- 0784US10892401B2Spin current magnetization rotational element, magnetoresistance effect element and magnetic memoryTDK CORP·Filed 2019·Granted Jan 12, 2021·1 cites·10 claims
- 0884US8861136B2Spin conduction element and magnetic sensor and magnetic head using spin conductionTDK CORP·Filed 2013·Granted Oct 14, 2014·7 cites·13 claims
- 0980US8872514B2Magnetic sensor, magnetic detector, and magnetic headSASAKI TOMOYUKI·Filed 2011·Granted Oct 28, 2014·4 cites·21 claims
- 1079US11211548B2Spin current magnetization reversal element, element assembly, and method for producing spin current magnetization reversal elementTDK CORP·Filed 2019·Granted Dec 28, 2021·1 cites·10 claims
- 1173US9348004B2Magnetic sensor, magnetic head, and biomagnetic sensorTDK CORP·Filed 2014·Granted May 24, 2016·2 cites·5 claims
- 1272US9728713B2Magnetoresistive element, spin MOSFET, magnetic sensor, and magnetic headTDK CORP·Filed 2014·Granted Aug 8, 2017·2 cites·13 claims
- 1371US12262644B2Spin current magnetization reversal element, element assembly, and method for producing spin current magnetization reversal elementTDK CORP·Filed 2021·Granted Mar 25, 2025·0 cites·11 claims
- 1469US8269294B2Spin transport deviceSASAKI TOMOYUKI·Filed 2010·Granted Sep 18, 2012·3 cites·14 claims
- 1568US2025204271A1Spin current magnetization reversal element, element assembly, and method for producing spin current magnetization reversal elementTDK CORP·Filed 2025·Application pending·0 cites
- 1666US9401419B2Spin transport deviceSASAKI TOMOYUKI·Filed 2012·Granted Jul 26, 2016·2 cites·5 claims
- 1765US8426929B2Spin transport type magnetic sensorSASAKI TOMOYUKI·Filed 2012·Granted Apr 23, 2013·1 cites·11 claims
- 1864US8324672B2Spin transport deviceSASAKI TOMOYUKI·Filed 2010·Granted Dec 4, 2012·1 cites·8 claims
- 1963US7826254B2Magnetic storage device and method for producing the sameTDK CORP·Filed 2007·Granted Nov 2, 2010·5 cites·14 claims
- 2062US8492809B2Spin injection electrode structure, spin transport element, and spin transport deviceSASAKI TOMOYUKI·Filed 2011·Granted Jul 23, 2013·2 cites·11 claims
- 2160US8481337B2Manufacturing method of silicon spin transport device and silicon spin transport deviceSASAKI TOMOYUKI·Filed 2010·Granted Jul 9, 2013·1 cites·12 claims
- 2254US10593867B2Spin current magnetization rotational element, method of manufacturing the same, magnetoresistance effect element, and magnetic memoryTDK CORP·Filed 2017·Granted Mar 17, 2020·0 cites·14 claims
- 2352US7697323B2Magnetic storage deviceTDK CORP·Filed 2007·Granted Apr 13, 2010·2 cites·11 claims
- 2452US7649766B2Magnetic storage deviceTDK CORP·Filed 2007·Granted Jan 19, 2010·2 cites·7 claims
- 2550US7471551B2Magnetic memoryTDK CORP·Filed 2007·Granted Dec 30, 2008·2 cites·4 claims
- 2649US11107615B2Magnetization rotational element, magnetoresistance effect element, and memory deviceTDK CORP·Filed 2018·Granted Aug 31, 2021·0 cites·10 claims
- 2749US10636466B2Spin current assisted magnetoresistance effect deviceTDK CORP·Filed 2019·Granted Apr 28, 2020·0 cites·20 claims
- 2849US9825155B2Magnetoresistive element and spin-transport elementTDK CORP·Filed 2014·Granted Nov 21, 2017·0 cites·9 claims
- 2948US9110124B2Magnetic sensor and magnetic detection apparatusSASAKI TOMOYUKI·Filed 2011·Granted Aug 18, 2015·0 cites·13 claims
- 3048US2012241883A1Spin transport device and magnetic headSASAKI TOMOYUKI·Filed 2012·Application pending·0 cites
- 3143US2020082964A1Composite magnetic body, substrate including composite magnetic body, and high-frequency electronic component including sameTDK CORP·Filed 2018·Application pending·0 cites
- 3240US2015001601A1Spin injection electrode structure and spin transport element having the sameTDK CORP·Filed 2013·Application pending·0 cites
- 3339US2004184756A1Method of manufacturing optical waveguide and the optical waveguideTDK CORP·Filed 2004·Application pending·0 cites
- 3438US11495735B2Spin-current magnetization rotational element and element assemblyTDK CORP·Filed 2017·Granted Nov 8, 2022·0 cites·17 claims
- 3538US2012228683A1Spin device, and magnetic sensor and spin fet using the sameOIKAWA TOHRU·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tohru Oikawa 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 →