Inventor · disambiguated record
Tomohiro Okada
Also filed as: OKADA TOMOHIRO
61 granted patents·16 pending applications·826 citations·filing 1996–2023
99Inventor score
Files withOMRON TATEISI ELECTRONICS CO15HITACHI LTD14HITACHI GLOBAL STORAGE TECH12LINE PAY CORP5NIPPON TELEGRAPH & TELEPHONE5
Top patents by PatentIndex Score
77 records- 0197US6710973B2Single pole type recording head including tapered edgesHITACHI LTD·Filed 2001·Granted Mar 23, 2004·113 cites·13 claims
- 0296US7133252B2Single pole type recording head with trailing side tapered edgesHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Nov 7, 2006·51 cites·11 claims
- 0396US6995949B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2005·Granted Feb 7, 2006·32 cites·6 claims
- 0496US6813116B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2002·Granted Nov 2, 2004·56 cites·12 claims
- 0595US6891697B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2004·Granted May 10, 2005·41 cites·4 claims
- 0694US8351162B2Magnetic head with electro lapping guideHGST Netherlands BV·Filed 2005·Granted Jan 8, 2013·18 cites·8 claims
- 0794US7715152B2Magnetic recording head for perpendicular recording, fabrication process, and magnetic disk storage apparatus mounting the magnetic headHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted May 11, 2010·44 cites·16 claims
- 0894US7006326B2Single pole type recording head with tapered edgesHITACHI LTD·Filed 2004·Granted Feb 28, 2006·54 cites·12 claims
- 0993US9390733B2Microwave-assisted magnetic recording (MAMR) head with an inclined and recessed main pole structureHGST Netherlands BV·Filed 2013·Granted Jul 12, 2016·19 cites·14 claims
- 1090US6785097B2Thin film magnetic recording head, method of fabricating the thin film magnetic recording head and magnetic disk driveHITACHI LTD·Filed 2002·Granted Aug 31, 2004·25 cites·7 claims
- 1190US6034847AApparatus and thin film magnetic head with magnetic membrane layers of different resistivityHITACHI LTD·Filed 1997·Granted Mar 7, 2000·64 cites·10 claims
- 1289US6530141B2Method of forming thin film magnetic recording head with narrow track width performing high density recording at high driving frequencyHITACHI LTD·Filed 2001·Granted Mar 11, 2003·24 cites·12 claims
- 1387USD894983STransportation robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Sep 1, 2020·26 cites·1 claims
- 1487US8842387B1Microwave-assisted magnetic recording (MAMR) head with highly resistive magnetic materialHGST Netherlands BV·Filed 2013·Granted Sep 23, 2014·14 cites·20 claims
- 1586US6809908B1Light induction type thin film magnetic headHITACHI LTD·Filed 2000·Granted Oct 26, 2004·21 cites·24 claims
- 1682US7755864B2Magnetic recording head for perpendicular recording, fabrication process, and magnetic disk storage apparatus mounting the magnetic recording headHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 13, 2010·5 cites·9 claims
- 1781US8643972B2Magnetic storage apparatus, head drive controller, and head drive control methodSHIROISHI YOSHIHIRO·Filed 2012·Granted Feb 4, 2014·8 cites·24 claims
- 1881US8203803B2Magnetic recording head for perpendicular recording with wrap around shield, the fabrication process and magnetic disk storage apparatus mounting the magnetic headETOH KIMITOSHI·Filed 2005·Granted Jun 19, 2012·5 cites·18 claims
- 1981US6091582AThin film magnetic recording head with very narrow track width performing high density recording at high driving frequencyHITACHI LTD·Filed 1998·Granted Jul 18, 2000·31 cites·14 claims
- 2079US8270260B2Optically assisted magnetic recording head having a waveguide core with a plate-shaped portion protruding from an air bearing surface side of the coreOKADA TOMOHIRO·Filed 2009·Granted Sep 18, 2012·4 cites·12 claims
- 2179US6741421B2Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the headHITACHI LTD·Filed 2002·Granted May 25, 2004·18 cites·10 claims
- 2277USD895709STransportation robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Sep 8, 2020·15 cites·1 claims
- 2377US7475470B2Method for manufacturing a magnetic head for perpendicular recordingHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jan 13, 2009·9 cites·3 claims
- 2476US7656611B2Laminated high moment magnetic films antiferromagnetic coupling as write pole of perpendicular magnetic recording headHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Feb 2, 2010·11 cites·23 claims
- 2574US7895732B2Method for manufacturing a perpendicular magnetic recording headHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Mar 1, 2011·2 cites·10 claims
- 2674US7382576B2Thin film magnetic head and magnetic disk apparatus including the sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 3, 2008·5 cites·8 claims
- 2772US8270111B2Perpendicular magnetic recording headOKADA TOMOHIRO·Filed 2006·Granted Sep 18, 2012·2 cites·21 claims
- 2872US8137571B2Method for manufacturing perpendicular magnetic recording headOKADA TOMOHIRO·Filed 2009·Granted Mar 20, 2012·2 cites·17 claims
- 2970US8351154B2Perpendicular recording magnetic head with a varying interval between the main pole and the shield, and methods of manufacturing thereofHITACHI GLOBAL STORAGE TECH NL·Filed 2009·Granted Jan 8, 2013·1 cites·22 claims
- 3069US6491832B2Method for processing specimensHITACHI LTD·Filed 2000·Granted Dec 10, 2002·12 cites·4 claims
- 3168US7882617B2Method of fabricating a magnetic recording head for perpendicular recording with enhanced covering powerHITACHI GLOBAL STORAGE TECH NL·Filed 2005·Granted Feb 8, 2011·1 cites·11 claims
- 3268US7542244B2Magnetic head to prevent undesired data erasure and magnetic disk storage having the sameHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jun 2, 2009·1 cites·13 claims
- 3367US11789600B2Display control method, recording medium storing program, terminalLINE CORP·Filed 2021·Granted Oct 17, 2023·0 cites·13 claims
- 3467USD892681SAutomobileMITSUBISHI MOTORS CORP·Filed 2019·Granted Aug 11, 2020·10 cites·1 claims
- 3564US5777702ALiquid crystal display device and method of fabricating the same by patterning semiconductor, insulator, and gatelines with single maskHITACHI LTD·Filed 1996·Granted Jul 7, 1998·32 cites·2 claims
- 3662US8786986B2Head-slider including thin-film magnetic-recording head having reduced thermal protrusionFUJITA SHIGEO·Filed 2009·Granted Jul 22, 2014·1 cites·6 claims
- 3762US6483663B2Thin film magnetic head and magnetic disk apparatus including the sameHITACHI LTD·Filed 1999·Granted Nov 19, 2002·14 cites·6 claims
- 3862US2022284410A1Display method, medium, and terminalLINE PAY CORP·Filed 2022·Application pending·0 cites
- 3961US6877212B2Manufacturing method of a thin film magnetic headHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Apr 12, 2005·6 cites·4 claims
- 4060US7422387B2Stick-type cosmetic paint containerKOSE CORP·Filed 2003·Granted Sep 9, 2008·8 cites·10 claims
- 4160US2023109243A1Aqueous resin composition, aqueous paint, and coated articleDAINIPPON INK & CHEMICALS·Filed 2021·Application pending·0 cites
- 4256US12296472B2Mobile manipulatorOMRON TATEISI ELECTRONICS CO·Filed 2021·Granted May 13, 2025·0 cites·16 claims
- 4356USD892685SAutomobileMITSUBISHI MOTORS CORP·Filed 2019·Granted Aug 11, 2020·6 cites·1 claims
- 4455US11182061B2Display control method, recording medium storing program, terminalLINE CORP·Filed 2018·Granted Nov 23, 2021·0 cites·20 claims
- 4554US7068467B2Thin film magnetic head and magnetic disk apparatus including the sameHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jun 27, 2006·3 cites·25 claims
- 4652US2009073608A1Perpendicular magnetic recording headOOKAWA NORIHIRO·Filed 2008·Application pending·0 cites
- 4751US2023381967A1Self-traveling transport device, control method for self-traveling transport device, and non-transitory computer-readable mediumOMRON TATEISI ELECTRONICS CO·Filed 2021·Application pending·0 cites
- 4850USD895707STransportation robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Sep 8, 2020·4 cites·1 claims
- 4950USD894986STransportation robotOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Sep 1, 2020·4 cites·1 claims
- 5049US2019236568A1Display method, medium, and terminalLINE PAY CORP·Filed 2019·Application pending·0 cites
Showing the top 50 of 77 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →