Inventor · disambiguated record
Manabu Oumi
Also filed as: OUMI MANABU
85 granted patents·2 pending applications·518 citations·filing 1999–2016
99Inventor score
Top patents by PatentIndex Score
87 records- 0195US6724718B1Near field optical head and method for manufacturing thereofSEIKO INSTR INC·Filed 2000·Granted Apr 20, 2004·63 cites·42 claims
- 0293US9995642B2Cantilever pressure sensor with division portions for dividing lever resistance and having piezoresistor elementUNIV TOKYO·Filed 2015·Granted Jun 12, 2018·8 cites·11 claims
- 0392US7599277B1Near-field optical head having tapered hole for guiding light beamSEIKO INSTR INC·Filed 1999·Granted Oct 6, 2009·59 cites·5 claims
- 0487US8411391B2Head gimbal assemblyHIRATA MASAKAZU·Filed 2009·Granted Apr 2, 2013·8 cites·20 claims
- 0587US8050170B2Near field optical head and information recording and reproducing deviceSEIKO INSTR INC·Filed 2008·Granted Nov 1, 2011·8 cites·10 claims
- 0686US6631227B2Information recording and reproducing apparatusSEIKO INSTR INC·Filed 2001·Granted Oct 7, 2003·21 cites·27 claims
- 0784US8320228B2Near-field optical head having tapered hole for guiding light beamKATO KENJI·Filed 2009·Granted Nov 27, 2012·4 cites·16 claims
- 0884US7630287B2Near field optical head and optical recording deviceSEIKO INSTR INC·Filed 2006·Granted Dec 8, 2009·4 cites·18 claims
- 0984US6567373B1Optical headSEIKO INSTR INC·Filed 2000·Granted May 20, 2003·19 cites·24 claims
- 1083US7032427B2Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatusSEIKO INSTR INC·Filed 2001·Granted Apr 25, 2006·29 cites·16 claims
- 1181US7952272B2Electroluminescence element having metal particles dispersed in light scattering layerSEIKO INSTR INC·Filed 2006·Granted May 31, 2011·6 cites·36 claims
- 1280US8537646B2Thermally-assisted magnetic recording head having photoelectric wiring lines integrally formed on waveguideHIRATA MASAKAZU·Filed 2009·Granted Sep 17, 2013·4 cites·12 claims
- 1380US6473384B1Near field optical head having flexible structureSEIKO INSTR INC·Filed 2000·Granted Oct 29, 2002·14 cites·23 claims
- 1479US9551621B2Pressure sensor having cantilever and displacement measurement unitSEIKO INSTR INC·Filed 2013·Granted Jan 24, 2017·6 cites·6 claims
- 1578US9247374B2Terminal device, communication system and method of activating terminal deviceTOMIMATSU YUTAKA·Filed 2012·Granted Jan 26, 2016·6 cites·22 claims
- 1678US7240541B2Optical microcantilever, manufacturing method thereof, and optical microcantilever holderSEIKO INSTR INC·Filed 2006·Granted Jul 10, 2007·4 cites·15 claims
- 1777US8542559B2Thermally-assisted magnetic recording head having photoelectric wiring lines integrally formed on waveguideHIRATA MASAKAZU·Filed 2009·Granted Sep 24, 2013·3 cites·11 claims
- 1877US8467276B2Thermally-assisted magnetic recording head having photoelectric wiring lines integrally formed on waveguideHIRATA MASAKAZU·Filed 2009·Granted Jun 18, 2013·3 cites·21 claims
- 1977US8351306B2Near field optical head and information recording and reproducing deviceSEIKO INSTR INC·Filed 2008·Granted Jan 8, 2013·3 cites·8 claims
- 2077US7966630B2Head gimbal mechanism and information recording/reproducing apparatusSEIKO INSTR INC·Filed 2007·Granted Jun 21, 2011·3 cites·6 claims
- 2176US8184506B2Near-field optical head with inclined magnetic poles and information recording/reproducing deviceHIRATA MASAKAZU·Filed 2008·Granted May 22, 2012·3 cites·19 claims
- 2276US6834537B1Optical microcantileverSEIKO INSTR INC·Filed 2000·Granted Dec 28, 2004·16 cites·22 claims
- 2375US9769755B2Terminal device, communication system and method of activating terminal deviceUCHIYAMA TAKESHI·Filed 2012·Granted Sep 19, 2017·4 cites·20 claims
- 2475US6466537B1Recording apparatusSEIKO INSTR INC·Filed 1999·Granted Oct 15, 2002·17 cites·12 claims
- 2574US7301888B2Recording apparatusSEIKO INSTR INC·Filed 2006·Granted Nov 27, 2007·1 cites·12 claims
- 2674US6785201B2Optical information recording and reading apparatusSEIKO INSTR INC·Filed 2002·Granted Aug 31, 2004·11 cites·9 claims
- 2772US8323518B2Fabrication method and fabrication apparatus of head using near field lightHIRATA MASAKAZU·Filed 2007·Granted Dec 4, 2012·2 cites·10 claims
- 2872US8270259B2Near-field optical head including waveguide having polyhedron coreHIRATA MASAKAZU·Filed 2007·Granted Sep 18, 2012·2 cites·11 claims
- 2972US6738338B1Near-field optical head, method of fabricating same, and optical drive using sameSEIKO INSTR INC·Filed 2000·Granted May 18, 2004·17 cites·27 claims
- 3071US10094724B2Pressure sensorSEIKO INSTR INC·Filed 2015·Granted Oct 9, 2018·2 cites·9 claims
- 3171US6768095B2Near-field optical probe having cantilever and probe formed of transparent material, method for manufacturing near-field optical probe, and optical apparatus having near-field optical probeSEIKO INSTR R & D CT INC·Filed 2000·Granted Jul 27, 2004·19 cites·11 claims
- 3270US8787127B2Near-field light generating element, method of manufacturing near-field light generating element, near-field light head, method of manufacturing near-field light head, and information recording and playback deviceHIRATA MASAKAZU·Filed 2011·Granted Jul 22, 2014·2 cites·19 claims
- 3370US8755255B2Near-field light generating element, method of manufacturing near-field light generating element, near-field light head, method of manufacturing near-field light head, and information recording and playback deviceHIRATA MASAKAZU·Filed 2011·Granted Jun 17, 2014·2 cites·10 claims
- 3469US8787128B2Near-field optical head having tapered hole for guiding light beamICHIHARA KAZUKO·Filed 2012·Granted Jul 22, 2014·2 cites·16 claims
- 3568US7113669B2Near field optical head and information recording and reproducing apparatus mounted with the near field optical headSEIKO INSTR INC·Filed 2005·Granted Sep 26, 2006·1 cites·14 claims
- 3668US7034277B2Near-field light-generating element for producing localized near-field light, near-field optical recording device, and near-field optical microscopeSEIKO INSTR INC·Filed 2002·Granted Apr 25, 2006·15 cites·51 claims
- 3768US6697322B2Recording medium, optical recording device utilizing recording medium, and method of manufacturing recording mediumSEIKO INSTR INC·Filed 2001·Granted Feb 24, 2004·5 cites·21 claims
- 3865US8945733B2Magnetic recording mediumTANAKA YOSHIKAZU·Filed 2012·Granted Feb 3, 2015·1 cites·11 claims
- 3965US6587426B1Recording medium having information reproducible using near-field lightSEIKO INSTR INC·Filed 2000·Granted Jul 1, 2003·4 cites·2 claims
- 4063US10823560B2Tilt sensorSEIKO INSTR INC·Filed 2016·Granted Nov 3, 2020·1 cites·12 claims
- 4163US7150185B2Optical microcantileverSEIKO INSTR INC·Filed 2004·Granted Dec 19, 2006·6 cites·14 claims
- 4262US10451510B2Pressure change measurement device, altitude measurement device, and pressure change measurement methodSEIKO INSTR INC·Filed 2015·Granted Oct 22, 2019·1 cites·16 claims
- 4361US8054570B2Recording head and data recording and reproducing apparatusSEIKO INTSTRUMENTS INC·Filed 2007·Granted Nov 8, 2011·1 cites·7 claims
- 4461US7054255B2Near field information recording/reproduction apparatus having waveguide with reflection surfaceSEIKO INSTR INC·Filed 2002·Granted May 30, 2006·4 cites·15 claims
- 4560US6914873B2Recording apparatusSEIKO INSTR INC·Filed 2003·Granted Jul 5, 2005·2 cites·7 claims
- 4659US6684676B2Apparatus for forming optical apertureSEIKO INSTR INC·Filed 2001·Granted Feb 3, 2004·8 cites·35 claims
- 4758US8289819B2Information reproducing apparatus and information reproducing methodOUMI MANABU·Filed 2009·Granted Oct 16, 2012·0 cites·25 claims
- 4858US6563782B1Information recording medium having double-layer structure, and information reproducing apparatus and information recording and reproducing apparatus utilizing information recording medium having double-layer structureSEIKO INSTR INC·Filed 1999·Granted May 13, 2003·12 cites·29 claims
- 4957US8430991B2Apparatus for producing near field optical headHIRATA MASAKAZU·Filed 2006·Granted Apr 30, 2013·0 cites·18 claims
- 5057US7366060B2Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatusSEIKO INSTR INC·Filed 2006·Granted Apr 29, 2008·0 cites·19 claims
Showing the top 50 of 87 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →