Inventor · disambiguated record
Takeshi Seki
Also filed as: SEKI TAKESHI
23 granted patents·13 pending applications·19 citations·filing 2004–2025
91Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE23SEKI TAKESHI4HITACHI AUTOMOTIVE SYSTEMS LTD2TDK CORP2DISCO CORP1
Top patents by PatentIndex Score
36 records- 0188US12244346B2Wavelength cross connect device and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 4, 2025·3 cites·5 claims
- 0283US10673349B2Power conversion device with efficient cooling structureHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Jun 2, 2020·4 cites·5 claims
- 0382US12316383B2Wavelength cross connect device, multiband transmission system, and multiband transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 27, 2025·2 cites·8 claims
- 0480US11979226B2Wavelength cross connect device and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 7, 2024·2 cites·6 claims
- 0574US11750317B2Wavelength cross connect device and cross connect connection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 5, 2023·1 cites·8 claims
- 0671US2025308740A1Method of manufacturing magnetoresistance effect element, magnetoresistance effect element, magnetic multilayer film, magnetic memory, and magnetic sensorTDK CORP·Filed 2025·Application pending·0 cites
- 0768US12433173B2Magnetic film, magnetoresistive effect element, and method for manufacturing magnetic filmTDK CORP·Filed 2020·Granted Sep 30, 2025·0 cites·18 claims
- 0866US10176972B2Plasma etching apparatus comprising a nozzle oscillating unitDISCO CORP·Filed 2016·Granted Jan 8, 2019·1 cites·4 claims
- 0966US8085322B2Defect pixel correction circuit, image processing system using the same, and defect pixel correcting methodSEKI TAKESHI·Filed 2007·Granted Dec 27, 2011·3 cites·11 claims
- 1057US8218891B2Filtering circuit, filter processing method, image pickup element circuit and cameraSEKI TAKESHI·Filed 2008·Granted Jul 10, 2012·2 cites·17 claims
- 1152US12207030B2Optical node device, optical transport network system, optical path trace method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 21, 2025·0 cites·10 claims
- 1250US12463724B2Multipath interference analysis device and multipath interference analysis methodNTT INC·Filed 2021·Granted Nov 4, 2025·0 cites·5 claims
- 1350US8194984B2Image processing system that removes noise contained in image dataSEKI TAKESHI·Filed 2008·Granted Jun 5, 2012·1 cites·15 claims
- 1449US11525971B2Insertion/removal error prevention systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 13, 2022·0 cites·13 claims
- 1548US11424824B2OSNR spectrum estimation apparatus, OSNR spectrum estimation method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 23, 2022·0 cites·18 claims
- 1647US8928782B2Image processing device and image capture deviceFUJITSU SEMICONDUCTOR LTD·Filed 2013·Granted Jan 6, 2015·0 cites·10 claims
- 1747US2025158708A1Optical transmission system, transmission method of optical transmission system, and communication deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1847US2025330257A1Wavelength cross connect device and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1946US10903754B2Power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Jan 26, 2021·0 cites·6 claims
- 2045US11677489B2Wavelength cross connect device, branch ratio variable method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 13, 2023·0 cites·12 claims
- 2145US11528080B2Optical transmission system and failure diagnosis method for optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 13, 2022·0 cites·12 claims
- 2245US2024283557A1Wavelength cross connect device, and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2345US2024284079A1Wavelength cross connect device, and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2445US2024373152A1Wavelength cross connect device, and wavelength cross connect methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2545US2021286173A1Cleaning body and cleaning deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 2644US11824583B2Cyclic wavelength band replacement device, multi-band transmission system, and cyclic wavelength band replacement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Nov 21, 2023·0 cites·10 claims
- 2744US9749061B2Digital signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2013·Granted Aug 29, 2017·0 cites·7 claims
- 2842US11722235B2Optical branch insertion device and optical branch insertion methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 8, 2023·0 cites·3 claims
- 2942US2023268998A1Optical transmission system and design method for opticaltransmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3041US2023244025A1Multi-core fiber, optical transmission system, and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3141US2022416897A1Optical amplifier, receiver, optical transmission system, and optical amplifier design methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 3240US2007268503A1Image processing systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3339US11888408B2Power conversion device and manufacturing method of power conversion deviceHITACHI ASTEMO LTD·Filed 2020·Granted Jan 30, 2024·0 cites·7 claims
- 3439US11696056B2Optical transmission system and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 4, 2023·0 cites·4 claims
- 3536US2021258203A1Missing alert handling system and missing alert handling methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 3635US2006188743A1Fept magnetic thin film having perpendicular magnetic anisotropy and method for preparation thereofSEKI TAKESHI·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →