Inventor · disambiguated record
Masaki Kato
Also filed as: KATAYAMA MASAKO · KATO MASAKI · KATOH MASAKI
335 granted patents·73 pending applications·3,350 citations·filing 1980–2025
99Inventor score
Top patents by PatentIndex Score
408 records- 0199US9553671B1Package structure for photonic transceiving deviceINPHI CORP·Filed 2015·Granted Jan 24, 2017·39 cites·25 claims
- 0299US9496959B1Photonic transceiving device package structureINPHI CORP·Filed 2015·Granted Nov 15, 2016·37 cites·22 claims
- 0399US6795169B2Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatusNIKON CORP·Filed 2003·Granted Sep 21, 2004·481 cites·21 claims
- 0498US9671580B1Photonic transceiving device package structureINPHI CORP·Filed 2016·Granted Jun 6, 2017·34 cites·20 claims
- 0598US9547129B1Fiber coupler for silicon photonicsINPHI CORP·Filed 2015·Granted Jan 17, 2017·30 cites·16 claims
- 0698US8958665B2Scattering device on an arrayed waveguide gratingINFINERA CORP·Filed 2012·Granted Feb 17, 2015·225 cites·25 claims
- 0798US7636522B2Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating gridINFINERA CORP·Filed 2005·Granted Dec 22, 2009·54 cites·16 claims
- 0897US6811953B2Exposure apparatus, method for manufacturing therof, method for exposing and method for manufacturing microdeviceNIKON CORP·Filed 2001·Granted Nov 2, 2004·456 cites·23 claims
- 0997US5729331AExposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatusNIKON CORP·Filed 1995·Granted Mar 17, 1998·134 cites·74 claims
- 1096US10056733B1Wavelength locker integrated with a silicon photonics systemINPHI CORP·Filed 2017·Granted Aug 21, 2018·18 cites·22 claims
- 1196US9726841B1Integrated photo detector, method of making the sameINPHI CORP·Filed 2016·Granted Aug 8, 2017·18 cites·23 claims
- 1296US9366818B1Broadband silicon nitride polarization beam splitterINPHI CORP·Filed 2015·Granted Jun 14, 2016·21 cites·25 claims
- 1396US7088425B2Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatusNIKON CORP·Filed 2005·Granted Aug 8, 2006·17 cites·57 claims
- 1496US7075871B2Method and device for recording optical dataRICOH KK·Filed 2003·Granted Jul 11, 2006·56 cites·8 claims
- 1596US4694798AAutomotive engine idling speed control system with variable idling speed depending upon cooling air temperature in automotive air conditioning systemNISSAN MOTOR·Filed 1986·Granted Sep 22, 1987·62 cites·7 claims
- 1695US10637208B1Silicon photonics based tunable laserINPHI CORP·Filed 2018·Granted Apr 28, 2020·11 cites·8 claims
- 1795US9372306B1Method of achieving acceptable performance in and fabrication of a monolithic photonic integrated circuit (PIC) with integrated arrays of laser sources and modulators employing an extended identical active layer (EIAL)NAGARAJAN RADHAKRISHNAN L·Filed 2005·Granted Jun 21, 2016·30 cites·54 claims
- 1895US9325419B1Wavelength control of two-channel DEMUX/MUX in silicon photonicsINPHI CORP·Filed 2014·Granted Apr 26, 2016·17 cites·20 claims
- 1995US9031412B2Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating gridNAGARAJAN RADHAKRISHNAN L·Filed 2009·Granted May 12, 2015·41 cites·19 claims
- 2095US8548333B2Transceiver photonic integrated circuitNAGARAJAN RADHAKRISHNAN L·Filed 2010·Granted Oct 1, 2013·25 cites·34 claims
- 2195US7974504B2Reflection suppression in a photonic integrated circuitINFINERA CORP·Filed 2008·Granted Jul 5, 2011·42 cites·16 claims
- 2294US11899372B2Optical device, exposure device, method for manufacturing flat panel display, and method for manufacturing deviceNIKON CORP·Filed 2022·Granted Feb 13, 2024·1 cites·19 claims
- 2394US11329452B2Silicon photonics based tunable laserMARVELL ASIA PTE LTD·Filed 2020·Granted May 10, 2022·3 cites·21 claims
- 2494US10365435B1Surface gratings, photonics circuit, and method for wafer-level testing thereofINPHI CORP·Filed 2017·Granted Jul 30, 2019·27 cites·28 claims
- 2594US10126629B1Optical dispersion compensator on siliconINPHI CORP·Filed 2017·Granted Nov 13, 2018·7 cites·24 claims
- 2694US9908957B2Modified polyvinyl alcohol and water-soluble film containing sameKURARAY CO·Filed 2014·Granted Mar 6, 2018·14 cites·6 claims
- 2794US9846347B2Balanced Mach-Zehnder modulatorINPHI CORP·Filed 2017·Granted Dec 19, 2017·5 cites·17 claims
- 2894US9423561B1Method of attaching fiber block to silicon photonicsINPHI CORP·Filed 2015·Granted Aug 23, 2016·21 cites·25 claims
- 2994US9323128B1Off quadrature biasing of mach zehnder modulator for improved OSNR performanceINPHI CORP·Filed 2015·Granted Apr 26, 2016·6 cites·20 claims
- 3094USD438184SPortable radiotelephone setNEC CORP·Filed 2000·Granted Feb 27, 2001·54 cites·1 claims
- 3193US8602530B2Ink-jet head and ink-jet recording apparatusMIZUKAMI SATOSHI·Filed 2012·Granted Dec 10, 2013·8 cites·7 claims
- 3293US8454133B2Inkjet head, inkjet recording apparatus, liquid droplet ejecting apparatus, and image forming apparatusMIZUKAMI SATOSHI·Filed 2012·Granted Jun 4, 2013·8 cites·17 claims
- 3393US8182127B2Light sourceYASUDA YUKIO·Filed 2009·Granted May 22, 2012·27 cites·13 claims
- 3492US11086189B1Silicon optical modulator, method for making the sameINPHI CORP·Filed 2020·Granted Aug 10, 2021·3 cites·20 claims
- 3592US10133141B2Mach-Zehnder interferometer having bended waveguidesEVANS PETER W·Filed 2011·Granted Nov 20, 2018·10 cites·13 claims
- 3692US8159649B2Exposure method, exposure apparatus, photomask and method for manufacturing photomaskKATO MASAKI·Filed 2007·Granted Apr 17, 2012·12 cites·20 claims
- 3792US6856064B2Stator iron core of electric motor, manufacturing method thereof, electric motor, and compressorMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Feb 15, 2005·45 cites·20 claims
- 3892US6480262B1Illumination optical apparatus for illuminating a mask, method of manufacturing and using same, and field stop used thereinNIKON CORP·Filed 2000·Granted Nov 12, 2002·26 cites·67 claims
- 3991US11784463B2Silicon photonics based tunable laserMARVELL ASIA PTE LTD·Filed 2022·Granted Oct 10, 2023·1 cites·9 claims
- 4091US9864146B1Fiber tray apparatus and method for handling a fiber-array/silicon-photonics-die assemblyINPHI CORP·Filed 2016·Granted Jan 9, 2018·12 cites·6 claims
- 4190US11450782B2Germanium-on-silicon avalanche photodetector in silicon photonics platform, method of making the sameMARVELL ASIA PTE LTD·Filed 2020·Granted Sep 20, 2022·2 cites·19 claims
- 4290US10852570B1Dual-slab-layer low-loss silicon optical modulatorINPHI CORP·Filed 2019·Granted Dec 1, 2020·3 cites·20 claims
- 4390US10310185B1TE polarizer based on SOI platformINPHI CORP·Filed 2018·Granted Jun 4, 2019·5 cites·20 claims
- 4490US9632390B1Balanced Mach-Zehnder modulatorINPHI CORP·Filed 2015·Granted Apr 25, 2017·6 cites·15 claims
- 4590US9553689B2Temperature insensitive DEMUX/MUX in silicon photonicsINPHI CORP·Filed 2014·Granted Jan 24, 2017·9 cites·16 claims
- 4690US9547127B1Broadband silicon nitride polarization beam splitterINPHI CORP·Filed 2016·Granted Jan 17, 2017·7 cites·17 claims
- 4790US9523867B2Off quadrature biasing of Mach Zehnder modulator for improved OSNR performanceINPHI CORP·Filed 2016·Granted Dec 20, 2016·3 cites·20 claims
- 4890US9329337B2Silicon photonics device and communication system thereforINPHI CORP·Filed 2014·Granted May 3, 2016·14 cites·9 claims
- 4990US7438965B2Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatusRICOH KK·Filed 2005·Granted Oct 21, 2008·10 cites·23 claims
- 5090US6556278B1Exposure/imaging apparatus and method in which imaging characteristics of a projection optical system are adjustedNIKON CORP·Filed 2000·Granted Apr 29, 2003·26 cites·62 claims
Showing the top 50 of 408 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →