Inventor · disambiguated record
Hiroyuki Asakura
Also filed as: ASAKURA HIROYUKI
57 granted patents·15 pending applications·1,049 citations·filing 1985–2023
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD43DAINIPPON PRINTING CO LTD4DAIDO METAL CO3SONY CORP3ASAKURA HIROYUKI2
Top patents by PatentIndex Score
72 records- 0192US7013090B2Transmitting circuit apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 14, 2006·91 cites·18 claims
- 0290US6643470B1FM signal converter, FM signal optical transmitter and FM signal optical receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 4, 2003·31 cites·14 claims
- 0388US7651033B2Noncontract IC tag with non-conductive metal filmDAINIPPON PRINTING CO LTD·Filed 2006·Granted Jan 26, 2010·26 cites·12 claims
- 0487US6445857B1Optical waveguide part, its manufacturing method, connection member, optical part, method for connecting optical waveguide part, and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 3, 2002·36 cites·20 claims
- 0585US6989114B1Micro-shape transcription method, micro-shape transcription apparatus, and optical-component manufacture methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jan 24, 2006·19 cites·15 claims
- 0681US5377286AOptical fiber array and method of making the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Dec 27, 1994·48 cites·4 claims
- 0780US5457573ADiffraction element and an optical multiplexing/demultiplexing device incorporating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Oct 10, 1995·48 cites·32 claims
- 0880US5007709ADiffraction grating and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Apr 16, 1991·44 cites·6 claims
- 0979US6504975B1Coupling lens and semiconductor laser moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jan 7, 2003·50 cites·41 claims
- 1078US6990155B2Wireless quadrature modulator transmitter using E/O and O/E connectivesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 24, 2006·23 cites·6 claims
- 1178US6120191ALaser diode moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 19, 2000·49 cites·28 claims
- 1278US5450512AOptical tapMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Sep 12, 1995·42 cites·18 claims
- 1376US5420416ALight wavelength selection device and method using diffraction grating with peak detectionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted May 30, 1995·52 cites·27 claims
- 1475US6826418B2Radio circuit and control method of radio circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 30, 2004·15 cites·18 claims
- 1574US7014316B2Optical lens with marking and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 21, 2006·9 cites·24 claims
- 1674US6597480B1Wavelength tunable filter apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 22, 2003·11 cites·15 claims
- 1773US6181718B1Electronically cooled semiconductor laser module with modified ground line inductanceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jan 30, 2001·45 cites·26 claims
- 1873US5778120AOptical module and method for manufacturing the optical modulesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jul 7, 1998·33 cites·22 claims
- 1972US6658216B1Voltage controlled oscillator, FM signal optical transmitter, FM signal optical receiver and FM signal optical transmission systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 2, 2003·11 cites·7 claims
- 2070US6496623B2Optical device, optical communication component and optical transmission apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Dec 17, 2002·12 cites·32 claims
- 2170US5859943AOptical module and method for manufacturing the opticalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jan 12, 1999·29 cites·8 claims
- 2267US6904220B2Optical waveguide, optical module, and method for producing same moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 7, 2005·9 cites·8 claims
- 2366US8464438B2Seasoning apparatusFUJIKURA TATSUO·Filed 2011·Granted Jun 18, 2013·2 cites·10 claims
- 2466US6314228B1Optical waveguide component and a method of producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Nov 6, 2001·28 cites·10 claims
- 2566US5448398ADiffraction grating unit and second-harmonic generator employing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 5, 1995·28 cites·10 claims
- 2665US6606442B2Optical waveguide component and a method of producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 12, 2003·11 cites·9 claims
- 2764US7574099B2Recording/playback apparatus, recording method and playback method of coded data in two formatsSONY CORP·Filed 2005·Granted Aug 11, 2009·1 cites·11 claims
- 2864US5559914AComponents for optical circuits and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Sep 24, 1996·23 cites·8 claims
- 2964US5311606AOptical filter and optical amplifier employing said optical filtersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted May 10, 1994·27 cites·16 claims
- 3064US4673274AAutomatic focusing apparatus for cameraMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Jun 16, 1987·26 cites·19 claims
- 3162US6826344B2Optical element and method of fabrication thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 30, 2004·6 cites·6 claims
- 3261US6160931AWavelength-multiplexing optical transmission system provided with wavelength selectorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 12, 2000·23 cites·12 claims
- 3360US6964528B2Optical mount substrate, optical module, optical transmitter-receiver, optical transmitter-receiver system, and manufacturing method of optical mount substrateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 15, 2005·6 cites·17 claims
- 3460US5982793ASemiconductor laser module with internal matching circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 9, 1999·23 cites·14 claims
- 3560US5321785AOptical fiber array and method of making the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 14, 1994·20 cites·9 claims
- 3659US9206844B2Slide member and method of manufacturing slide memberDAIDO METAL CO·Filed 2014·Granted Dec 8, 2015·0 cites·3 claims
- 3758US12195077B2Steering column deviceJTEKT CORP·Filed 2021·Granted Jan 14, 2025·0 cites·5 claims
- 3857US5154785AProcess for producing a zirconia refractory heating elementSHINAGAWA REFRACTORIES CO·Filed 1991·Granted Oct 13, 1992·15 cites·4 claims
- 3955US7566377B2Liquid crystal sealing agent composition and manufacturing method of liquid crystal display panel using the sameMITSUI CHEMICALS INC·Filed 2003·Granted Jul 28, 2009·3 cites·26 claims
- 4055US6465858B2Semiconductor device package for optical communication deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 15, 2002·6 cites·19 claims
- 4153US6886996B2Optical waveguide, optical module, and method for producing the same moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 3, 2005·3 cites·12 claims
- 4253US2006038309A1Micro-shape transcription method, micro-shape transcription apparatus, and optical-component manufacture methodKORENAGA TSUGUHIRO·Filed 2005·Application pending·0 cites
- 4352US10012264B2Sliding memberDAIDO METAL CO·Filed 2013·Granted Jul 3, 2018·0 cites·4 claims
- 4451US11655856B2Motive power transmission deviceMAZDA MOTOR·Filed 2021·Granted May 23, 2023·0 cites·20 claims
- 4551US2025174903A1Frequency-selective reflecting plate and communication relay systemDAINIPPON PRINTING CO LTD·Filed 2022·Application pending·0 cites
- 4651US2024266141A1Sample Holder and Analysis SystemHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
- 4751US2025273867A1Frequency-selective reflectorDAINIPPON PRINTING CO LTD·Filed 2023·Application pending·0 cites
- 4850US9217468B2Sliding memberASAKURA HIROYUKI·Filed 2012·Granted Dec 22, 2015·1 cites·4 claims
- 4950US5461487AVideo playback device capable of removing time base errors from video signalsSONY CORP·Filed 1993·Granted Oct 24, 1995·12 cites·3 claims
- 5049US6946926B2Wired transmission path with plural equidistant differential conductorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 20, 2005·2 cites·14 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →