Inventor · disambiguated record
Toshiro Hiratsuka
Also filed as: HIRATSUKA TOSHIRO
48 granted patents·3 pending applications·903 citations·filing 1985–2021
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US4821006ADielectric resonator apparatusMURATA MANUFACTURING CO·Filed 1988·Granted Apr 11, 1989·192 cites·30 claims
- 0294US4740765ADielectric filterMURATA MANUFACTURING CO·Filed 1986·Granted Apr 26, 1988·105 cites·18 claims
- 0392US4733208ADielectric filter having impedance changing means coupling adjacent resonatorsMURATA MANUFACTURING CO·Filed 1985·Granted Mar 22, 1988·55 cites·10 claims
- 0489US6788918B2Transmission line assembly, integrated circuit, and transmitter-receiver apparatus comprising a dielectric waveguide protuding for a dielectric plateMURATA MANUFACTURING CO·Filed 2002·Granted Sep 7, 2004·27 cites·15 claims
- 0588US5986527APlanar dielectric line and integrated circuit using the same lineMURATA MANUFACTURING CO·Filed 1997·Granted Nov 16, 1999·49 cites·15 claims
- 0686US4996506ABand elimination filter and dielectric resonator thereforMURATA MANUFACTURING CO·Filed 1989·Granted Feb 26, 1991·43 cites·13 claims
- 0784US6628230B2Radio frequency module, communication device, and radar deviceMURATA MANUFACTURING CO·Filed 2002·Granted Sep 30, 2003·21 cites·15 claims
- 0881US9172142B2Horizontal radiation antennaSUDO KAORU·Filed 2012·Granted Oct 27, 2015·7 cites·10 claims
- 0981US9172135B2Horizontal radiation antennaSUDO KAORU·Filed 2012·Granted Oct 27, 2015·7 cites·5 claims
- 1081US6933900B2Sector antenna apparatus and vehicle-mounted transmission and reception apparatusMURATA MANUFACTURING CO·Filed 2003·Granted Aug 23, 2005·51 cites·15 claims
- 1179US9190732B2Antenna deviceFUJII HIROTAKA·Filed 2012·Granted Nov 17, 2015·8 cites·17 claims
- 1279US6614332B2Transmission line, integrated circuit, and transmitter receiverMURATA MANUFACTURING CO·Filed 2002·Granted Sep 2, 2003·14 cites·20 claims
- 1378US6236291B1Dielectric filter, duplexer, and communication deviceMURATA MANUFACTURING CO·Filed 1999·Granted May 22, 2001·28 cites·10 claims
- 1478US4730174ADielectric material coaxial resonator with improved resonance frequency adjusting mechanismMURATA MANUFACTURING CO·Filed 1986·Granted Mar 8, 1988·26 cites·7 claims
- 1577US6331808B2Dielectric resonator deviceMURATA MANUFACTURING CO·Filed 2000·Granted Dec 18, 2001·11 cites·40 claims
- 1677US5945894ADielectric resonator and filter utilizing a non-radiative dielectric waveguide deviceMURATA MANUFACTURING CO·Filed 1997·Granted Aug 31, 1999·27 cites·15 claims
- 1770US5764116ADielectric resonator and filter utilizing a nonradiative dielectric waveguide deviceMURATA MANUFACTURING CO·Filed 1996·Granted Jun 9, 1998·20 cites·8 claims
- 1867US6184758B1Dielectric resonator formed by polygonal openings in a dielectric substrate, and a filter, duplexer, and communication apparatus using sameMURATA MANUFACTURING CO·Filed 1998·Granted Feb 6, 2001·17 cites·27 claims
- 1966US4942377ARod type dielectric resonating device with coupling platesMURATA MANUFACTURING CO·Filed 1988·Granted Jul 17, 1990·17 cites·19 claims
- 2063US10418708B2Wideband antennaSUDO KAORU·Filed 2012·Granted Sep 17, 2019·2 cites·9 claims
- 2163US6737938B2Phase shifter, phased-array antenna, and radarMURATA MANUFACTURING CO·Filed 2002·Granted May 18, 2004·14 cites·5 claims
- 2262US6538526B2Transmission line connection structure, high frequency module, and communication deviceMURATA MANUFACTURING CO·Filed 2001·Granted Mar 25, 2003·6 cites·12 claims
- 2361US7274273B2Dielectric resonator device, dielectric filter, duplexer, and high-frequency communication apparatusMURATA MANUFACTURING CO·Filed 2004·Granted Sep 25, 2007·5 cites·22 claims
- 2461US6201456B1Dielectric filter, dielectric duplexer, and communication device, with non-electrode coupling partsMURATA MANUFACTURING CO·Filed 1998·Granted Mar 13, 2001·13 cites·16 claims
- 2560US6104261ADielectric resonator having a resonance region and a cavity adjacent to the resonance region, and a dielectric filter, duplexer and communication device utilizing the dielectric resonatorMURATA MANUFACTURING CO·Filed 1998·Granted Aug 15, 2000·11 cites·5 claims
- 2660US5786740ADielectric resonator capable of varying resonant frequencyMURATA MANUFACTURING CO·Filed 1996·Granted Jul 28, 1998·13 cites·25 claims
- 2759US4839773ADielectric filterMURATA MANUFACTURING CO·Filed 1988·Granted Jun 13, 1989·13 cites·7 claims
- 2857US6388541B1Dielectric resonator having an electromagnetic wave absorbing member and apparatus incorporating the dielectric resonatorMURATA MANUFACTURING CO·Filed 1998·Granted May 14, 2002·12 cites·10 claims
- 2956US6809615B2Band-pass filter and communication apparatusMURATA MANUFACTURING CO·Filed 2002·Granted Oct 26, 2004·4 cites·6 claims
- 3056US6232854B1Dielectric resonator device, dielectric filter, oscillator, sharing device, and electronic apparatusMURATA MANUFACTURING CO·Filed 1999·Granted May 15, 2001·11 cites·18 claims
- 3156US6069543ADielectric resonator capable of varying resonant frequencyMURATA MANUFACTURING CO·Filed 1998·Granted May 30, 2000·11 cites·3 claims
- 3254US12155107B2Filter, antenna module, and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Nov 26, 2024·0 cites·5 claims
- 3354US6531934B1Dielectric resonator, dielectric filter, dielectric duplexer, oscillator, and communication deviceMURATA MANUFACTURING CO·Filed 2000·Granted Mar 11, 2003·3 cites·20 claims
- 3454US6445263B1Dielectric resonator, dielectric filter, duplexer, and communication deviceMURATA MANUFACTURING CO·Filed 2000·Granted Sep 3, 2002·3 cites·8 claims
- 3554US6249195B1Dielectric filter, dielectric duplexer, and transceiver having circular and polygonal electrode openingsMURATA MANUFACTURING CO·Filed 1999·Granted Jun 19, 2001·10 cites·17 claims
- 3653US6542046B2Directional coupler, antenna device, and radar systemMURATA MANUFACTURING CO·Filed 2001·Granted Apr 1, 2003·3 cites·7 claims
- 3753US6331809B1Nonradiative dielectric waveguide resonator, nonradiative dielectric waveguide filter, duplexer and transceiver incorporating the sameMURATA MANUFACTURING CO·Filed 1999·Granted Dec 18, 2001·9 cites·11 claims
- 3852US6888429B2Transmission line with a projecting dielectric part having an opposing coplanar line and transceiverMURATA MANUFACTURING CO·Filed 2002·Granted May 3, 2005·3 cites·20 claims
- 3951US11322813B2Band pass filter, communication device, and resonatorMURATA MANUFACTURING CO·Filed 2021·Granted May 3, 2022·0 cites·19 claims
- 4051US6369676B2High-frequency moduleMURATA MANUFACTURING CO·Filed 1999·Granted Apr 9, 2002·9 cites·13 claims
- 4151US6057745ADielectric filter, transmitting/receiving duplexer, and communication apparatus having depressed parallel plate mode below a resonant frequencyMURATA MANUFACTURING CO·Filed 1998·Granted May 2, 2000·9 cites·15 claims
- 4250US11721877B2Resonator parallel-coupled filter and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Aug 8, 2023·0 cites·6 claims
- 4350US6388542B2Dielectric filter, transmission-reception sharing unit, and communication deviceMURATA MANUFACTURING CO·Filed 2000·Granted May 14, 2002·2 cites·12 claims
- 4445US6147575ADielectric filter transmission-reception sharing unit and communication deviceMURATA MANUFACTURING CO·Filed 1999·Granted Nov 14, 2000·8 cites·7 claims
- 4541US2007057738A1Oscillator device and transmission and reception deviceBABA TAKAHIRO·Filed 2004·Application pending·0 cites
- 4639US6512429B2Dielectric filter, transmission/reception sharing device, and communication deviceMURATA MANUFACTURING CO·Filed 2001·Granted Jan 28, 2003·0 cites·8 claims
- 4739US2006132261A1Tm010 mode resonator, oscillator and transceiverSONODA TOMIYA·Filed 2004·Application pending·0 cites
- 4838US6882254B2Transmission line with a dielectric protrusion having opposing longitudinal slot and transmitter-receiverMURATA MANUFACTURING CO·Filed 2003·Granted Apr 19, 2005·0 cites·20 claims
- 4934US6177854B1Dielectric resonator deviceMURATA MANUFACTURING CO·Filed 1999·Granted Jan 23, 2001·2 cites·8 claims
- 5034US6121855ADielectric filter comprising at least one coupling member coupled to two coupling modes of a resonator and a communication device using the sameMURATA MANUFACTURING CO·Filed 1998·Granted Sep 19, 2000·2 cites·12 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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