Inventor · disambiguated record
Koji Nosaka
Also filed as: NOSAKA KOJI
66 granted patents·3 pending applications·543 citations·filing 1995–2021
98Inventor score
Top patents by PatentIndex Score
69 records- 0198US10812048B2Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Oct 20, 2020·70 cites·18 claims
- 0295US10382009B2Radio frequency front-end circuit and communication deviceMURATA MANUFACTURING CO·Filed 2018·Granted Aug 13, 2019·20 cites·16 claims
- 0395US7468640B2Balanced splitterMURATA MANUFACTURING CO·Filed 2005·Granted Dec 23, 2008·40 cites·14 claims
- 0494US11316499B2Filter device, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Apr 26, 2022·4 cites·20 claims
- 0593US11283428B2Radio frequency filter, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Mar 22, 2022·4 cites·20 claims
- 0693US11211917B2Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Dec 28, 2021·4 cites·20 claims
- 0793US5834992ALC resonant part with a via hole inductor directly connected to the ground electrodeMURATA MANUFACTURING CO·Filed 1996·Granted Nov 10, 1998·81 cites·22 claims
- 0892US9509279B2Elastic wave filter with magnetically coupled LC parallel resonance circuitsMURATA MANUFACTURING CO·Filed 2015·Granted Nov 29, 2016·9 cites·21 claims
- 0989US10911027B2Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Feb 2, 2021·6 cites·20 claims
- 1089US10886892B2Filter apparatus, multiplexer, radio-frequency front end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jan 5, 2021·6 cites·22 claims
- 1189US10715107B2Acoustic wave device, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Jul 14, 2020·6 cites·19 claims
- 1289US10715112B2Filter device, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jul 14, 2020·6 cites·19 claims
- 1389US6954116B2Balanced-unbalanced converting circuit and laminated balanced-unbalanced converterMURATA MANUFACTURING CO·Filed 2004·Granted Oct 11, 2005·29 cites·16 claims
- 1488US10715109B2Radio frequency front-end circuit and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Jul 14, 2020·6 cites·21 claims
- 1588US10630257B2Acoustic wave filter device, multiplexer, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Apr 21, 2020·5 cites·20 claims
- 1688US10158341B2Filter deviceMURATA MANUFACTURING CO·Filed 2017·Granted Dec 18, 2018·6 cites·18 claims
- 1788US6583687B2Lamination type LC filterMURATA MANUFACTURING CO·Filed 2001·Granted Jun 24, 2003·42 cites·12 claims
- 1887US10979027B2Acoustic wave device, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Apr 13, 2021·6 cites·19 claims
- 1986US11394368B2Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Jul 19, 2022·2 cites·20 claims
- 2086US6115264AMultilayer high frequency electronic partsMURATA MANUFACTURING CO·Filed 1998·Granted Sep 5, 2000·47 cites·20 claims
- 2185US11476835B2High-frequency filter circuit, high-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2018·Granted Oct 18, 2022·4 cites·19 claims
- 2285US10720903B2Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jul 21, 2020·4 cites·20 claims
- 2385US5945892ALC resonating component and method of making sameMURATA MANUFACTURING CO·Filed 1996·Granted Aug 31, 1999·47 cites·19 claims
- 2484US11489514B2Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Nov 1, 2022·2 cites·20 claims
- 2584US11031921B2Acoustic wave filter device, duplexer, radio frequency front end circuit and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jun 8, 2021·4 cites·20 claims
- 2684US10840886B2Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Nov 17, 2020·2 cites·20 claims
- 2783US10686421B2Radio frequency front end circuit and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jun 16, 2020·4 cites·20 claims
- 2883US8264302B2Multilayer resonator and multilayer filterNOSAKA KOJI·Filed 2010·Granted Sep 11, 2012·7 cites·13 claims
- 2982US10819312B2Multiplexer, radio-frequency front end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Oct 27, 2020·4 cites·19 claims
- 3082US10763825B2Radio-frequency filter, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Sep 1, 2020·3 cites·14 claims
- 3181US10727810B2Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Jul 28, 2020·3 cites·15 claims
- 3281US10644673B2Radio frequency filter circuit, duplexer, radio frequency front end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2018·Granted May 5, 2020·3 cites·19 claims
- 3381US10567031B2Radio-frequency filter device and communication apparatusMURATA MANUFACTURING CO·Filed 2018·Granted Feb 18, 2020·3 cites·15 claims
- 3480US11139798B2Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Oct 5, 2021·3 cites·20 claims
- 3580US10979020B2Acoustic wave filter device, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Apr 13, 2021·3 cites·10 claims
- 3680US10530335B2Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jan 7, 2020·3 cites·19 claims
- 3779US10715110B2Acoustic wave filter device, multiplexer, RF front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jul 14, 2020·3 cites·18 claims
- 3878US10566951B2Radio-frequency filter circuit, multiplexer, radio-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2018·Granted Feb 18, 2020·3 cites·24 claims
- 3977US11082031B2Filter device, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Aug 3, 2021·1 cites·19 claims
- 4077US11012050B2Radio-frequency filter, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted May 18, 2021·2 cites·15 claims
- 4177US9729125B2Filter apparatus comprising series connected low pass and high pass filters with acoustic resonatorsMURATA MANUFACTURING CO·Filed 2015·Granted Aug 8, 2017·3 cites·19 claims
- 4276US10819310B2Radio-frequency filter circuit, multiplexer, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Oct 27, 2020·2 cites·20 claims
- 4375US10742193B2Acoustic wave filter device, RF front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Aug 11, 2020·2 cites·20 claims
- 4474US11115002B2Multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Sep 7, 2021·2 cites·20 claims
- 4574US10958242B2Acoustic wave filter device, multiplexer, radio-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Mar 23, 2021·2 cites·20 claims
- 4674US10944381B2Acoustic wave filter device, multiplexer, radio-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Mar 9, 2021·2 cites·20 claims
- 4773US10862456B2Acoustic wave filter device, multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2019·Granted Dec 8, 2020·2 cites·19 claims
- 4870US11336261B2Multiplexer, high-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted May 17, 2022·0 cites·19 claims
- 4968US10972073B2Multiplexer, high-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Apr 6, 2021·0 cites·10 claims
- 5068US10886886B2Filter device, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Jan 5, 2021·1 cites·16 claims
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →