Inventor · disambiguated record
Yoshikuni Matsunaga
Also filed as: MATSUNAGA YOSHIKUNI
28 granted patents·1 pending application·1,147 citations·filing 1991–2013
98Inventor score
Files withHITACHI LTD12RENESAS TECH CORP5RENESAS ELECTRONICS CORP4HITACHI MEDICAL CORP3HITACHI COMM SYSTEMS INC2
Top patents by PatentIndex Score
29 records- 0195US6865399B2Mobile telephone apparatusRENESAS TECH CORP·Filed 2002·Granted Mar 8, 2005·93 cites·7 claims
- 0294US7990220B2RF power amplifierRENESAS ELECTRONICS CORP·Filed 2009·Granted Aug 2, 2011·22 cites·26 claims
- 0394US6492872B1High frequency power amplifying module and wireless communication apparatusHITACHI LTD·Filed 2000·Granted Dec 10, 2002·68 cites·8 claims
- 0494US5295485AUltrasonic diagnostic systemHITACHI LTD·Filed 1992·Granted Mar 22, 1994·225 cites·20 claims
- 0593US6384688B1High-frequency power amplifier moduleHITACHI LTD·Filed 1998·Granted May 7, 2002·87 cites·6 claims
- 0692US7215203B2High frequency power amplifier circuit deviceHITACHI COMM SYSTEMS INC·Filed 2006·Granted May 8, 2007·21 cites·3 claims
- 0790US6366788B1Mobile telephone systemHITACHI LTD·Filed 1998·Granted Apr 2, 2002·75 cites·7 claims
- 0889US6759906B2High frequency power amplifier circuit deviceRENESAS TECH CORP·Filed 2002·Granted Jul 6, 2004·37 cites·9 claims
- 0989US5951474AMagnetic resonance imaging apparatus for detecting magnetic resonance signals by radio frequency receiving coilsHITACHI MEDICAL CORP·Filed 1997·Granted Sep 14, 1999·74 cites·24 claims
- 1089US5489847ARF probe for MRIHITACHI LTD·Filed 1994·Granted Feb 6, 1996·67 cites·34 claims
- 1186US5453692ARF probe for nuclear magnetic resonance imaging (MRI) devicesHITACHI LTD·Filed 1993·Granted Sep 26, 1995·59 cites·22 claims
- 1285US7116175B2Semiconductor deviceRENESAS TECH CORP·Filed 2004·Granted Oct 3, 2006·28 cites·10 claims
- 1383US8698562B2RF power amplifierRENESAS ELECTRONICS CORP·Filed 2013·Granted Apr 15, 2014·4 cites·20 claims
- 1483US7049892B2High frequency power amplifier circuit deviceHITACHI COMM SYSTEMS INC·Filed 2004·Granted May 23, 2006·24 cites·7 claims
- 1583US5592088AMultiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic systemHITACHI LTD·Filed 1995·Granted Jan 7, 1997·46 cites·7 claims
- 1682US7952434B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted May 31, 2011·7 cites·19 claims
- 1782US7348856B2Semiconductor deviceRENESAS TECH CORP·Filed 2006·Granted Mar 25, 2008·7 cites·13 claims
- 1880US5510714AMagnetic resonance imaging apparatus and RF coil employed thereinHITACHI LTD·Filed 1992·Granted Apr 23, 1996·39 cites·15 claims
- 1978US5457386AMultiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic systemHITACHI LTD·Filed 1992·Granted Oct 10, 1995·36 cites·6 claims
- 2077US8339204B2Semiconductor deviceSHIMIZU TOSHIHIKO·Filed 2011·Granted Dec 25, 2012·3 cites·12 claims
- 2177US5559434AMagnetic resonance imaging apparatus and RF coil employed thereinHITACHI LTD·Filed 1995·Granted Sep 24, 1996·36 cites·7 claims
- 2276US5280246ANuclear magnetic resonance apparatusHITACHI LTD·Filed 1991·Granted Jan 18, 1994·37 cites·28 claims
- 2368US6535069B2High-frequency power amplifier moduleHITACHI LTD·Filed 2002·Granted Mar 18, 2003·13 cites·5 claims
- 2467US8330545B2RF power amplifierKONDO MASAO·Filed 2012·Granted Dec 11, 2012·1 cites·26 claims
- 2567US5552707ARF probe which can vary distance between receiving coils which face each otherHITACHI MEDICAL CORP·Filed 1994·Granted Sep 3, 1996·25 cites·11 claims
- 2666US8154344B2RF power amplifierKONDO MASAO·Filed 2011·Granted Apr 10, 2012·1 cites·30 claims
- 2755US8514022B2RF power amplifierRENESAS ELECTRONICS CORP·Filed 2012·Granted Aug 20, 2013·0 cites·15 claims
- 2853US2008164947A1Semiconductor deviceRENESAS TECH CORP·Filed 2008·Application pending·0 cites
- 2949US5477145ARF probeHITACHI MEDICAL CORP·Filed 1994·Granted Dec 19, 1995·12 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →