Inventor · disambiguated record
Takaya Maruyama
Also filed as: MARUYAMA TAKAYA
13 granted patents·2 pending applications·104 citations·filing 1997–2017
90Inventor score
Files withMITSUBISHI ELECTRIC CORP10SANO TOMOHIRO2MIZOKAMI MASAKAZU1RENESAS ELECTRONICS CORP1RENESAS TECH CORP1
Top patents by PatentIndex Score
15 records- 0181US6313704B1Multi-stage signal amplifying circuitMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 6, 2001·30 cites·4 claims
- 0280US10425062B2Polyphase filter and filter circuitMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Sep 24, 2019·4 cites·3 claims
- 0364US8571496B2Semiconductor device for signal amplificationMIZOKAMI MASAKAZU·Filed 2010·Granted Oct 29, 2013·2 cites·5 claims
- 0464US7382175B2Frequency mixer preventing degradation in linearity on amplitude of input signalRENESAS TECH CORP·Filed 2005·Granted Jun 3, 2008·4 cites·5 claims
- 0564US6275121B1Microwave circuit for phase shifting having voltage transforming means to control switchingMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Aug 14, 2001·17 cites·10 claims
- 0661US6717469B2Gain control circuit for controlling a gain in a variable gain cellMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Apr 6, 2004·8 cites·6 claims
- 0757US10404228B2Transconductance amplifier and phase shifterMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Sep 3, 2019·1 cites·9 claims
- 0855US6100760AVariable gain amplifierMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Aug 8, 2000·16 cites·19 claims
- 0948US6144233AGain control circuit for controlling operation of a variable-gain amplifier or the likeMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Nov 7, 2000·12 cites·6 claims
- 1043US2013043948A1Semiconductor device for signal amplificationRENESAS ELECTRONICS CORP·Filed 2012·Application pending·0 cites
- 1140US5932926AMicrowave semiconductor integrated circuitMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Aug 3, 1999·9 cites·7 claims
- 1240US2012092065A1Filter circuit and communication semiconductor device using the sameSANO TOMOHIRO·Filed 2011·Application pending·0 cites
- 1339US10530338B2Phase shift precision calibration circuitry, vector sum phase shifter, and wireless communication deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jan 7, 2020·0 cites·4 claims
- 1439US8116715B2Filter circuit and communication semiconductor device using the sameSANO TOMOHIRO·Filed 2008·Granted Feb 14, 2012·1 cites·6 claims
- 1534US11005429B2Current amplifierMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 11, 2021·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →