Inventor · disambiguated record
Kouichiro Yamaguchi
Also filed as: YAMAGUCHI KOUICHIRO
9 granted patents·51 citations·filing 2006–2011
85Inventor score
Top patents by PatentIndex Score
9 records- 0178US7843272B2Low noise amplifierICOM INC·Filed 2009·Granted Nov 30, 2010·11 cites·12 claims
- 0278US7737783B2Differential amplifierICOM INC·Filed 2008·Granted Jun 15, 2010·11 cites·5 claims
- 0378US7633344B2Low noise amplifier and differential amplifierICOM INC·Filed 2008·Granted Dec 15, 2009·11 cites·7 claims
- 0476US8188777B2Charge pump circuit and PLL circuit using the sameYAMAGUCHI KOUICHIRO·Filed 2010·Granted May 29, 2012·6 cites·6 claims
- 0568US8305155B2Phase locked loop circuit with variable voltage sourcesYAMAGUCHI KOUICHIRO·Filed 2010·Granted Nov 6, 2012·4 cites·5 claims
- 0661US7339432B2Variable gain amplifier and differential amplifierICOM INC·Filed 2006·Granted Mar 4, 2008·5 cites·12 claims
- 0753US7501891B2Variable gain amplifier and differential amplifierICOM INC·Filed 2007·Granted Mar 10, 2009·3 cites·10 claims
- 0842US8731112B2Tone signal circuit and wireless receiverYAMAGUCHI KOUICHIRO·Filed 2011·Granted May 20, 2014·0 cites·9 claims
- 0932US8334710B2Level conversion circuitYAMAGUCHI KOUICHIRO·Filed 2011·Granted Dec 18, 2012·0 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →