Inventor · disambiguated record
Junichiro Yamakawa
Also filed as: YAMAKAWA JUNICHIRO
12 granted patents·3 pending applications·124 citations·filing 2001–2012
90Inventor score
Files withYAMAKAWA JUNICHIRO5HITACHI INT ELECTRIC INC3ISIZAKA NOBUYUKI1NIHON DEMPA KOGYO CO1ONZUKA TATSUNORI1
Top patents by PatentIndex Score
15 records- 0190US6933327B2Dental curable compositionTOKUYAMA CORP·Filed 2001·Granted Aug 23, 2005·34 cites·14 claims
- 0284US6417731B1Distortion-compensated amplifier deviceHITACHI INT ELECTRIC INC·Filed 2001·Granted Jul 9, 2002·43 cites·17 claims
- 0381US8277731B2Sensing deviceYORITA TOMOYA·Filed 2010·Granted Oct 2, 2012·7 cites·6 claims
- 0478US8176773B2Piezoelectric sensor and sensing instrumentYAMAKAWA JUNICHIRO·Filed 2009·Granted May 15, 2012·6 cites·4 claims
- 0574US9320684B2Dental restorative materialISIZAKA NOBUYUKI·Filed 2012·Granted Apr 26, 2016·4 cites·4 claims
- 0669US7375588B2Transmission amplifierHITACHI INT ELECTRIC INC·Filed 2004·Granted May 20, 2008·17 cites·3 claims
- 0768US8111110B2Low-noise voltage controlled oscillatorYAMAKAWA JUNICHIRO·Filed 2009·Granted Feb 7, 2012·6 cites·10 claims
- 0860US8547183B2Voltage controlled oscillatorYAMAKAWA JUNICHIRO·Filed 2010·Granted Oct 1, 2013·2 cites·14 claims
- 0955US8416028B2Voltage controlled oscillator and electronic componentYAMAKAWA JUNICHIRO·Filed 2010·Granted Apr 9, 2013·1 cites·2 claims
- 1042US6819174B2Amplification deviceHITACHI INT ELECTRIC INC·Filed 2003·Granted Nov 16, 2004·4 cites·23 claims
- 1139US2003011428A1Feedforward amplifierFiled 2002·Application pending·0 cites
- 1236US2003008683A1Base-station amplifier deviceFiled 2001·Application pending·0 cites
- 1335US7924106B2Oscillation moduleNIHON DEMPA KOGYO CO·Filed 2008·Granted Apr 12, 2011·0 cites·8 claims
- 1435US2012038425A1Voltage controlled oscillatorYAMAKAWA JUNICHIRO·Filed 2011·Application pending·0 cites
- 1531US8283989B2Voltage controlled oscillatorONZUKA TATSUNORI·Filed 2010·Granted Oct 9, 2012·0 cites·3 claims
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