Inventor · disambiguated record
Atsushi Hirabayashi
Also filed as: HIRABAYASHI ATSUSHI
21 granted patents·138 citations·filing 1991–2020
94Inventor score
Top patents by PatentIndex Score
21 records- 0174US8297142B2ActuatorKAWADA DAISAKU·Filed 2008·Granted Oct 30, 2012·10 cites·16 claims
- 0268US5929716AHigh performance voltage controlled oscillator that is cost efficientSONY CORP·Filed 1996·Granted Jul 27, 1999·23 cites·3 claims
- 0365US5481227AOscillator, synthesizer tuner circuit and AM synchronous detect circuit employing the oscillatorSONY CORP·Filed 1995·Granted Jan 2, 1996·16 cites·12 claims
- 0461US7554393B2Signal amplifierSONY CORP·Filed 2007·Granted Jun 30, 2009·2 cites·8 claims
- 0561US7235981B2Impedance conversion circuit and integrated circuit including thereofSONY CORP·Filed 2006·Granted Jun 26, 2007·3 cites·6 claims
- 0660US7663440B2Amplifier circuit, semiconductor device, and controlling methodSONY CORP·Filed 2007·Granted Feb 16, 2010·2 cites·14 claims
- 0760US7068090B2Amplifier circuitSONY CORP·Filed 2002·Granted Jun 27, 2006·11 cites·7 claims
- 0858US7321253B2MultiplierSONY CORP·Filed 2002·Granted Jan 22, 2008·5 cites·2 claims
- 0958US5210796AStereo/monaural detection apparatusSONY CORP·Filed 1991·Granted May 11, 1993·21 cites·11 claims
- 1055US6078218ANegative amplifier circuitSONY CORP·Filed 1998·Granted Jun 20, 2000·17 cites·4 claims
- 1152US6292032B1High impedance circuitSONY CORP·Filed 2000·Granted Sep 18, 2001·7 cites·7 claims
- 1248US11749088B2Failure information announcement device and failure information announcement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 5, 2023·0 cites·12 claims
- 1348US11489968B2Device failure influence range grasping apparatus, device failure influence range grasping method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 1, 2022·0 cites·12 claims
- 1444US7417439B2Impedance conversion circuit and integrated circuit including thereofSONY CORP·Filed 2007·Granted Aug 26, 2008·0 cites·6 claims
- 1541US5144169AOperational amplifier circuitSONY CORP·Filed 1991·Granted Sep 1, 1992·7 cites·4 claims
- 1637US5450033AFrequency demodulation circuitSONY CORP·Filed 1994·Granted Sep 12, 1995·6 cites·9 claims
- 1735US7605634B2Subtractor circuit and operational amplifierSONY CORP·Filed 2007·Granted Oct 20, 2009·0 cites·8 claims
- 1834US6107842AImpedance conversion circuit, video apparatus, audio apparatus, and communication apparatusSONY CORP·Filed 1999·Granted Aug 22, 2000·4 cites·16 claims
- 1932US6304070B1Voltage/current converter circuit and high-gain amplifying circuitSONY CORP·Filed 2000·Granted Oct 16, 2001·0 cites·4 claims
- 2029US6133763AHigh impedance circuitSONY CORP·Filed 1998·Granted Oct 17, 2000·2 cites·3 claims
- 2129US6051965ATwo-terminal paired circuitSONY CORP·Filed 1998·Granted Apr 18, 2000·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →