Inventor · disambiguated record
Kazuharu Aoki
Also filed as: AOKI KAZUHARU
17 granted patents·3 pending applications·291 citations·filing 1980–2010
94Inventor score
Top patents by PatentIndex Score
20 records- 0191US6608502B2Compact transmitter detection circuit with a wide dynamic rangeALPS ELECTRIC CO LTD·Filed 2002·Granted Aug 19, 2003·46 cites·5 claims
- 0276US8018297B2Balanced-unbalanced conversion circuitALPS ELECTRIC CO LTD·Filed 2009·Granted Sep 13, 2011·8 cites·6 claims
- 0376US5471654ATransmitting/receiving unit having automatic gain control system with temperature compensationALPS ELECTRIC CO LTD·Filed 1994·Granted Nov 28, 1995·34 cites·12 claims
- 0474US5900782AAGC voltage correction circuitALPS ELECTRIC CO LTD·Filed 1997·Granted May 4, 1999·35 cites·13 claims
- 0571US5900781AMultistage variable gain amplifier circuitALPS ELECTRIC CO LTD·Filed 1997·Granted May 4, 1999·30 cites·6 claims
- 0670US5926749AAmplifier circuit having common AGC to IF and RF amplifiers for use in a transmitterALPS ELECTRIC CO LTD·Filed 1997·Granted Jul 20, 1999·31 cites·1 claims
- 0770US4369414AHigh-frequency input circuit for two inputsALPS ELECTRIC CO LTD·Filed 1980·Granted Jan 18, 1983·16 cites·5 claims
- 0859US6359518B1Signal level adjusting circuit using coupling stage for preventing variation from resulting in each operating point of first amplifying stage and second amplifying stageALPS ELECTRIC CO LTD·Filed 2000·Granted Mar 19, 2002·6 cites·14 claims
- 0957US6177837B1Active low-pass filterALPS ELECTRIC CO LTD·Filed 1999·Granted Jan 23, 2001·19 cites·6 claims
- 1052US5327097AGain control circuitALPS ELECTRIC CO LTD·Filed 1993·Granted Jul 5, 1994·12 cites·24 claims
- 1149US6236848B1Receiver integrated circuit for mobile telephoneALPS ELECTRIC CO LTD·Filed 1997·Granted May 22, 2001·24 cites·6 claims
- 1249US6114921ADouble-balanced modulator and quadri-phase shift keying deviceALPS ELECTRIC CO LTD·Filed 1998·Granted Sep 5, 2000·15 cites·5 claims
- 1344US6965759B2Frequency synthesizer capable of obtaining signals in three frequency bandsALPS ELECTRIC CO LTD·Filed 2001·Granted Nov 15, 2005·2 cites·20 claims
- 1444US4596044AUHF-VHF combination tunerALPS ELECTRIC CO LTD·Filed 1983·Granted Jun 17, 1986·7 cites·5 claims
- 1539US2010301983A1Surface-mount air-core coilFURUTA TOSHIRO·Filed 2010·Application pending·0 cites
- 1638US7400197B2Gain control circuit capable of reducing change in gain due to variation of ambient temperatureALPS ELECTRIC CO LTD·Filed 2006·Granted Jul 15, 2008·0 cites·3 claims
- 1734US4581768AVHF tunerALPS ELECTRIC CO LTD·Filed 1984·Granted Apr 8, 1986·3 cites·2 claims
- 1834US2007040630A1Electronic circuit unit having low transmission lossALPS ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 1933US4359701AConstruction of tuning circuit in tunerALPS ELECTRIC CO LTD·Filed 1980·Granted Nov 16, 1982·3 cites·4 claims
- 2030US2002024364A1Frequency synthesizer having shortened lock-up timeALPS ELECTRIC CO LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →