Inventor · disambiguated record
Hiroyuki Aoyama
Also filed as: AOYAMA HIROYUKI
22 granted patents·4 pending applications·559 citations·filing 1988–2024
96Inventor score
Files withHITACHI METALS LTD16MITSUBISHI ELECTRIC CORP4HITACHI LTD2MURATA MANUFACTURING CO2GONDA MASAYUKI1
Top patents by PatentIndex Score
26 records- 0194US5808381ALinear motorHITACHI METALS LTD·Filed 1995·Granted Sep 15, 1998·101 cites·9 claims
- 0291US7148851B2Antenna device and communications apparatus comprising sameHITACHI METALS LTD·Filed 2004·Granted Dec 12, 2006·81 cites·20 claims
- 0391US6476767B2Chip antenna element, antenna apparatus and communications apparatus comprising sameHITACHI METALS LTD·Filed 2001·Granted Nov 5, 2002·85 cites·32 claims
- 0490US6873291B2Surface-mounted antenna and communications apparatus comprising sameHITACHI METALS LTD·Filed 2002·Granted Mar 29, 2005·65 cites·17 claims
- 0582US6639559B2Antenna elementHITACHI LTD·Filed 2002·Granted Oct 28, 2003·44 cites·25 claims
- 0681US7679569B2Antenna device and multi-band type wireless communication apparatus using sameHITACHI METALS LTD·Filed 2007·Granted Mar 16, 2010·16 cites·29 claims
- 0780US7642970B2Antenna device and wireless communication apparatus using sameHITACHI METALS LTD·Filed 2007·Granted Jan 5, 2010·13 cites·22 claims
- 0879US8253643B2Chip antenna and its production method, and antenna apparatus and communications apparatus comprising such chip antennaKATO TOMOTSUGU·Filed 2008·Granted Aug 28, 2012·15 cites·14 claims
- 0979US7903036B2Antenna device and wireless communication apparatus using the sameHITACHI METALS LTD·Filed 2007·Granted Mar 8, 2011·11 cites·20 claims
- 1078US8154464B2Magnetic material antenna and ferrite sintered bodyGONDA MASAYUKI·Filed 2007·Granted Apr 10, 2012·11 cites·20 claims
- 1176US7651626B2Hexagonal ferrite, antenna using the same and communication apparatusHITACHI METALS LTD·Filed 2006·Granted Jan 26, 2010·7 cites·17 claims
- 1268US7061434B2Surface mount type chip antenna and communication equipment mounted therewithHITACHI METALS LTD·Filed 2004·Granted Jun 13, 2006·19 cites·13 claims
- 1365US7821468B2Chip antenna, an antenna device, and a communication equipmentHITACHI METALS LTD·Filed 2007·Granted Oct 26, 2010·6 cites·14 claims
- 1463US5536983ALinear motorHITACHI METALS LTD·Filed 1994·Granted Jul 16, 1996·27 cites·7 claims
- 1561US5184085AHigh-voltage pulse generating circuit, and discharge-excited laser and accelerator containing such circuitHITACHI METALS LTD·Filed 1992·Granted Feb 2, 1993·19 cites·17 claims
- 1659US7701399B2Chip antenna, an antenna device, and a communication equipmentHITACHI METALS LTD·Filed 2007·Granted Apr 20, 2010·5 cites·34 claims
- 1753US6452554B1Antenna element and radio communication apparatusHITACHI METALS LTD·Filed 1999·Granted Sep 17, 2002·24 cites·18 claims
- 1850US2024395462A1Multilayer ceramic capacitor and method of mounting multilayer ceramic capacitorMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1950US2024395467A1Multilayer ceramic capacitorMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 2046US7015862B2Antenna, method for manufacturing the antenna, and communication apparatus including the antennaHITACHI METALS LTD·Filed 2004·Granted Mar 21, 2006·4 cites·10 claims
- 2143US2008316111A1Antenna, antenna apparatus, and communication deviceHITACHI METALS LTD·Filed 2008·Application pending·0 cites
- 2239US10813212B2Multiband filterMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Oct 20, 2020·0 cites·13 claims
- 2336US2021151850A1Power divider/combinerMITSUBISHI ELECTRIC CORP·Filed 2017·Application pending·0 cites
- 2435US11083079B2Terminal deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Aug 3, 2021·0 cites·10 claims
- 2535US10512153B2High frequency circuitMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Dec 17, 2019·0 cites·11 claims
- 2635US4858096AResonant converter for stabilized operation of switching devicesHITACHI LTD·Filed 1988·Granted Aug 15, 1989·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →