Inventor · disambiguated record
Yoshihide Takahashi
Also filed as: HAMAOGI MASAHIRO · TAKAHASHI YOSHIHIDE
32 granted patents·4 pending applications·325 citations·filing 1995–2021
97Inventor score
Files withNEC CORP14HITACHI COMP PERIPHERALS CO9HITACHI INFO & TELECOMM ENG2SANYO ELECTRIC CO2HITACHI INFORMATION & TELECOMMUNICATION ENG LTD1
Top patents by PatentIndex Score
36 records- 0197US7495415B2DC backup power supply systemHITACHI LTD·Filed 2005·Granted Feb 24, 2009·50 cites·22 claims
- 0296US7589436B2Data processing unit and DC backup power supplyHITACHI COMP PERIPHERALS CO·Filed 2005·Granted Sep 15, 2009·30 cites·10 claims
- 0395US7911810B2Bi-directional DC-DC converter and method for controlling the sameHITACHI COMP PERIPHERALS CO·Filed 2010·Granted Mar 22, 2011·19 cites·2 claims
- 0492US8130515B2Bi-directional DC-DC converter and method for controlling the sameSHIMADA TAKAE·Filed 2011·Granted Mar 6, 2012·13 cites·12 claims
- 0592US7848118B2Bi-directional DC-DC converter and method for controlling the sameHITACHI COMP PERIPHERALS CO·Filed 2008·Granted Dec 7, 2010·32 cites·18 claims
- 0687US9685713B2Antenna deviceNEC CORP·Filed 2013·Granted Jun 20, 2017·8 cites·18 claims
- 0787US7840840B2DC backup power supply system, a disk array and a DC backup power supplyHITACHI COMP PERIPHERALS CO·Filed 2008·Granted Nov 23, 2010·25 cites·19 claims
- 0885US11271323B2Radio communication apparatusNEC CORP·Filed 2019·Granted Mar 8, 2022·4 cites·14 claims
- 0978US10826148B2Ridge waveguide and array antenna apparatusNEC CORP·Filed 2017·Granted Nov 3, 2020·2 cites·5 claims
- 1077US7705562B2Switching power supply unit and disk array systemHITACHI COMP PERIPHERALS CO·Filed 2006·Granted Apr 27, 2010·15 cites·12 claims
- 1174US11189899B2Feed circuit, antenna, and method for configuring antennaNEC CORP·Filed 2018·Granted Nov 30, 2021·2 cites·9 claims
- 1274US7406623B2DC backup power supply system and disk array using sameHITACHI COMP PERIPHERALS CO·Filed 2004·Granted Jul 29, 2008·27 cites·23 claims
- 1370US7683597B2PWM signal generating circuit and power supply apparatus comprising such PWM signal generating circuitHITACHI COMP PERIPHERALS CO·Filed 2007·Granted Mar 23, 2010·6 cites·21 claims
- 1470US7245469B2DC backup power supply device and method for diagnosing the sameHITACHI COMP PERIPHERALS CO·Filed 2003·Granted Jul 17, 2007·27 cites·5 claims
- 1569US9680303B2Power storage system and power source systemHITACHI INFORMATION & TELECOMMUNICATION ENG LTD·Filed 2013·Granted Jun 13, 2017·4 cites·13 claims
- 1668US7880440B2Switching power supplyHITACHI COMP PERIPHERALS CO·Filed 2008·Granted Feb 1, 2011·8 cites·5 claims
- 1766US9484617B2Antenna device and method for attaching the sameNEC CORP·Filed 2013·Granted Nov 1, 2016·2 cites·10 claims
- 1861US12355131B2Antenna apparatus and radomeNEC CORP·Filed 2021·Granted Jul 8, 2025·0 cites·16 claims
- 1959US8816919B2Wide band antenna, wear, and personal belongingsKURAMOTO AKIO·Filed 2010·Granted Aug 26, 2014·1 cites·20 claims
- 2054US9225181B2Power storage system with constant current charge control or constant voltage charge control depending on battery terminal voltage in a charging processHITACHI INFO & TELECOMM ENG·Filed 2013·Granted Dec 29, 2015·1 cites·8 claims
- 2153US2005146223A1DC backup power supply systemFiled 2005·Application pending·0 cites
- 2252USD609700SAntennaNEC CORP·Filed 2009·Granted Feb 9, 2010·7 cites·1 claims
- 2351US11206067B2Antenna system, control method of antenna system, storage medium, wireless communication apparatus and systemNEC CORP·Filed 2019·Granted Dec 21, 2021·0 cites·9 claims
- 2450US11688949B2Radio communication apparatusNEC CORP·Filed 2019·Granted Jun 27, 2023·0 cites·20 claims
- 2550US9427708B2Hollow fiber membrane moduleNOK CORP·Filed 2013·Granted Aug 30, 2016·0 cites·8 claims
- 2649USD632284SAntennaNEC CORP·Filed 2009·Granted Feb 8, 2011·6 cites·1 claims
- 2749USD632285SAntennaNEC CORP·Filed 2009·Granted Feb 8, 2011·6 cites·1 claims
- 2846US2003222618A1DC backup power supply systemFiled 2003·Application pending·0 cites
- 2944US10177458B2Radio systemNEC CORP·Filed 2015·Granted Jan 8, 2019·0 cites·9 claims
- 3042US5839154AChewing gum removerSUIDEN CO LTD·Filed 1995·Granted Nov 24, 1998·17 cites·13 claims
- 3141US9166501B2Power supply unit for converting power between DC and AC and operating method of the sameHITACHI INFO & TELECOMM ENG·Filed 2013·Granted Oct 20, 2015·0 cites·23 claims
- 3240US2010293582A1Reproducing apparatusSANYO ELECTRIC CO·Filed 2010·Application pending·0 cites
- 3339US10186782B2Antenna and wireless communication apparatusNEC CORP·Filed 2016·Granted Jan 22, 2019·0 cites·13 claims
- 3436US2011210942A1Display apparatus and vending machineSANYO ELECTRIC CO·Filed 2011·Application pending·0 cites
- 3533US8706153B2Communication device and communication systemTAKAHASHI YOSHIHIDE·Filed 2010·Granted Apr 22, 2014·0 cites·8 claims
- 3631US5953443AStripe pattern matching systemNEC CORP·Filed 1998·Granted Sep 14, 1999·13 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →