Inventor
TAKAHASHI YOSHIHIDE
JP32 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI YOSHIHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
14 patentsUS9685713B2Jun 20, 2017
Antenna device
NEC CORP8 citations84
USD632285SFeb 8, 2011
Antenna
NEC CORP6 citations74
USD632284SFeb 8, 2011
Antenna
NEC CORP6 citations74
USD609700SFeb 9, 2010
Antenna
NEC CORP7 citations74
US11271323B2Mar 8, 2022
Radio communication apparatus
NEC CORP4 citations73
US11189899B2Nov 30, 2021
Feed circuit, antenna, and method for configuring antenna
NEC CORP2 citations73
US10826148B2Nov 3, 2020
Ridge waveguide and array antenna apparatus
NEC CORP2 citations73
US5953443ASep 14, 1999
Stripe pattern matching system
NEC CORP13 citations69
US9484617B2Nov 1, 2016
Antenna device and method for attaching the same
NEC CORP2 citations63
US12355131B2Jul 8, 2025
Antenna apparatus and radome
NEC CORP0 citations62
US11206067B2Dec 21, 2021
Antenna system, control method of antenna system, storage medium, wireless communication apparatus and system
NEC CORP0 citations62
US11688949B2Jun 27, 2023
Radio communication apparatus
NEC CORP0 citations52
US10177458B2Jan 8, 2019
Radio system
NEC CORP0 citations52
US10186782B2Jan 22, 2019
Antenna and wireless communication apparatus
NEC CORP0 citations42
HITACHI COMP PERIPHERALS CO
9 patentsUS7911810B2Mar 22, 2011
Bi-directional DC-DC converter and method for controlling the same
HITACHI COMP PERIPHERALS CO19 citations92
US7848118B2Dec 7, 2010
Bi-directional DC-DC converter and method for controlling the same
HITACHI COMP PERIPHERALS CO32 citations92
US7840840B2Nov 23, 2010
DC backup power supply system, a disk array and a DC backup power supply
HITACHI COMP PERIPHERALS CO25 citations92
US7589436B2Sep 15, 2009
Data processing unit and DC backup power supply
HITACHI COMP PERIPHERALS CO30 citations92
US7245469B2Jul 17, 2007
DC backup power supply device and method for diagnosing the same
HITACHI COMP PERIPHERALS CO27 citations91
US7406623B2Jul 29, 2008
DC backup power supply system and disk array using same
HITACHI COMP PERIPHERALS CO27 citations90
US7880440B2Feb 1, 2011
Switching power supply
HITACHI COMP PERIPHERALS CO8 citations84
US7705562B2Apr 27, 2010
Switching power supply unit and disk array system
HITACHI COMP PERIPHERALS CO15 citations83
US7683597B2Mar 23, 2010
PWM signal generating circuit and power supply apparatus comprising such PWM signal generating circuit
HITACHI COMP PERIPHERALS CO6 citations62
HITACHI INFO & TELECOMM ENG
2 patentsUS9225181B2Dec 29, 2015
Power storage system with constant current charge control or constant voltage charge control depending on battery terminal voltage in a charging process
HITACHI INFO & TELECOMM ENG1 citations47
US9166501B2Oct 20, 2015
Power supply unit for converting power between DC and AC and operating method of the same
HITACHI INFO & TELECOMM ENG0 citations39