Inventor
UMEDA TOSHIYUKI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “UMEDA TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
29 patentsUS7840181B2Nov 23, 2010
Rectifier circuit and radio communication device
TOSHIBA KK15 citations92
US7424265B2Sep 9, 2008
Rectifier circuit and radio communication device
TOSHIBA KK38 citations92
US6684032B1Jan 27, 2004
Optical signal receiver apparatus
TOSHIBA KK23 citations92
US5939922AAug 17, 1999
Input circuit device with low power consumption
TOSHIBA KK25 citations92
US7904121B2Mar 8, 2011
Generating device of trigger signal
TOSHIBA KK7 citations84
US7890054B2Feb 15, 2011
Rectifier circuit and radio communication device
TOSHIBA KK11 citations84
US7715802B2May 11, 2010
Frequency synthesizer and multi-band radio apparatus using said frequency synthesizer
TOSHIBA KK11 citations84
US7424266B2Sep 9, 2008
Rectifier circuit and RFID tag
TOSHIBA KK13 citations84
US6985701B2Jan 10, 2006
Frequency synthesizer and multi-band radio apparatus using said frequency synthesizer
TOSHIBA KK12 citations84
US6249178B1Jun 19, 2001
High-speed output circuit device with a switch circuit
TOSHIBA KK17 citations84
US7843709B2Nov 30, 2010
Rectifier circuit and radio communication device using the same
TOSHIBA KK7 citations74
US6946895B2Sep 20, 2005
Mixer device including an amplifier circuit
TOSHIBA KK7 citations74
US6768379B2Jul 27, 2004
Amplifier circuit
TOSHIBA KK10 citations74
US6384399B1May 7, 2002
Optical receiving circuit comprising a reflection coefficient setting circuit
TOSHIBA KK7 citations74
US10027378B2Jul 17, 2018
Power reception device, power transmission device, and wireless power transmission system
TOSHIBA KK2 citations73
US9025408B2May 5, 2015
Semiconductor integrated circuit and information processing apparatus
TOSHIBA KK2 citations63
US7746120B2Jun 29, 2010
Voltage to current converter
TOSHIBA KK3 citations63
US7075345B2Jul 11, 2006
Frequency converter having low supply voltage
TOSHIBA KK4 citations63
US5896051AApr 20, 1999
Output circuit and output circuit device
TOSHIBA KK3 citations63
US8049509B2Nov 1, 2011
Battery information acquiring apparatus
TOSHIBA KK5 citations62
US7907006B2Mar 15, 2011
Demodulator
TOSHIBA KK4 citations62
US7853236B2Dec 14, 2010
Rectifier circuit and RFID tag
TOSHIBA KK3 citations62
US7450009B2Nov 11, 2008
Wireless tag reader, wireless tag system, computer readable medium and wireless communication method
TOSHIBA KK4 citations62
US9325362B2Apr 26, 2016
Rectification circuit and wireless communication apparatus using the same
TOSHIBA KK0 citations52
US7978486B2Jul 12, 2011
Rectifier circuit and radio communication device using the same
TOSHIBA KK0 citations52
US7123061B2Oct 17, 2006
Frequency converter having low supply voltage
TOSHIBA KK0 citations52
US6954089B2Oct 11, 2005
Frequency converter having low supply voltage
TOSHIBA KK0 citations52
US10158240B2Dec 18, 2018
Electrical storage device and wireless system
TOSHIBA KK0 citations42
US7812710B2Oct 12, 2010
Wireless sensor and method of controlling a wireless sensor
TOSHIBA KK0 citations36
OTAKA SHOJI
3 patentsUS9614487B2Apr 4, 2017
Wireless communicatoin method and apparatus for reducing reception error by performing automatic gain control (AGC) based on a comparison between the received signal and a reference value
OTAKA SHOJI2 citations72
US8085000B2Dec 27, 2011
Charger including a bias voltage applied to a rectifier to rectify received radio waves based on rectifier output voltage
OTAKA SHOJI0 citations51
US8085069B2Dec 27, 2011
Starting apparatus and starting method
OTAKA SHOJI0 citations51
SAKAMOTO TAKAFUMI
3 patentsUS8339278B2Dec 25, 2012
Electronic system with AC-DC convertor controlled by received signal and AC-DC adaptor
SAKAMOTO TAKAFUMI2 citations61
US8588118B2Nov 19, 2013
Wireless communication device and wireless communication system
SAKAMOTO TAKAFUMI4 citations60
US8327160B2Dec 4, 2012
Remote controller, electrical apparatus and wireless controlling system for controlling the electrical apparatus to turn on at a startup time
SAKAMOTO TAKAFUMI2 citations60