Inventor
KAWASAKI YUSUKE
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI YUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
16 patentsUS6608995B1Aug 19, 2003
Detection circuit for proximity IC card device
FUJITSU LTD100 citations98
US7492812B2Feb 17, 2009
RFID transceiver device
FUJITSU LTD26 citations92
US6658497B1Dec 2, 2003
System for recognizing of a device connection state by reading structure information data which produced by pull-up resistor and pull-down resistor
FUJITSU LTD31 citations92
US7080258B2Jul 18, 2006
IC, IC-mounted electronic device, debugging method and IC debugger
FUJITSU LTD15 citations84
US6765972B1Jul 20, 2004
Carrier synchronization type demodulator for PSK signal
FUJITSU LTD15 citations84
US6536673B1Mar 25, 2003
Circuit for detecting presence or absence of proximity IC card device
FUJITSU LTD15 citations84
US6993654B2Jan 31, 2006
Secure encryption processor with tamper protection
FUJITSU LTD16 citations82
US6952822B2Oct 4, 2005
Program installation method, program installation system, program executing apparatus, and storage medium
FUJITSU LTD10 citations73
US6591281B1Jul 8, 2003
Numerical data processing apparatus and numerical data processing method
FUJITSU LTD7 citations73
US6519650B1Feb 11, 2003
System and method for controlling data transfer between portable medias and a processor to minimize communication hardware requirements
FUJITSU LTD11 citations73
US6968995B1Nov 29, 2005
Integrated circuit for protocol control
FUJITSU LTD7 citations72
US7107377B2Sep 12, 2006
Information processing apparatus and method of controlling an access level
FUJITSU LTD3 citations62
US7039779B2May 2, 2006
Access monitor and access monitoring method for monitoring access between programs
FUJITSU LTD5 citations61
US9819087B2Nov 14, 2017
Planar antenna
FUJITSU LTD0 citations42
US6549993B2Apr 15, 2003
Contents check method, contents renewal method and processing apparatus
FUJITSU LTD0 citations42
US7657758B2Feb 2, 2010
Processing apparatus and integrated circuit to prevent illicit access and reverse engineering
FUJITSU LTD0 citations41