Inventor
SUGIMURA YOSHIYASU
JP31 patents
⚠️ This page may combine multiple inventors who share the name “SUGIMURA YOSHIYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
17 patentsUS6608995B1Aug 19, 2003
Detection circuit for proximity IC card device
FUJITSU LTD100 citations98
US4918599AApr 17, 1990
Interrupt control system
FUJITSU LTD24 citations92
US7746234B2Jun 29, 2010
RFID tag
FUJITSU LTD9 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
US8022878B2Sep 20, 2011
RFID tag and manufacturing method thereof
FUJITSU LTD6 citations74
US7728733B2Jun 1, 2010
RFID tag and RFID tag production method
FUJITSU LTD6 citations74
US10032104B2Jul 24, 2018
RFID tag
FUJITSU LTD4 citations72
US9972884B2May 15, 2018
RFID tag
FUJITSU LTD4 citations72
US8002195B2Aug 23, 2011
Radio-frequency identification tag
FUJITSU LTD2 citations63
US7821398B2Oct 26, 2010
RFID tag and method of manufacturing RFID tag
FUJITSU LTD3 citations63
US7786873B2Aug 31, 2010
Flexible RFID tag preventing bending stress and breakage
FUJITSU LTD4 citations63
US7741972B2Jun 22, 2010
Metal-suitable RFID tag and RFID tag unit therefor
FUJITSU LTD4 citations62
US8009049B2Aug 30, 2011
RFID tag and method of manufacturing RFID tag
FUJITSU LTD0 citations52
US7427919B2Sep 23, 2008
RFID tag set, RFID tag and RFID tag component
FUJITSU LTD1 citations52
US9477920B2Oct 25, 2016
RFID tag
FUJITSU LTD0 citations51
US8876007B2Nov 4, 2014
RFID tag
FUJITSU LTD0 citations40
BABA SHUNJI
7 patentsUS8430324B2Apr 30, 2013
RFID tag manufacturing method and RFID tag
BABA SHUNJI16 citations83
US8528826B2Sep 10, 2013
Wireless tag and manufacturing method
BABA SHUNJI2 citations62
US8763911B2Jul 1, 2014
RFID tag
BABA SHUNJI0 citations51
US8453938B2Jun 4, 2013
Radio tag and method for manufacturing radio tag
BABA SHUNJI0 citations51
US8424771B2Apr 23, 2013
RFID tag
BABA SHUNJI0 citations51
US8286888B2Oct 16, 2012
Radio-frequency identification tag
BABA SHUNJI1 citations51
US8471710B2Jun 25, 2013
Wireless tag and method of producing wireless tag
BABA SHUNJI0 citations41
FUJITSU FRONTECH LTD
4 patentsUS7259726B2Aug 21, 2007
Compact loop antenna for inductive read/write apparatus
FUJITSU FRONTECH LTD9 citations73
US7274296B2Sep 25, 2007
RFID tag
FUJITSU FRONTECH LTD4 citations63
US7458513B2Dec 2, 2008
IC card reading apparatus and its related method
FUJITSU FRONTECH LTD2 citations62
US12462139B2Nov 4, 2025
RFID tag
FUJITSU FRONTECH LTD0 citations47