Inventor
FUKUSHIMA SHINICHIRO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “FUKUSHIMA SHINICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
19 patentsUS7360091B2Apr 15, 2008
Secure data transfer method of using a smart card
HITACHI LTD51 citations92
US6840448B2Jan 11, 2005
Portable information processing apparatus
HITACHI LTD30 citations92
US6691150B1Feb 10, 2004
Information device, information device system control method, and information device system
HITACHI LTD25 citations92
US6584272B1Jun 24, 2003
Data recording apparatus
HITACHI LTD51 citations92
US6487589B1Nov 26, 2002
Information device, information device system control method, and information device system
HITACHI LTD21 citations92
US6131111AOct 10, 2000
Information device information device system control method, and information device system
HITACHI LTD29 citations92
US7873767B2Jan 18, 2011
Wireless IC memory, accessing apparatus for use of wireless IC memory, accessing control method for use of wireless IC memory, and wireless IC memory system
HITACHI LTD37 citations91
US7003606B2Feb 21, 2006
Electronic device, method for using electronic device, and electronic device system for reserving bus usage time on a bus to conduct communications between electronic devices
HITACHI LTD43 citations91
US6757765B1Jun 29, 2004
Electronic device, method for using electronic device, and electronic device system for reserving bus usage time on a bus to conduct communications between electronic devices
HITACHI LTD24 citations91
US6895393B1May 17, 2005
Electronic book distributing system by use of purchase certificate and devices therefor
HITACHI LTD36 citations89
US7737824B2Jun 15, 2010
Radio frequency identification (RFID) tag, portable terminal, and server for RFID tag
HITACHI LTD15 citations82
US6697563B1Feb 24, 2004
Information recording medium, motion-picture voice recording/reproducing apparatus, and motion-picture voice recording/reproducing method
HITACHI LTD11 citations73
US7425897B2Sep 16, 2008
Radio frequency identification (RFID) device with a response stop command
HITACHI LTD8 citations72
US6728765B2Apr 27, 2004
Information device, information device system control method, and information device system
HITACHI LTD3 citations62
US7710272B2May 4, 2010
Radio frequency identification (RFID) device with a response stop command
HITACHI LTD0 citations51
US7136910B2Nov 14, 2006
Information device, information device system control method, and information device system
HITACHI LTD1 citations51
US8001326B2Aug 16, 2011
Portable terminal
HITACHI LTD0 citations49
US7356645B2Apr 8, 2008
Portable terminal with an IC card mounted thereon
HITACHI LTD0 citations49
US7404523B2Jul 29, 2008
IC card with a cipher key conversion function
HITACHI LTD0 citations41