Inventor
CHIMURA SHIGEMI
JP10 patents
Patents
10 patentsUS6498923B2Dec 24, 2002
Telecommunication device
ROHM CO LTD37 citations92
US6422473B1Jul 23, 2002
Circuit chip mounted card and circuit chip module
ROHM CO LTD45 citations92
US6181001B1Jan 30, 2001
Card mounted with circuit chip and circuit chip module
ROHM CO LTD39 citations92
US6624743B1Sep 23, 2003
Automatic adjusting responder with no self-contained power supply
ROHM CO LTD48 citations91
US6478228B1Nov 12, 2002
Card mounted with circuit chip and circuit chip module
ROHM CO LTD50 citations91
US5208492AMay 4, 1993
Output buffer user-programmable to function as cmos output driver or open-drain output driver
ROHM CO LTD25 citations91
US6464145B1Oct 15, 2002
Non-contact communication device
ROHM CO LTD9 citations72
US5396639AMar 7, 1995
One chip microcomputer having programmable I/O terminals programmed according to data stored in nonvolatile memory
ROHM CO LTD11 citations71
US6842859B1Jan 11, 2005
Authentication system, authentication device, authentication data producing device, and authentication method
ROHM CO LTD3 citations62
US6679424B2Jan 20, 2004
Non contact type IC card
ROHM CO LTD4 citations62