Inventor
TANAGAWA KOUZI
JP5 patents
Patents
5 patentsUS4843224AJun 27, 1989
IC card
OKI ELECTRIC IND CO LTD106 citations95
US5052002ASep 24, 1991
Method of detecting and indicating errors in a memory device
OKI ELECTRIC IND CO LTD48 citations94
US4901320AFeb 13, 1990
Self-correcting semiconductor memory device and microcomputer incorporating the same
OKI ELECTRIC IND CO LTD36 citations91
US4812634AMar 14, 1989
IC card with a solar battery
OKI ELECTRIC IND CO LTD42 citations91
US4967415AOct 30, 1990
EEPROM system with bit error detecting function
OKI ELECTRIC IND CO LTD24 citations90