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Inventor
NISHIGAKI MASAKATSU
JP
2 patents
Patents
2 patents
US7447339B2
Nov 4, 2008
Unique code generating apparatus, method, program and recording medium
HITACHI LTD
62 citations
96
US9565023B2
Feb 7, 2017
Signature generation and verification system and signature verification apparatus
HITACHI LTD
6 citations
65