Inventor · disambiguated record
Masakatsu Nishigaki
Also filed as: NISHIGAKI MASAKATSU
2 granted patents·68 citations·filing 2004–2013
63Inventor score
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0181US7447339B2Unique code generating apparatus, method, program and recording mediumHITACHI LTD·Filed 2004·Granted Nov 4, 2008·62 cites·7 claims
- 0272US9565023B2Signature generation and verification system and signature verification apparatusHITACHI LTD·Filed 2013·Granted Feb 7, 2017·6 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →