MS

Michio Shimada

NE Nec: 2 patents #67 of 1,182Top 6%
Overall (1997): #29,373 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5687238 Small size product cipher apparatus — 1997-11-11
5640455 Secret-key enciphering method and arrangement therefor capable of preventing unfair acquirement of information — 1997-06-17