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Home › Inventors › Michio Izawa
MI

Michio Izawa

Overall (All Time): #2,284,254 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5471205 Map displaying method — 1995-11-28
5385371 Map in which information which can be coded is arranged in invisible state and a method for coding the content of the map — 1995-01-31

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