HO

Hisashi Okumura

NA National Printing Bureau, Incorporated Administrative Agency: 1 patents #4 of 20Top 20%
📍 Oshima, JP: #663 of 1,090 inventorsTop 65%
Overall (All Time): #3,390,819 of 4,157,543Top 85%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7243952 Authenticatable printed matter, and method for producing the same Kazuhiko Shimada, Masato Kiuchi 2007-07-17