RN

Ryuuichiroh NAKAYAMA

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #3,007,170 of 4,157,543Top 75%
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Patent #TitleCo-InventorsDate
9380180 Electronic apparatus, information processing system, and information processing method Tsutomu Ohishi 2016-06-28