RA

Ryoji Araki

Ricoh Company: 3 patents #149 of 1,584Top 10%
Overall (2019): #71,033 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10482233 Device, authentication system, authentication processing method, and computer program product 2019-11-19
10244130 Information processing apparatus and information processing method 2019-03-26
10178275 Information processing system, apparatus, and information processing method 2019-01-08