TO

Tadaaki OYAMA

Ricoh Company: 3 patents #64 of 982Top 7%
Overall (2023): #58,946 of 537,848Top 15%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11694455 Fraud confirmation assisting apparatus and fraud confirmation method including a light source irradiating an object in the invisible wavelength range and read by a reading sensor to output a plurality of pieces of fraud confirmation information Masamoto Nakazawa 2023-07-04
11695892 Reading device and method of detecting feature amount from visible or invisible image Shogo Nakamura, Ayumu HASHIMOTO, Masamoto Nakazawa 2023-07-04
11553108 Reading device, image forming apparatus, and method Kohsuke Nambara, Ayumu HASHIMOTO, Masamoto Nakazawa 2023-01-10