YI

Yoshihiko Itoh

Ricoh Company: 1 patents #186 of 609Top 35%
📍 Yokohama, JP: #140 of 194 inventorsTop 75%
Overall (2002): #86,501 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6464797 Method of separating electrophotographic carrier compositions and recycling the compositions Kunitoshi Sugiyama, Hideyuki Santoh, Kunio Arai, Tadafumi Ajiri 2002-10-15