YU

Yasunobu Ueno

Ricoh Company: 1 patents #306 of 812Top 40%
Overall (2005): #72,896 of 245,428Top 30%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6936323 Optical recording medium, and method and device using the same Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Ikuo Shimizu, Motoharu Kinugasa +1 more 2005-08-30