HY

Hajime Yuzurihara

Ricoh Company: 1 patents #810 of 1,683Top 50%
Overall (2011): #290,099 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8075974 Optical recording medium Hiroshi Deguchi, Eiko Hibino, Hiroko Ohkura, Kazunori Ito, Hiroyuki Iwasa 2011-12-13