RY

Ryu Yokoyama

NE Nec: 2 patents #66 of 878Top 8%
Overall (2005): #36,442 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6868204 Optical amplifying and relaying system Takaaki Ogata 2005-03-15
6845192 Optical amplifying and relaying system Takaaki Ogata 2005-01-18