KN

Keiji Nagayama

HI Hitachi: 2 patents #436 of 2,733Top 20%
📍 Hitachinaka, JP: #74 of 333 inventorsTop 25%
Overall (2011): #86,515 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8009536 Recording and reproducing apparatus Tomishige Yatsugi 2011-08-30
7885515 Recording/reproducing device and recording/reproduction method Yuichi Katano 2011-02-08