HW

Hidenori Wada

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
📍 Anjo, JP: #72 of 183 inventorsTop 40%
Overall (2004): #207,550 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6819646 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus Yasuo Kitaoka, Ken'ichi Kasazumi, Katsuhiko Kumagawa, Kazuhisa Yamamoto 2004-11-16