RT

Ryoji Takeyari

HI Hitachi: 2 patents #478 of 3,189Top 15%
📍 Kokubunji, JP: #17 of 125 inventorsTop 15%
Overall (2005): #36,458 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6931039 Optical transmitter equipment and semiconductor laser device Kouji Nakahara 2005-08-16
6850713 Optical single sideband transmitter Nobuhiko Kikuchi, Toshiki Sugawara 2005-02-01