YY

Yoshitaka Yokoyama

NE Nec: 5 patents #2,830 of 14,502Top 20%
FU Fujikura: 1 patents #788 of 1,407Top 60%
ND Nec Compound Semiconductor Devices: 1 patents #19 of 87Top 25%
Overall (All Time): #720,761 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10658809 Optical power monitoring device, laser device, and laser system 2020-05-19
8027585 Optical communication method, optical communication device, and optical communication system 2011-09-27
7937000 Optical receiver and optical transceiver using the same 2011-05-03
7174098 Apparatus and method for monitoring optical signal 2007-02-06
6788717 Wavelength stabilized laser module 2004-09-07
6704334 Compact semiconductor laser diode module 2004-03-09
6323507 Semiconductor photonic element, method of fabricating the same, and semiconductor photonic device equipped therewith Koji Kudo, Masayoshi Tsuji 2001-11-27