TH

Takahiro Hamagishi

OJ Opnext Japan: 2 patents #72 of 185Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HS Hitachi Communication Systems: 1 patents #34 of 83Top 45%
Overall (All Time): #1,599,207 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6925264 Optical transmitter and optical transmitting apparatus using the same Shigeru Tokita, Atsushi Hasegawa 2005-08-02
6901223 Optical transmitter and optical transmitting apparatus using the same Shigeru Tokita, Atsushi Hasegawa 2005-05-31
6559997 Optical transmitter and optical transmitting apparatus using the same Shigeru Tokita, Atsushi Hasegawa 2003-05-06