KK

Kazumi Kawamoto

HI Hitachi: 2 patents #622 of 3,771Top 20%
OJ Opnext Japan: 2 patents #2 of 37Top 6%
Overall (2004): #14,229 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6822271 Semiconductor photodetector and optical transmitting device Toshiyuki Mogi, Shinji Tsuji, Hitoshi Nakamura, Masato Shishikura, Satoru Kikuchi 2004-11-23
6813102 Optical module with a monitor photo diode Hiroaki Furuichi, Naoki Matsushima 2004-11-02
6813419 Optical transmission module and optical communication system using the same Naoki Matsushima, Hideo Sotokawa 2004-11-02
6805496 Optical communication module, manufacturing method thereof and wavelength selective filter Hiroaki Furuichi, Katsumi Kuroguchi, Keiichi Yamada, Shintarou Sakamoto 2004-10-19