Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8638823 | Sending apparatus, receiving apparatus, and transmission system | Hiroshi Takeuchi, Koji Takatori, Yasuyuki Fukashiro, Kohei Mandai | 2014-01-28 |
| 8626001 | Optical communication card and optical transmission device | Masafumi Kamakura, Koji Takatori, Yasuyuki Fukashiro, Tetsuya Uda | 2014-01-07 |
| 8588615 | Optical communication card and communication device | Masafumi Kamakura, Koji Takatori, Yasuyuki Fukashiro, Tetsuya Uda | 2013-11-19 |
| 8149868 | Interface board and optical transmission equipment | Takao Fukushima, Masatoshi Shibasaki, Toshiyuki Atsumi, Yukihisa Tamura | 2012-04-03 |