Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10007075 | Optical module and transmission device | Fumihide Maeda, Hiroki Irie, Hiroyoshi Ishii | 2018-06-26 |
| 8107823 | Optical transmission module | Hiroyoshi Ishii, Osamu Yamada, Fumihide Maeda, Satoshi Motohiro | 2012-01-31 |
| 7766679 | Pluggable module and detaching jig thereof | Futoshi Endou, Hiroyoshi Ishii, Satoshi Motohiro | 2010-08-03 |
| 6923580 | Optical transmission module | Katsuya Ohno, Tsutomu Kuroiwa, Osamu Yamada, Shigeru Tokita | 2005-08-02 |
| 5258667 | Logic circuit for controlling a supply on drive pulses to regulate an output level | Hideaki Yamada | 1993-11-02 |