Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8005514 | Field device and method for transferring the field device's signals | Takashi Nishijima | 2011-08-23 |
| 7999661 | Signal relay device, communication network system and operation system | Isao Uchida, Masanori Noguchi, Toshiro Tomita, Tetsuo Hoshi, Koji Demachi +2 more | 2011-08-16 |