Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11509748 | HART modem and diagnostic system | Naoki Furusawa, Naoyuki Fukao, Hiroyuki Tsugane | 2022-11-22 |
| 11415966 | Hart modem and diagnostic system | Naoki Furusawa, Naoyuki Fukao, Hiroyuki Tsugane | 2022-08-16 |
| 8803702 | Instrument status displaying device and instrument status displaying method | — | 2014-08-12 |