Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10092472 | Nurse call system, interface unit, and nurse call connection method | Shigeru Maruyama, Kou Nogami, Rintarou Ashida, Ken Utsuki, Norio Murakami | 2018-10-09 |
| 9787833 | Nurse call system, nurse call conversion unit, nurse call connection method, and program | Shigeru Maruyama, Kou Nogami, Rintarou Ashida, Ken Utsuki, Norio Murakami | 2017-10-10 |