Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9680691 | Connection abnormality detection method, network system, and master device | Hirohito Mizumoto, Shigenori Sawada | 2017-06-13 |
| 9647877 | Network system, master device, and method for controlling network system | Hirohito Mizumoto, Shigenori Sawada | 2017-05-09 |
| 9596124 | Assistance device of network system | Hiromi Sasaki, Hiroshi Yoshida, Takeshi Jinkawa, Masaki Namie, Hirohito Mizumoto +1 more | 2017-03-14 |