Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099578 | Work machine management system | Masanori Ogihara, Tomonori Ozaki, Akiharu Nishijima, Ryuuen Kou | 2021-08-24 |
| 11082260 | Network system, network device, and recording medium | Hiroki Ikenaga | 2021-08-03 |
| 10946794 | Work machine management system, work machine control system, and work machine | Masanori Ogihara, Tomonori Ozaki, Akiharu Nishijima, Ryuuen Kou | 2021-03-16 |