Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10802493 | Work machine management device, work machine, and work machine management system | Masanori Ogihara, Koji Takeda, Tomonori Ozaki, Akiharu Nishijima | 2020-10-13 |
| 10549681 | Work machine management system and work machine management method | Masanori Ogihara, Koji Takeda, Tomonori Ozaki, Akiharu Nishijima | 2020-02-04 |