Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193765 | Surveying instrument and photogrammetric method | Fumio Ohtomo, Kaoru Kumagai | 2021-12-07 |
| 11150346 | Measuring method and laser scanner | Fumio Ohtomo, Kaoru Kumagai | 2021-10-19 |
| 10921430 | Surveying system | Fumio Ohtomo, Kaoru Kumagai | 2021-02-16 |