Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193765 | Surveying instrument and photogrammetric method | Kaoru Kumagai, Tetsuji Anai | 2021-12-07 |
| 11150346 | Measuring method and laser scanner | Kaoru Kumagai, Tetsuji Anai | 2021-10-19 |
| 11035936 | Deflecting device and surveying instrument | Hideyuki Matsumoto | 2021-06-15 |
| 11029154 | Deflecting device and surveying instrument | Hideyuki Matsumoto, Kaoru Kumagai | 2021-06-08 |
| 10983196 | Laser scanner and surveying system | Kaoru Kumagai | 2021-04-20 |
| 10982957 | Surveying system | Kaoru Kumagai, Satoshi Yanobe | 2021-04-20 |
| 10921430 | Surveying system | Kaoru Kumagai, Tetsuji Anai | 2021-02-16 |
| 10895632 | Surveying system | Kaoru Kumagai, Nobuyuki Nishita | 2021-01-19 |