Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7945821 | Time lag measuring device, distance measuring apparatus and distance measuring method | Yoshikatsu Tokuda, Fumio Ohtomo | 2011-05-17 |
| 7903235 | Surveying instrument and surveying method | Isao Minegishi | 2011-03-08 |