Ritsuo Sakimura
5Patents
2h-index
11Co-inventors
48Inventor score
Filing activity: Feb 14, 1994 → Sep 22, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7564538B2 | Measuring system | Physics | 67 | Active |
| US5440112A | Surveying instrument having mode judgement means | Physics | 56 | Expired |
| US7177016B2 | Electronic surveying apparatus | Physics | 2 | Expired |
| US8749763B2 | Surveying device and communication system for the same | Physics | 2 | Active |
| US10670493B2 | Safety diagnosis system for structure | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.