| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | United States | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Diagnosis and surgery | |
| #3 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ohtsuki Shigeo | 11 |
| #2 | Tanaka Motonao | 10 |
| Publication | Filing date | Title |
|---|---|---|
| EP1260834A1 | Echo image forming apparatus and method | |
| JPH11108947A | Method for displaying in-plane flow | |
| EP0474867A1 | Method of processing doppler signal | |
| EP0379593A1 | Doppler system flow velocity distribution measuring apparatus |