| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Australia | 1 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Computer technology | |
| #3 | Optics | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Electrotherapy | |
| #2 | Image data processing | |
| #3 | Syringes | |
| #4 | Radio navigation | |
| #5 | Electric digital data processing | |
| #6 | Cameras | |
| #7 | Diagnosis and surgery |
| # | Name | Total Patents |
|---|---|---|
| #1 | Douglas Robert E | 9 |
| #2 | Douglas Kathleen M | 5 |
| #3 | Douglas Robert | 2 |
| #4 | Douglas David Byron | 1 |
| #5 | Douglas Kathleen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2019311542A1 | Smart operating room equipped with smart surgical devices | |
| US2019266805A1 | Processing 3D medical images to enhance visualization | |
| US4529298A | Step and repeat photo mask apparatus |