| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Canada | 2 | |
| #5 | China | 2 | |
| #6 | Australia | 1 | |
| #7 | Hong Kong | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Durell William E | 18 |
| Publication | Filing date | Title |
|---|---|---|
| US2010277817A1 | Lens mounting system for use in lens relay systems | |
| US2004236183A1 | Variable view arthroscope | |
| US2006129032A1 | Variable view arthroscope with charge coupled device | |
| US6638216B1 | Variable view arthroscope | |
| US6364830B1 | Variable view arthroscope | |
| US6110105A | Variable view arthroscope |