| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | Australia | 3 | |
| #4 | EAPO (Eurasian Patent Organization) | 1 | |
| #5 | Japan | 1 | |
| #6 | United States | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edney Guy Spencer | 15 |
| Publication | Filing date | Title |
|---|---|---|
| AU2005203204A1 | Projection Unit | |
| GB0318831D0 | Projection unit | |
| GB0220903D0 | Projection unit |