| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 9 | |
| #2 | Australia | 1 | |
| #3 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Marshall Ian | 4 |
| Publication | Filing date | Title |
|---|---|---|
| GB201018806D0 | Improvements in track driven vehicles | |
| GB0127016D0 | Imaging optical system | |
| GB0105664D0 | Imaging optical system | |
| AU3211801A | Ophthalmoscope with multiple interchangeable groups of optical components | |
| GB0003333D0 | Ophthalmoscope optical system | |
| GB9709403D0 | Scanning optical projector | |
| GB9601663D0 | Eyepiece | |
| GB9501556D0 | Eyepiece | |
| GB9416118D0 | Binocular magnifier having concave mirror |