| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 9 | |
| #2 | United States | 2 | |
| #3 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chan Yet | 7 |
| Publication | Filing date | Title |
|---|---|---|
| GB9016824D0 | A camera | |
| GB9009637D0 | A camera | |
| GB8908514D0 | Camera mechanism | |
| GB8908019D0 | Camera | |
| GB8823260D0 | Shutter mechanism for camera | |
| GB8502973D0 | Hot shoe attachments | |
| GB2135072A | Device for viewing disc films |