| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Hong Kong | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wong Chi Man | 6 |
| #2 | Hai Chi Ching | 6 |
| #3 | Lee Tat Mo | 3 |
| #4 | Wong Chai Man | 2 |
| #5 | Chi Man Wong | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2359245A1 | Package security device | |
| US6651811B2 | Anti-pilferage device for optical disc holder | |
| US6415918B1 | Optical disc holder | |
| US6085900A | Optical disc holder |