| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | Australia | 3 | |
| #5 | China | 3 | |
| #6 | Taiwan | 2 | |
| #7 | South Africa | 2 | |
| #8 | Brazil | 1 | |
| #9 | Canada | 1 | |
| #10 | Israel | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lau Kwok Din | 13 |
| #2 | Lau Kwokdin | 5 |
| #3 | Lau Kwok-Din | 3 |
| #4 | Kwok-Din Lau | 1 |
| #5 | Liu Kwok-Din | 1 |
| #6 | Lau Kwok | 1 |
| #7 | Guodian Liu | 1 |
| #8 | Din Lau Kwok | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2003229252A1 | Security device for a disk box | |
| US7111729B2 | Low-profile disk case | |
| US6929123B2 | Security disk case | |
| US6669018B2 | Disk security device | |
| US6554132B2 | Disk protective enclosure | |
| TW593078B | Optic disc protective case | |
| TW535151B | Compact disc container | |
| EP0977202A1 | Tray for two compact discs, intended for installation in a standard jewel box | |
| US5944181A | Disk protective enclosure |