| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | EPO (European Patent Office) | 8 | |
| #3 | United Kingdom | 3 | |
| #4 | Hong Kong | 3 | |
| #5 | China | 2 | |
| #6 | France | 2 | |
| #7 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Multi-purpose tools | |
| #3 | Turning | |
| #4 | Batteries | |
| #5 | Reduction of greenhouse gas emissions | |
| #6 | Circuits for supplying electric power | |
| #7 | Sawing | |
| #8 | Milling | |
| #9 | Grinding or polishing devices | |
| #10 | Portable lighting devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lui Tat Nin | 24 |
| #2 | Ho Kwok Kwong | 7 |
| #3 | Fong Scott Sze Kok | 5 |
| #4 | Heun Ping Hay | 3 |
| #5 | Ng Heung Ching | 3 |
| #6 | Xu Hong Sheng | 3 |
| #7 | Fong Steven Sze Chun | 2 |
| #8 | Yang Lin | 2 |
| #9 | Tan Zu Sheng | 2 |
| #10 | Sheng Lui Tat Nin Xu Hong | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009038460A1 | Arc-cutting guide for a portable powered hand tool | |
| US2008120848A1 | Crayon sharpener | |
| EP1832392A1 | Power hand tool | |
| EP1698437A1 | Battery operated device with battery pack release mechanism | |
| US2006105687A1 | Tool holder for power tool | |
| US2006077667A1 | Lighting device | |
| HK1074731A2 | Power hand tool. | |
| HK1073975A2 | Laser level. | |
| HK1073213A2 | Power tool with tool bit holder operator. | |
| US2005257382A1 | Electric cutting tool | |
| US2005236917A1 | Power hand tool | |
| GB0218736D0 | Rechargeable battery pack | |
| US2003161697A1 | Drill bit | |
| US6506006B2 | Power hand tool having a detachable handle |