| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Canada | 2 | |
| #5 | Hong Kong | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Audio-visual technology | |
| #3 | Optics | |
| #4 | Control | |
| #5 | Machines | |
| #6 | Furniture and games | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Advertising | |
| #2 | Indexing scheme for uses of lighting devices | |
| #3 | Portable lighting devices | |
| #4 | Optical systems | |
| #5 | Lighting device details | |
| #6 | Traffic control systems | |
| #7 | Unspecified technologies | |
| #8 | Platform constructions | |
| #9 | Toys | |
| #10 | Special light sources |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lo Teddy Yeung Man | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US2006109676A1 | Fiber optics illuminated glow stick | |
| US2006038702A1 | LED traffic light | |
| WO2005108861A1 | Led illuminated glow stick | |
| CA2557780A1 | Led traffic light |