| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Hong Kong | 3 | |
| #3 | Taiwan | 3 | |
| #4 | Japan | 2 | |
| #5 | Republic of Korea | 2 | |
| #6 | United States | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | Brazil | 1 | |
| #9 | Canada | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Kitchen equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cheung Chun Kong Ian | 19 |
| #2 | Cheung Chun Kong Lan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| TW201615096A | Toasting apparatus | |
| EP2271240A1 | Food cooking oven | |
| JP2007181504A | Rotary oven | |
| US7036426B2 | Rotisserie oven | |
| HK1055532A2 | Rotisserie oven | |
| HK1043486A2 | Rotisserie oven |