| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | Australia | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Czechia | 1 | |
| #7 | Denmark | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | India | 1 | |
| #10 | Norway | 1 | |
| #11 | Poland | 1 | |
| #12 | Taiwan | 1 | |
| #13 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Wheelchairs and sledges | |
| #2 | Cycle accessories | |
| #3 | Cycles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hung George Hon Cheung | 11 |
| #2 | Hung George Hon-Cheung | 10 |
| #3 | Cheung Hung George Hon | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2003215801A8 | Pedalling machines including scooters and driving mechanisms thereof | |
| TW402569B | A bicycle | |
| GB9219948D0 | A cycle | |
| ZA8206191B | A cycle |