| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 10 | |
| #2 | Hong Kong | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Engines, pumps and turbines | |
| #3 | Audio-visual technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yung Yau | 3 |
| #2 | Yau Yung | 3 |
| #3 | Lee Steven | 1 |
| #4 | Yung Simon | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8415627D0 | Microwave oven | |
| GB8325893D0 | Ceiling fans | |
| GB8302864D0 | Ceiling fan | |
| GB2105931A | A split-phase capacitor motor | |
| GB2069622A | Mounting fan blade | |
| GB2066581A | Motor control | |
| GB2031068A | Electric ceiling fans | |
| GB1590186A | Electric celling fans | |
| GB1586227A | Electrical connector for motor windings | |
| GB1434859A | Electric motors |