| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 4 | |
| #2 | United States | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Chemical engineering | |
| #3 | Machine tools | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Handles for hand implements | |
| #3 | Separation | |
| #4 | Treating harvested food | |
| #5 | Kitchen equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pang Kwok Fung | 4 |
| #2 | Wong Raymon Wai Man | 3 |
| #3 | Jianan He | 2 |
| #4 | Lee Wai Cheung | 2 |
| #5 | Man Wong Raymon Wai | 1 |
| #6 | Zhao Zhongwei | 1 |
| #7 | Ho Ka Nam | 1 |
| #8 | Zhou Xiao Ming | 1 |
| #9 | Fung Pang Kwok | 1 |
| #10 | Chau Chung Leung | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2014352554A1 | Dual-layer filter net and juicer using the same | |
| CN103654640A | Robot cleaner driving wheel mechanism | |
| WO2012130123A1 | Steam mop with detachable sweeper head | |
| CN102802489A | Floor sweeper | |
| FR2910799A3 | SOIL CLEANING APPARATUS COMPRISING AN EXTENDED HANDLE AND HAND EXTENSION | |
| GB0718518D0 | Floor cleaning apparatus with elongate handle and handle extension | |
| CN101033014A | Vacuum sealing device | |
| CN1853554A | Electric sweeper |