| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Brazil | 1 | |
| #3 | Chile | 1 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | Philippines | 1 | |
| #8 | Singapore | 1 | |
| #9 | Taiwan | 1 | |
| #10 | United States | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Air-conditioning | |
| #2 | Pipes | |
| #3 | Structural elements | |
| #4 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chan Kwan Heng | 10 |
| #2 | Kwan Heng Chan | 2 |
| Publication | Filing date | Title |
|---|---|---|
| SG10201606130VA | A Duct Panel |