| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | United States | 4 | |
| #3 | China | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Environmental technology | |
| #4 | Thermal processes | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Chemical or physical processes | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Heat-exchange device details | |
| #5 | Gas-flow silencers for machines | |
| #6 | Separation | |
| #7 | Mixing | |
| #8 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Seah Alexander M | 4 |
| #2 | Halbirt John P | 4 |
| #3 | Seah Alexander Min | 3 |
| #4 | Jiyon Pii Harubaato | 1 |
| #5 | Derrick Heir Beverly | 1 |
| #6 | Fleming Phillip Bradley | 1 |
| #7 | Seah Heir Zohtan | 1 |
| #8 | Seah Heir Jamel | 1 |
| #9 | Arekusandaa Min Shii | 1 |
| #10 | Hoyle Donald Clifton | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7267330B1 | Split ring seal | |
| EP0697246A2 | Random packing | |
| CA2140614A1 | Random packing | |
| US5543088A | Random packing | |
| US5411681A | Random packing | |
| CA1256785A | Corrugated packing | |
| US4676934A | Structured WV packing elements |