| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Taiwan | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Thermal processes | |
| #4 | Furniture and games | |
| #5 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hu Lung-Tan | 19 |
| #2 | Chen Gordon Ching | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2011251743A1 | Mackay cold-expansion engine system | |
| US2010258068A1 | Spark-ignition type cross-cycle internal combustion engine | |
| US2010258067A1 | Overhead-exhaust type cross-cycle internal combustion engine | |
| US2010258066A1 | Diesel type cross-cycle internal combustion engine | |
| TW200506186A | Eight-stroke internal combustion engine utilizing a slave cylinder | |
| EP1528234A1 | Eight-stroke internal combustion engine utilizing a slave cylinder |