| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | China | 3 | |
| #3 | Hong Kong | 3 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Republic of Korea | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Engines, pumps and turbines | |
| #3 | Thermal processes | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Air-conditioning | |
| #2 | Control or regulating systems | |
| #3 | Rotary-pistons | |
| #4 | Systems controlling non-electric variables | |
| #5 | Shafts | |
| #6 | Refrigerators | |
| #7 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Creamer Michael | 18 |
| Publication | Filing date | Title |
|---|---|---|
| GB201122142D0 | Centrifugal compressors |