| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | China | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Republic of Korea | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Castillo Felipe J | 12 |
| #2 | Hopkins Thomas H | 12 |
| #3 | Graham Scott T | 9 |
| #4 | Klontz Keith W | 9 |
| #5 | Graham Scott | 4 |
| #6 | Keith W Klontz | 3 |
| #7 | Scott T Graham | 3 |
| #8 | Felipe J Castillo | 3 |
| #9 | Thomas H Hopkins | 3 |
| #10 | Klontz Keith | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20210022665A | Wind turbine, heat pump, energy storage, and heat transfer systems and methods | |
| US10256688B1 | Electric machine rotor cooling systems and methods |