Patents owned by White Knight Fluid Handling are listed below. This list is not a comprehensive list of all White Knight Fluid Handling patents. Copies of US patents are available at https://patents.google.com/ or www.uspto.gov.
Patents owned by White Knight’s parent company, Graco, Inc., are available at https://www.graco.com/us/en/patents.html
| 製品 | 国 | 特許 # |
| Aquarius Series Heaters | US | 11060764 |
| US | 10139133 | |
| US | 7258801 | |
| Germany | 102019130416 | |
| Japan | 6978477 | |
| Korea | 10-2280970 | |
| Taiwan | I740269 | |
| Others | Pending | |
| Bellows Pumps | US | 9856865 |
| Japan | 6051464 | |
| Taiwan | I582312 | |
| FHA Filter Housings | Japan | 6595174 |
| Taiwan | I597096 | |
| GDI Series Heaters | US | 11060764 |
| US | 10139133 | |
| US | 7258801 | |
| Germany | 102019130416 | |
| Japan | 6978477 | |
| Korea | 10-2280970 | |
| Taiwan | I740269 | |
| Others | Pending | |
| Inline Heaters | US | 9983043 |
| PA Series Pumps | US | 11396870 |
| US | 10253761 | |
| US | 9360000 | |
| US | 7458309 | |
| China | ZL2020103129876 | |
| Europe | 3730786 | |
| Japan | 7221236 | |
| Japan | 6157581 | |
| Korea | 10-2376121 | |
| Korea | 10-1706442 | |
| Taiwan | I761810 | |
| Taiwan | I540257 | |
| Taiwan | I338743 | |
| PCA300 Centrifugal Pumps | US | 12012965 |
| US | 11421694 | |
| China | ZL202010079059X | |
| Korea | 10-2505694 | |
| Taiwan | I819308 | |
| Taiwan | I731567 | |
| Others | Pending | |
| PEM Series, Metering Pumps | US | 9970430 |
| US | 9605669 | |
| China | ZL2015800006477 | |
| Japan | 6374528 | |
| Korea | 10-2208769 | |
| Taiwan | I575157 | |
| PSA Series Pumps | US | 11396870 |
| US | 10253761 | |
| US | 9360000 | |
| US | 7458309 | |
| China | ZL2020103129876 | |
| Europe | 3730786 | |
| Japan | 7221236 | |
| Japan | 6157581 | |
| Korea | 10-2376121 | |
| Korea | 10-1706442 | |
| Taiwan | I761810 | |
| Taiwan | I540257 | |
| Taiwan | I338743 | |
| PSD Series Pumps | US | 10273953 |
| US | 10036382 | |
| US | 9874206 | |
| US | 9004881 | |
| China | ZL2014800251455 | |
| Europe | 2839156 | |
| Germany | 1.12014E+11 | |
| Japan | 6503027 | |
| Japan | 6420319 | |
| Japan | 6189935 | |
| Korea | 10-1941744 | |
| Korea | 10-1905348 | |
| Korea | 10-1759773 | |
| Taiwan | I593885 | |
| Taiwan | I519712 | |
| PSH Series Pumps | US | 11396870 |
| US | 10253761 | |
| US | 9360000 | |
| US | 7458309 | |
| China | ZL2020103129876 | |
| Europe | 3730786 | |
| Japan | 7221236 | |
| Japan | 6157581 | |
| Korea | 10-2376121 | |
| Korea | 10-1706442 | |
| Taiwan | I761810 | |
| Taiwan | I540257 | |
| Taiwan | I338743 | |
| PSU Series Pumps | US | 11396870 |
| US | 10253761 | |
| US | 9360000 | |
| US | 7458309 | |
| China | ZL2020103129876 | |
| Europe | 3730786 | |
| Japan | 7221236 | |
| Japan | 6157581 | |
| Korea | 10-2376121 | |
| Korea | 10-1706442 | |
| Taiwan | I761810 | |
| Taiwan | I540257 | |
| Taiwan | I338743 | |
| PU Series Pumps | US | 11396870 |
| US | 10253761 | |
| US | 9360000 | |
| US | 7458309 | |
| China | ZL2020103129876 | |
| Europe | 3730786 | |
| Japan | 7221236 | |
| Japan | 6157581 | |
| Korea | 10-2376121 | |
| Korea | 10-1706442 | |
| Taiwan | I761810 | |
| Taiwan | I540257 | |
| Taiwan | I338743 |