| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 16 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Civil engineering | |
| #3 | Mechanical elements | |
| #4 | Machines | |
| #5 | Thermal processes | |
| #6 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Testing of structures | |
| #2 | Earth drilling | |
| #3 | Venting or aerating devices | |
| #4 | Heat-exchange device details | |
| #5 | Milling | |
| #6 | Measuring force, work and fluid pressure | |
| #7 | Ice-boxes | |
| #8 | Pipe-line systems | |
| #9 | Centrifuges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hilpert Clifford L | 10 |
| #2 | Hilpert Clifford Lee | 10 |
| #3 | Hilpert Jeffrey | 8 |
| #4 | Hilpert Jeffrey L | 7 |
| #5 | Hilpert Jeffery | 4 |
| #6 | Meyer Laura Tufts | 4 |
| #7 | Dutel Lewis Jackson | 4 |
| #8 | Hilpert Jeffrey Lee | 2 |
| #9 | Hilpert Lee | 1 |
| #10 | Blacklaw David William | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020290057A1 | Botanical Quick Freeze Method and System | |
| US2019271611A1 | Method for Testing for Fluid Leaks | |
| US2019049331A1 | Hydrostatic pressure test method and apparatus | |
| US2018052071A1 | Method and System for Determining a Fluid Leak | |
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| US2016318042A1 | Control system for a decanter centrifuge | |
| US2016313208A1 | Method for testing for fluid leaks | |
| WO2016164481A2 | Automated bop control and test system | |
| US2016123475A1 | Dual seat valve | |
| US2016290889A1 | Hydrostatic and vibration test system for a blowout preventative |