HANSEN TECHNOLOGIES LLC
11Patents
4Active
11Granted
52Portfolio score
Filing activity: Jan 28, 1985 → Dec 14, 2023
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6460567B1 | Sealed motor driven valve | Emerging Cross-Sectional Technologies | 156 | Expired |
| US4809129A | Liquid level control system for refrigeration apparatus | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6240948A | Rupture disk assembly | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5031068A | Liquid level control system for refrigeration apparatus | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6244561A | Modulating expansion valve | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4647740A | Float switch assembly for refrigeration system | Electricity | 14 | Expired |
| US5438730A | Valve handle and method of fastening same to a valve stem | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8905899B2 | Component for weight-bearing health equipment system and method of use | Human Necessities | 4 | Active |
| US12203564B2 | Pressure relief valve and method of relief valve opening detection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11480265B2 | Pressure relief valve and method of relief valve opening detection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11885435B2 | Pressure relief valve and method of relief valve opening detection | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.