Lowell E. Paige
14Patents
10h-index
12Co-inventors
61Inventor score
Filing activity: Sep 20, 1990 → Jan 17, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD344527S | Refrigerant recovery unit | General | 73 | Expired |
| US5127232A | Method and apparatus for recovering and purifying refrigerant | Mechanical Engineering; Lighting; Heating | 53 | Expired |
| US5052186A | Control of outdoor air source water heating using variable-speed heat pump | Mechanical Engineering; Lighting; Heating | 52 | Expired |
| US5050394A | Controllable variable speed heat pump for combined water heating and space cooling | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5081846A | Control of space heating and water heating using variable speed heat pump | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5247804A | Method and apparatus for recovering and purifying refrigerant including liquid recovery | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US5255527A | Method of testing the purity of refrigerant flowing through a refrigeration system | Physics | 19 | Expired |
| US5146761A | Method and apparatus for recovering refrigerant | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5174124A | Apparatus for sampling the purity of refrigerant flowing through a refrigeration circuit | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5214931A | Apparatus for sampling the purity of refrigerant in the storage container of a refrigerant recovery and purification system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5243828A | Control system for compressor protection in a manually operated refrigerant recovery apparatus | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5846833A | Method and apparatus for testing a non-hydrocarbon refrigerant | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5146760A | Method and apparatus for compressor protection in a refrigerant recovery system | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5181390A | Manually operated refrigerant recovery apparatus | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.