Martin O. Johnsen
2Patents
1h-index
3Co-inventors
37Inventor score
Filing activity: Dec 23, 1997 → May 30, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5907957A | Discharge pressure control system for transport refrigeration unit using suction modulation | Emerging Cross-Sectional Technologies | 28 | Expired |
| US10228172B2 | Refrigerant level monitor for refrigeration system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.