Michael W. Harral
7Patents
7h-index
6Co-inventors
45Inventor score
Filing activity: Mar 26, 1990 → Aug 2, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5199423A | Oxygen-rich gas breathing systems for passenger carrying aircraft | Performing Operations; Transporting | 61 | Expired |
| US5151166A | Oxygen monitoring method and apparatus | Physics | 46 | Expired |
| US5004485A | Molecular sieve-type gas separation systems | Performing Operations; Transporting | 39 | Expired |
| US5307834A | Gas flow control regulator | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5314402A | Aircraft aircrew life support systems | Performing Operations; Transporting | 12 | Expired |
| US5247926A | Aircrew breathing gas regulators | Human Necessities | 10 | Expired |
| US5269295A | Aircraft aircrew life support apparatus | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.