Erkki Heinonen
53Patents
16h-index
25Co-inventors
84Inventor score
Filing activity: Feb 6, 1991 → Feb 4, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6530370B1 | Nebulizer apparatus | Human Necessities | 128 | Expired |
| US6032667A | Variable orifice pulse valve | Human Necessities | 120 | Expired |
| US5918596A | Special gas dose delivery apparatus for respiration equipment | Human Necessities | 89 | Expired |
| US6131572A | Medical dosing device having dosing chamber with a pressure sensor | Human Necessities | 69 | Expired |
| US6196222A | Tracheal gas insufflation delivery system for respiration equipment | Human Necessities | 64 | Expired |
| US5954051A | Ventilator for intensified breathing and valve in patient conduit of apparatus for intensified breathing | Human Necessities | 37 | Expired |
| US6139506A | Method for measuring pulmonary functional residual capacity | Human Necessities | 37 | Expired |
| US5967141A | Method and apparatus for metering an anaesthetic to a patient | Human Necessities | 34 | Expired |
| US5585045A | Arrangement for filling an anaesthetic vaporiser | Human Necessities | 29 | Expired |
| US6681643B2 | Method and apparatus for determining a zero gas flow state in a bidirectional gas flow conduit | Human Necessities | 28 | Expired |
| US5490499A | Regulation of a propellant gas flow | Human Necessities | 26 | Expired |
| US6148816A | Ventilator for intensified breathing and valve in patient conduit of apparatus for intensified breathing | Human Necessities | 25 | Expired |
| US8033280B2 | Inhalation anaesthesia delivery system and a method for leak detection in the inhalation anaesthesia delivery system | Human Necessities | 24 | Active |
| US5722449A | Arrangement in connection with a gas mixer | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5649531A | Method and apparatus for metering an anaesthetic to a patient | Human Necessities | 20 | Expired |
| US6694969B1 | Method to improve oxygenation in subjects suffering impaired oxygenation | Human Necessities | 18 | Expired |
| US6474333B1 | Method for purging a medical fluid administration system | Human Necessities | 14 | Expired |
| US5799711A | Arrangement in connection with an anaesthetic liquid container | Human Necessities | 14 | Expired |
| US5337738A | Fluid vaporizing apparatus | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7070569B2 | Non-invasive determination of conditions in the circulatory system of a subject | Human Necessities | 11 | Expired |
| US8479731B2 | Method and apparatus for indicating the absence of a pulmonary embolism in a patient | Human Necessities | 11 | Active |
| US6951216B2 | Apparatus and method for use in non-invasively determining conditions in the circulatory system of a subject | Human Necessities | 10 | Expired |
| US6152131A | Method and apparatus for detecting an empty breathing gas compartment in a patient ventilator | Human Necessities | 9 | Expired |
| US5832917A | Method and arrangement for vaporizing an anaesthetic | Human Necessities | 8 | Expired |
| US8424524B2 | Method and apparatus for producing an average signal characteristic profile from cyclically recurring signals | Human Necessities | 7 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.