Rodney B. Rask
19Patents
10h-index
28Co-inventors
72Inventor score
Filing activity: Mar 28, 1983 → Jul 16, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7367319B2 | Method and apparatus to determine magnitude of combustion chamber deposits | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4827883A | Variable swirl inlet port | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4463601A | Method and apparatus for measuring mass airflow | Physics | 21 | Expired |
| US6450136B1 | Variable compression ratio control system for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6588396B1 | Spark ignition direct injection engine with oval fuel spray into oblong piston bowl | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6595181B2 | Dual mode engine combustion process | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7246597B2 | Method and apparatus to operate a homogeneous charge compression-ignition engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8033954B2 | Hybrid powertrain with reversing engine and method of control | Emerging Cross-Sectional Technologies | 11 | Active |
| US4549506A | Engine intake system with modulated tuning | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4489595A | Engine air inlet pressure measurement | Physics | 10 | Expired |
| US7559394B2 | Energy recovery system | Emerging Cross-Sectional Technologies | 9 | Active |
| US7412322B1 | Method and apparatus for engine control during auto-ignition combustion | Emerging Cross-Sectional Technologies | 7 | Active |
| US4969330A | Two cycle engine catalytic emission control | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7040266B1 | Electro-hydraulic engine valve actuation | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7802553B2 | Method to improve combustion stability in a controlled auto-ignition combustion engine | Emerging Cross-Sectional Technologies | 5 | Active |
| US7637251B2 | Method and apparatus to determine magnitude of combustion chamber deposits | Emerging Cross-Sectional Technologies | 4 | Active |
| US7740002B2 | Fuel injector | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4919088A | Two cycle engine scavenging heat control | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US8261860B2 | Hybrid powertrain system using free piston linear alternator engines | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.