David B. Kittelson
12Patents
10h-index
17Co-inventors
69Inventor score
Filing activity: Mar 22, 1977 → Aug 31, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6971258B2 | Particulate matter sensor | Mechanical Engineering; Lighting; Heating | 59 | Expired |
| US5270542A | Apparatus and method for shaping and detecting a particle beam | Physics | 49 | Expired |
| US4304096A | Method for reducing particulates discharged by combustion means | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5168853A | System for optimizing the performance of internal combustion engines | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7628007B2 | Onboard diagnostics for anomalous cylinder behavior | Emerging Cross-Sectional Technologies | 20 | Active |
| US4355504A | Apparatus for reducing particles discharged by combustion means | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4575800A | System for optimizing the timing of diesel or spark ignition engines | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4140005A | Method and instrument for continuous monitoring of aerosols | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4338784A | Method of recycling collected exhaust particles | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4316360A | Apparatus for recycling collected exhaust particles | Emerging Cross-Sectional Technologies | 12 | Expired |
| US9605219B2 | Solar gasifier | Emerging Cross-Sectional Technologies | 2 | Active |
| US10850588B2 | Automated passenger counter systems and methods | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.