David Frankowski
12Patents
7h-index
27Co-inventors
66Inventor score
Filing activity: Sep 29, 1992 → Dec 20, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5842340A | Method for controlling the level of oxygen stored by a catalyst within a catalytic converter | Emerging Cross-Sectional Technologies | 154 | Expired |
| US5842339A | Method for monitoring the performance of a catalytic converter | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6116021A | Method for monitoring the performance of a catalytic converter using a rate modifier | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5387253A | Spectral misfire detection system and method therefor | Physics | 40 | Expired |
| US5400644A | Knock detection system | Physics | 24 | Expired |
| US6456927B1 | Spectral knock detection method and system therefor | Physics | 23 | Expired |
| US6455602B1 | High-speed processable cellular insulation material with enhanced foamability | Chemistry; Metallurgy | 8 | Expired |
| US7089895B2 | Valve operation in an internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US10366547B2 | Cloud-based fuel quality recording and fuel station selection system, and method of utilizing same | Physics | 2 | Active |
| US9453782B2 | Detection of air-fuel ratio rich-lean imbalance using an oxygen sensor | Emerging Cross-Sectional Technologies | 1 | Active |
| US9051438B2 | Styrene-acrylonitrile copolymer foam with minimal yellowing | Chemistry; Metallurgy | 1 | Active |
| US10472482B2 | Thermally insulating foam with vertically elongated cells | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.