Inventor · Philadelphia, PA, US

Joseph Ralph

10Patents
6h-index
25Co-inventors
62Inventor score

Filing activity: Feb 2, 1999 → Sep 8, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US8438839B2 Exhaust gas stream vortex breaker Emerging Cross-Sectional Technologies 22 Active
US7083102B2 Bioptical laser scanner for six-sided 360° Pos-based scanning Physics 18 Expired
US7383996B2 Bioptical laser scanner for six-sided 360° POS-based scanning Physics 12 Active
US7510118B2 Bar code symbol scanning system employing time-division multiplexed laser scanning and signal processing to avoid optical cross-talk and other unwanted light interference Physics 11 Expired
US6969004B2 Bar code symbol scanning system employing time-division multiplexed laser scanning and signal processing to avoid optical cross-talk and other unwanted light interference Physics 9 Expired
US6213085A Directed jet spark plug Electricity 8 Expired
US8635854B2 Reductant injection control system Emerging Cross-Sectional Technologies 6 Active
US8677738B2 Pre-injection exhaust flow modifier Emerging Cross-Sectional Technologies 4 Active
US7279133B2 Planar sensor and a method for measuring the temperature of same Emerging Cross-Sectional Technologies 3 Expired
US6830190B2 Multipath scan data signal processor having multiple signal processing paths with different operational characteristics to enable processing of signals having increased dynamic range Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.