Inventor · Landenberg, PA, US

John Carl Steichen

10Patents
6h-index
12Co-inventors
63Inventor score

Filing activity: Sep 30, 1982 → Aug 17, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7231290B2 Method and apparatus for controlling a gas-emitting process and related devices Emerging Cross-Sectional Technologies 44 Expired
US4427298A Method and system for accurately providing fluid blends Emerging Cross-Sectional Technologies 33 Expired
US8070355B2 Method of detecting leaks of fluoroolefin compositions and sensors used therefor Mechanical Engineering; Lighting; Heating 16 Active
US4910406A Method for detecting the presence of contaminants in a reusable plastic food or beverage container Physics 9 Expired
US4745794A Analyzer for carbon dioxide in beverages Physics 9 Expired
US7763208B2 System and method for sensing and analyzing gases Physics 8 Active
US7575931B2 Method and apparatus for reducing a nitrogen oxide, and control thereof Emerging Cross-Sectional Technologies 6 Expired
US8058070B2 Method of determining the components of a fluoroolefin composition, method of recharging a fluid system in response thereto, and sensors used therefor Chemistry; Metallurgy 5 Active
US7779668B2 Detectable refrigerant compositions and uses thereof Physics 5 Active
US8323574B2 Method and apparatus for reducing a nitrogen oxide, and control thereof Emerging Cross-Sectional Technologies 1 Active

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