Edward L Johnson

Title: Edward L Johnson: Innovator in Ion Analysis and Detection

Introduction

Edward L Johnson is a notable inventor based in Milpitas, CA (US). He has made significant contributions to the field of ion analysis and detection, holding 2 patents that showcase his innovative methods and apparatuses.

Latest Patents

Johnson's latest patents include a "Method and apparatus for ion analysis and detection using reverse mode." This invention focuses on the analysis and detection of weakly dissociated anions or cations in an eluent. The method involves separating ions on a chromatographic medium through ion exclusion chromatography. The eluent contains an acid or base with a co-ion of the same charge as the ions to be separated. The separated ionic species are detected using a conductivity detector. Another significant patent is the "Method and apparatus for quantitative analysis of weakly ionized anions." This invention allows for the quantitative analysis of weakly ionized anions and cations by utilizing ion exclusion chromatography columns to resolve weak anions and cations while eluting strong ones.

Career Highlights

Edward L Johnson is associated with Dionex Corporation, where he has applied his expertise in ion analysis. His work has contributed to advancements in analytical chemistry and has had a lasting impact on the industry.

Collaborations

Johnson has collaborated with notable coworkers such as William E Rich, Jr and Thomas O Sidebottom. Their combined efforts have furthered the development of innovative solutions in the field of ion analysis.

Conclusion

Edward L Johnson's contributions to ion analysis and detection demonstrate his commitment to innovation in analytical chemistry. His patents reflect a deep understanding of the complexities involved in ion analysis, making him a significant figure in his field.