Chang Samuel Hsu

Title: Chang Samuel Hsu: Innovator in Analytical Methods

Introduction

Chang Samuel Hsu is a notable inventor based in Warrenville, IL (US). He has made significant contributions to the field of analytical chemistry, particularly in the area of mass spectrometry. His innovative work has led to advancements in the characterization of isoparaffin mixtures.

Latest Patents

Chang Samuel Hsu holds a patent for a method titled "Method of producing molecular profiles of isoparaffins by low emitter current field ionization mass spectrometry." This invention focuses on an analytical method that directly determines carbon number and molecular weight distributions of isoparaffin mixtures. The method utilizes low in-scan emitter-current field-ionization mass spectroscopy to minimize or eliminate molecular ion fragmentation. This allows for the direct measurement of isoparaffin molecular ions, enabling accurate characterization from isobutane to C+ isoparaffins, covering naphtha to gas oil ranges. He has 1 patent to his name.

Career Highlights

Chang Samuel Hsu is associated with ExxonMobil Research and Engineering Company, where he applies his expertise in analytical methods. His work has been instrumental in enhancing the understanding of isoparaffin mixtures, which are crucial in various industrial applications.

Collaborations

Some of his notable coworkers include Gary J Dechert and Haven S Aldrich, who have collaborated with him on various projects within the company.

Conclusion

Chang Samuel Hsu's contributions to analytical chemistry and mass spectrometry have paved the way for improved methods in the characterization of isoparaffin mixtures. His innovative patent reflects his commitment to advancing the field and enhancing industrial applications.