Company Filing History:
Years Active: 1990-2000
Title: Innovations of Chang S Hsu
Introduction
Chang S Hsu is a notable inventor based in Bridgewater, NJ, with a significant contribution to the field of chemical engineering. He holds a total of eight patents, showcasing his expertise and innovative spirit in developing methods for detecting and monitoring toxic compounds.
Latest Patents
One of his latest patents focuses on the detection and monitoring of toxic halogenated compounds. This invention presents a method for determining the halogen toxicity level in samples containing halogenated compounds, particularly halogen-containing rubbers. The method utilizes thermal electrons formed inside a mass spectrometer operated under negative ion electron capture conditions. It allows for the detection of toxic species from parts per million levels down to parts per billion levels. The process involves ionizing a reagent gas to produce thermal electrons, capturing these electrons with halogen-containing compounds, and quantifying the resulting halogen atomic anions using a mass chromatogram.
Another significant patent by Chang S Hsu is a process for deep desulfurization using combined hydrotreating-oxidation. This invention aims to remove hard sulfurs from hydrocarbon streams by selectively oxidizing them in a hydrotreated stream under specific oxidizing conditions. The process employs a peroxometal complex as an oxidizing agent, converting hard sulfurs into sulfoxides and sulfones.
Career Highlights
Chang S Hsu is currently associated with Exxon Research and Engineering Company, where he continues to innovate and contribute to advancements in chemical processes. His work has had a substantial impact on the industry, particularly in the areas of environmental safety and chemical processing.
Collaborations
Throughout his career, Chang has collaborated with esteemed colleagues, including Alexis A Oswald and Ram N Bhatia. These collaborations have further enriched his research and development efforts.
Conclusion
Chang S Hsu's contributions to the field of chemical engineering through his innovative patents demonstrate his commitment to advancing technology and ensuring environmental safety. His work continues to influence the industry positively.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.