Company Filing History:
6 out of 13 
5 out of 440 
4 out of 56 
Years Active: 1986-1998
Title: David R Hamm: Innovator in Catalytic Processes
Introduction
David R Hamm is a prominent inventor based in Mountain View, CA (US). He holds a total of 10 patents, showcasing his significant contributions to the field of chemistry and catalysis. His work primarily focuses on the development of innovative processes for the preparation of various chemical compounds and catalysts.
Latest Patents
One of Hamm's latest patents is titled "Preparation of phosphomolybdovanadate polyoxoanions." This invention provides a process for creating acidic aqueous solutions that consist essentially of phosphomolybdovanadate salts. The process involves dissolving an oxide, oxoacid, or mixtures thereof, along with at least one oxoanion salt of phosphorus, molybdenum, and vanadium. The invention ensures that the sum of salt cationic charges does not exceed the sum of the phosphomolybdovanadate anionic charges in the solution. Additionally, it outlines methods for preparing solid phosphomolybdovanadate salts by evaporating the produced aqueous solutions.
Another significant patent is "Catalytic system for olefin oxidation to carbonyl products." This invention provides aqueous catalyst solutions that are useful for the oxidation of olefins to carbonyl products. The solutions comprise a palladium catalyst and a polyoxoacid or polyoxoanion oxidant that includes vanadium. The processes described in this patent involve contacting olefins with the aqueous catalyst solutions, as well as utilizing dioxygen in the oxidation process.
Career Highlights
Throughout his career, David R Hamm has worked with notable companies such as Catalytica Associates, Inc. and Haldor Topsoe A/S. His experience in these organizations has contributed to his expertise in catalytic processes and chemical innovations.
Collaborations
Hamm has collaborated with esteemed colleagues, including John H Grate and Donald H Valentine, Jr. These partnerships have further enriched his work and expanded the impact of his inventions in the field.
Conclusion
David R Hamm is a distinguished inventor whose work in catalytic processes has led to significant advancements in chemistry. His innovative patents and collaborations reflect his commitment to enhancing chemical processes and contributing to the scientific community.