Company Filing History:
6 out of 8,695 
1 out of 76 Years Active: 1977-1989
Title: Joseph Epstein: Innovator in Ionization Detection and Anticholinesterase Compounds
Introduction
Joseph Epstein is a notable inventor based in Baltimore, MD, with a significant contribution to the field of ionization detection and anticholinesterase compounds. He holds a total of seven patents, showcasing his innovative spirit and dedication to advancing technology.
Latest Patents
Among his latest patents is a method for using sulfoxides in testing ionization detector systems. This method involves simulating a positive response by volatile organophosphorus compounds to an ionization detector system. The process includes forwarding a gaseous stream comprising water vapor and a di(lower alkyl) sulfoxide or a cyclic sulfoxide to the ionization detector system. Another significant patent focuses on the process for making compounds that possess anticholinesterase activity. This involves preparing S-(2-dialkylaminoalkyl) alkyl phosphonothioic acids through a reaction mixture that includes dialkylaminoalkyl chloride salts and alkylphosphonothioic acids.
Career Highlights
Joseph Epstein has worked with the US Government as represented by the Secretary of the Army and Interx Research Corporation. His work in these organizations has contributed to the development of innovative solutions in his field.
Collaborations
Throughout his career, Joseph has collaborated with notable individuals such as Robert M. Heggie and John J. Norman. These collaborations have likely enriched his work and led to further advancements in his research.
Conclusion
Joseph Epstein's contributions to the fields of ionization detection and anticholinesterase compounds highlight his innovative capabilities and dedication to scientific advancement. His patents reflect a commitment to improving technology and addressing complex challenges in his area of expertise.