Location History:
- S. Williamsport, PA (US) (1978)
- Grand Island, NY (US) (1978)
Company Filing History:
Years Active: 1978
Title: John D. Freilich: Innovator in Chemical Patents
Introduction
John D. Freilich is a notable inventor based in South Williamsport, PA (US). He has made significant contributions to the field of chemistry, particularly through his innovative patents. With a total of 3 patents, Freilich has established himself as a key figure in his area of expertise.
Latest Patents
Freilich's latest patents include groundbreaking work on the cyanoethylation of hydantoins. One of his notable inventions is the development of mono-quaternary ammonium salts of hydantoin. This invention is described in detail, showcasing the formula and the specific chemical components involved. The formula includes variables such as R1 and R2, which can be hydrogen or lower alkyl groups, and R3 and R4, which may consist of various alkyl or phenyl groups.
Career Highlights
Freilich is currently associated with Glyco Chemicals, Inc., where he continues to innovate and contribute to the field. His work has not only advanced chemical applications but has also paved the way for further research and development in related areas.
Collaborations
Throughout his career, Freilich has collaborated with esteemed colleagues, including Norman O. Sonntag and Samuel Ellsworth Shull. These partnerships have enhanced his research and broadened the impact of his inventions.
Conclusion
John D. Freilich's contributions to the field of chemistry through his patents reflect his dedication to innovation. His work continues to influence the industry and inspire future advancements in chemical research.