This inventor holds 1 USPTO granted patent. Top assignee: 3M Innovative Properties Company. Active years: 1993.
Company Filing History:
Years Active: 1993
Title: The Innovations of Charles M. Leihr
Introduction
Charles M. Leihr is an accomplished inventor based in New Richmond, Wisconsin. He has made significant contributions to the field of materials science, particularly in the development of block copolymers. His innovative work has led to the creation of useful materials that have applications in various industries.
Latest Patents
Charles M. Leihr holds a patent for a block copolymer and the method of making it. This invention involves diaminopolysiloxanes and diisocyanates to create block copolymers with repeating units comprised of polysiloxane and urea segments. The patent also introduces novel diaminopolysiloxanes that serve as precursors in the preparation of these block copolymers. Additionally, the invention includes pressure-sensitive adhesive compositions that utilize the block copolymer, as well as sheet materials coated with these compositions. He has 1 patent to his name.
Career Highlights
Charles M. Leihr is associated with 3M Innovative Properties Company, where he has been able to apply his expertise in polymer chemistry. His work at 3M has allowed him to collaborate with other talented professionals in the field, contributing to the company's reputation for innovation.
Collaborations
Some of his notable coworkers include Leonard A. Tushaus and Jerome J. Hoffman. Their collaborative efforts have further advanced the research and development of new materials and technologies.
Conclusion
Charles M. Leihr's contributions to the field of materials science through his innovative patents and collaborations highlight his role as a significant inventor. His work continues to impact various industries, showcasing the importance of innovation in technology.