This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignees: Akron Polymer Systems, Inc., Other. Active years: 2016-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 30 
1 out of 834,570 Years Active: 2016-2025
Title: John D. Harvey: Innovator in Polyimide Technology
Introduction
John D. Harvey is a notable inventor based in Seville, OH (US). He has made significant contributions to the field of polymer science, particularly in the development of advanced polyimides. With a total of 4 patents to his name, Harvey's work focuses on enhancing the optical properties and applications of polyimides.
Latest Patents
One of his latest patents is titled "Optically Transparent Polyimides." This invention provides novel polyimides that have a high aliphatic monomer content, resulting in improved optical properties and solubility compared to conventional polyimides. The patent also includes methods for manufacturing these polyimides, articles of manufacture that incorporate them, and various applications for their use.
Another significant patent is "Aromatic Polyamide Films for Transparent Flexible Substrates." This invention is directed toward creating transparent films from soluble aromatic copolyamides with glass transition temperatures exceeding 300° C. The copolyamides, which contain pendant carboxylic groups, are solution cast into films using polar solvents such as N,N-dimethylacetamide (DMAc) and N-methyl-2-pyrrolidinone (NMP). After thermal curing, these films exhibit transmittances greater than 80% from 400 to 750 nm and are suitable for use as flexible substrates in microelectronic devices.
Career Highlights
Throughout his career, John D. Harvey has worked with various companies, including Akron Polymer Systems, Inc. His innovative work in polymer technology has positioned him as a key figure in the industry.
Collaborations
Harvey has collaborated with notable individuals such as Limin Sun and Frank Wayne Harris, contributing to advancements in polymer science and technology.
Conclusion
John D. Harvey's contributions to the field of polyimides demonstrate his commitment to innovation and excellence in polymer technology. His patents reflect a deep understanding of material properties and their applications in modern technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile