Location History:
- Sterling Heights, MI (US) (1982 - 1990)
- Mt. Clemens, MI (US) (1992 - 1994)
Company Filing History:
Years Active: 1982-1994
Title: The Innovative Contributions of Harry R. Charles
Introduction
Harry R. Charles is a notable inventor based in Mt. Clemens, MI (US). He has made significant contributions to the field of chemical engineering, particularly in the development of solutions and coatings that enhance material properties. With a total of 9 patents to his name, Charles has demonstrated a commitment to innovation and practical applications in his work.
Latest Patents
Among his latest patents, one of the most noteworthy is the Acid Paint Remover. This invention discloses an aqueous acidic developing solution for photoresist, which comprises an acid with 1 to 8 carbon atoms, effectively combined with a solubilizing solvent for the photoresist. Another significant patent is the Phosphate Coating Composition and Method of Applying It. This invention relates to a method of coating metal surfaces, including zinc-coated steel, with zinc, nickel, and manganese phosphate crystals. The goal is to improve paint adhesion, corrosion resistance, and resistance to alkali solubility. The method involves combining potassium, sodium, or ammonium ions present as a phosphate salt with zinc ions and nickel and manganese ions to form a crystalline coating.
Career Highlights
Throughout his career, Harry R. Charles has worked with prominent companies such as Chemfil Corporation and PPG Industries, Inc. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Charles has collaborated with notable coworkers, including Donald L. Miles and Thomas W. Cape. These partnerships have likely enriched his work and led to further advancements in his field.
Conclusion
Harry R. Charles is a distinguished inventor whose work has significantly impacted the chemical engineering industry. His innovative patents and collaborations reflect his dedication to enhancing material properties and advancing technology.