This inventor holds 2 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignee: 3M Innovative Properties Company. Active years: 2014-2015.
Company Filing History:
Years Active: 2014-2015
Title: Grady A Dunham: Innovator in Polyurethane Foam Technology
Introduction
Grady A Dunham is a notable inventor based in Waterville, IA (US). He has made significant contributions to the field of polyurethane foam technology, holding 2 patents that showcase his innovative methods and apparatuses.
Latest Patents
Dunham's latest patents include a "Polyurethane Foam Article" and a "Method of Making Polyurethane Foam." Both patents disclose an apparatus and method for reaction injection molding of polyurethane foam. In these methods, a recirculation loop containing polyols along with an effective amount of water, and a recirculation loop containing isocyanates, are each partially evacuated. These innovations have the potential to enhance the efficiency and effectiveness of polyurethane foam production.
Career Highlights
Grady A Dunham is associated with 3M Innovative Properties Company, where he has been able to apply his expertise in developing advanced materials. His work has contributed to the company's reputation for innovation and quality in the materials science sector.
Collaborations
Throughout his career, Dunham has collaborated with notable coworkers such as David R Dow and Douglas E Earl. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Grady A Dunham's contributions to polyurethane foam technology through his patents and work at 3M Innovative Properties Company highlight his role as an influential inventor in the field. His innovative methods continue to impact the industry positively.