Company Filing History:
Years Active: 1984-2008
Title: Innovations by Harry A Mitchell
Introduction
Harry A Mitchell is an accomplished inventor based in Sterling Heights, MI (US). He has made significant contributions to the field of composite materials, holding a total of three patents. His work focuses on developing innovative formulations and processes that enhance the performance and utility of composite articles.
Latest Patents
One of Harry's latest patents is for a low shrink low density laminate formulation. This invention involves a spray-up operation where a gel coat is applied onto a mold surface, followed by a barrier coat and a laminate formula. The laminate consists of 40-80% by weight paste and 20-60% by weight reinforcing fibers. In a preferred embodiment, the paste contains 90% or more by weight resin, up to 5% filler, and an initiator composition that can initiate curing at temperatures of 50°C or lower. This multilayer composite is particularly useful as an automobile body panel. Another notable patent is for a barrier coat for open tool molding, which includes a gel coat layer, a laminate layer, and a barrier layer. This barrier layer is designed to avoid cracking during demolding and handling, showcasing Harry's commitment to improving manufacturing processes.
Career Highlights
Harry A Mitchell is currently employed at GM Global Technology Operations LLC, where he continues to innovate and develop new technologies. His expertise in composite materials has positioned him as a valuable asset to the company and the industry.
Collaborations
Throughout his career, Harry has collaborated with notable colleagues, including Hamid Ghavami Kia and Terrence Wathen. These partnerships have contributed to the advancement of composite technology and the successful development of innovative products.
Conclusion
Harry A Mitchell's contributions to the field of composite materials through his patents and collaborations highlight his role as a leading inventor. His work continues to influence the automotive industry and beyond, showcasing the importance of innovation in material science.