This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: General Electric Company. Active years: 2002-2004.
Company Filing History:
Years Active: 2002-2004
Title: John Lewis Lackman: Innovator in Coating Technologies
Introduction
John Lewis Lackman is a notable inventor based in Cincinnati, OH (US). He has made significant contributions to the field of coating technologies, holding a total of 2 patents. His work focuses on innovative methods for applying aluminum-containing coatings, which are crucial in various industrial applications.
Latest Patents
Lackman's latest patents include a method for coating an article protected by a diffusion aluminide coating applied by painting techniques. This method involves preparing a coating precursor paint that includes aluminum-containing pigment particles, a temporary organic binder comprising an acrylic, and a solvent for the binder. The coating is applied to the surface of the article and heated in a non-oxidizing environment at temperatures ranging from about 1200°F to about 2100°F.
Another significant patent is the process for applying an aluminum-containing coating using an inorganic slurry mix. This process is particularly relevant for internal passages of articles such as gas turbine airfoils. It involves preparing a coating slurry with a mixture of water, hectorite clay or bentonite clay, a source of aluminum, a halide activator, and an oxide dispersant. The slurry is applied to the internal passage, dried, and then heated to form a bonded aluminum-containing coating.
Career Highlights
John Lewis Lackman is associated with General Electric Company, where he has been instrumental in advancing coating technologies. His innovative approaches have contributed to the efficiency and effectiveness of various industrial processes.
Collaborations
Lackman has worked alongside notable colleagues such as Jeffrey Allan Pfaendtner and Joseph David Rigney. Their collaborative efforts have further enhanced the development of advanced coating solutions.
Conclusion
John Lewis Lackman's contributions to coating technologies through his patents and work at General Electric Company highlight his role as an influential inventor in the field. His innovative methods continue to impact various industries positively.