This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Jeld-Wen, Inc.. Active years: 2007-2010.
Company Filing History:
Years Active: 2007-2010
Title: Innovations of Keith Lynn Lewallen
Introduction
Keith Lynn Lewallen is an accomplished inventor based in Salado, Texas. He has made significant contributions to the field of fire safety through his innovative designs. With a total of 2 patents, Lewallen has demonstrated his commitment to enhancing safety standards in building materials.
Latest Patents
One of Lewallen's latest patents is for a multi-layered fire door and method for making the same. This innovative door features a core that includes a porous layer with a specific thickness and two opposing major surfaces. In one construction, the core is designed with three fire-retardant layers, with two of these layers separated by the porous layer. The porous layer and the fire-retardant layers are effectively coupled together. Other constructions may include one or more fire-retardant layers arranged in balanced or unbalanced placements around the porous layer.
Career Highlights
Lewallen is currently associated with Jeld-Wen, Inc., a company known for its commitment to quality in building products. His work at Jeld-Wen has allowed him to focus on developing innovative solutions that meet the needs of modern construction.
Collaborations
Throughout his career, Lewallen has collaborated with notable colleagues, including Randy Jon Clark and Gary Lee Koepke. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Keith Lynn Lewallen's contributions to fire safety through his innovative designs and patents reflect his dedication to improving building materials. His work continues to influence the industry and enhance safety standards.