Matthew George Keast

Title: Matthew George Keast: Innovations in Advanced Coatings

Introduction

Matthew George Keast is an inventor based in Clawson, Michigan. His patent work includes methods for producing specialized coatings through electrochemical and ultrasonic processes. He is associated with GM Global Technology Operations, Inc. Keast is named on 3 patents.

Latest Patents

Keast’s recent patent work includes “Systems and Methods for Electrodeposition of Tungsten Disulfide Coatings.” The invention describes forming a tungsten disulfide layer on a conductive substrate by immersing it and an electrode in an aqueous solution and applying pulsed direct current. The solution includes sodium metabisulfite, sodium tungstate, a surfactant, and a pH modifier.

Another patent, “System and Method of Coating an Automotive Part with Iron Oxide for an Electric Drive Unit of a Vehicle,” concerns producing a black oxide coating on an automotive part. The method uses an aqueous solution containing sodium metabisulfite and citric acid, along with ultrasonic waves that generate acoustic cavitation at the part’s surface. The described reactions form iron oxide and iron sulfide coatings.

Career Highlights

Keast’s disclosed inventions address coating processes relevant to materials and automotive applications. His work explores ways to form tungsten disulfide coatings on conductive surfaces and black oxide coatings on parts intended for electric drive units.

Collaborations

Keast’s listed coworkers include Zhe Li and Jacob Alexander Rabe. His association with GM Global Technology Operations, Inc. connects his patent work with automotive technology development.

Conclusion

Matthew George Keast’s patents describe coating innovations that apply electrochemical and ultrasonic techniques to materials used in automotive and other applications.