This inventor holds 1 USPTO granted patent. Top assignee: Northwestern University. Active years: 1998.
Company Filing History:
Years Active: 1998
Title: Phillip Yashar - Innovator in Multilayer Oxide Coatings
Introduction
Phillip Yashar is a notable inventor based in Glenview, IL (US). He has made significant contributions to the field of materials science, particularly in the development of multilayer oxide coatings. His innovative approach has led to advancements in the monitoring and control of deposition processes.
Latest Patents
Phillip Yashar holds a patent for a method and apparatus for monitoring and controlling the deposition of metal, insulating compounds, or other compounds on a substrate using sputtering techniques. This patent includes maintaining pulsed, constant, direct current power to the target, sensing the voltage of the target material, and rapidly sensing the partial pressure of the reactive gas. The invention also involves biasing the substrate to activate the reactive gas, enabling low-temperature coating of compounds such as alumina. An extra energy source, like a radio frequency coil, enhances the ionization potential of positive ions during the sputtering process. The patent discloses an apparatus for practicing the invention and examples of various oxide coatings, including a multilayer coating of nanometer-scale layers of yttrium oxide and zirconium oxide that exhibit increased hardness.
Career Highlights
Phillip Yashar is affiliated with Northwestern University, where he has contributed to research and development in advanced materials. His work has been instrumental in pushing the boundaries of coating technologies and their applications in various industries.
Collaborations
Phillip has collaborated with esteemed colleagues such as William D. Sproul and Scott A. Barnett. Their joint efforts have furthered research in the field of multilayer coatings and deposition techniques.
Conclusion
Phillip Yashar's innovative work in multilayer oxide coatings exemplifies the impact of research and development in materials science. His contributions continue to influence advancements in coating technologies and their applications.