Sonja R Postak

Title: Sonja R Postak: Innovator in Electronic Device Coatings

Introduction

Sonja R Postak is a prominent inventor based in Sunnyvale, CA, known for her significant contributions to the field of electronic device coatings. With a total of 11 patents to her name, she has made remarkable advancements in the technology that enhances the functionality and aesthetics of electronic devices.

Latest Patents

Among her latest innovations are two notable patents focused on light color coatings for electronic devices. The first patent describes an electronic device that includes conductive structures with a light-reflecting coating. This coating features a two or four-layer thin-film interference filter, which can produce a uniform light blue color despite variations in coating thickness. The two-layer filter consists of a CrN layer and an SiCrN layer, while the four-layer filter includes two CrN layers and two SiCrN layers. These filters are designed for different applications, with the two-layer filter suitable for small conductive components and the four-layer filter for conductive housing sidewalls.

The second patent focuses on bright color coatings for electronic devices. This innovation involves a high-brightness, visible-light-reflecting coating formed on conductive structures. The coating includes adhesion and transition layers, topped with an uppermost coloring layer deposited using a high impulse magnetron sputtering (HiPIMS) process. The uppermost coloring layer may consist of various films, including TiCrN, TiCrCN, TiCN, or a metal nitride film containing Ti, Zr, Hf, or Cr. This coating is designed to exhibit a high-brightness gold color, enhancing the visual appeal of electronic devices.

Career Highlights

Sonja R Postak is currently employed at Apple Inc., where she continues to innovate and develop advanced coatings for electronic devices. Her work has significantly impacted the design and functionality of products in the tech industry.

Collaborations

Throughout her career, Sonja has collaborated with notable colleagues, including James A Curran and Brian S Tryon. These partnerships have contributed to her success and the advancement of her innovative projects.

Conclusion

Sonja R Postak is a trailblazer in the field of electronic device coatings, with a strong portfolio of patents that reflect her expertise and creativity. Her contributions continue to shape the future of technology in meaningful ways.