Phillip C Yu

Title: **The Innovative Contributions of Inventor Phillip C. Yu**

Introduction

Phillip C. Yu is a distinguished inventor based in Pittsburgh, PA, known for his extensive work in the field of electrochromic devices. With a remarkable portfolio of seven patents, he has made significant contributions to innovative technologies that enhance the efficiency and functionality of electrochromic applications.

Latest Patents

Among Phillip C. Yu's latest patents, two stand out for their groundbreaking methodologies:

1. **Method and apparatus for controlling an electrochromic device** - This patent details a method and apparatus for managing the charge and discharge voltage applied to an electrochromic device. The invention ensures that an appropriate voltage drop across the device is maintained during various operational modes. The system intelligently adjusts the voltage based on temperature measurements near the device. Furthermore, the patent describes a coulomb counter circuit designed with a topology that minimizes interference during the device's operation.

2. **Fabrication of electrochromic device with plastic substrates** - This innovative method focuses on the production of electrochromic devices utilizing organic polymer substrates. Each substrate is treated with a primer coating made of organic polymer before a film of electroconductive metal oxide is deposited. The invention describes the alignment of the substrates with electrochromic materials facing each other, and the use of a preformed sheet of ion-conducting polymer which is autoclaved to create a sturdy electrochromic layer.

Career Highlights

Phillip C. Yu has had a noteworthy career with significant roles in leading companies such as PPG Industries, Inc., and PPG Industries Ohio, Inc. His tenure at these institutions has provided him with invaluable experience and insight into the development of advanced materials and technologies.

Collaborations

Throughout his career, Phillip has collaborated with accomplished professionals like David L. Backfisch and Nada A. O'Brien. These collaborations have likely enhanced his inventive endeavors, contributing to the successful outcomes of his patents.

Conclusion

Phillip C. Yu's work exemplifies the spirit of innovation in technology, particularly in electrochromic devices. With his impressive patent portfolio and meaningful collaborations, he continues to shape the future of this technology. His contributions not only reflect his expertise as an inventor but also pave the way for advancements in various applications of electrochromic systems.