John Douglas Field

Title: John Douglas Field: Innovator in Power Supply Technology

Introduction

John Douglas Field is a notable inventor based in Los Gatos, CA (US). He has made significant contributions to the field of power supply technology, holding a total of 2 patents. His work focuses on improving the efficiency and functionality of power supply systems in electronic devices.

Latest Patents

Field's latest patents include innovative designs that enhance power supply input routing and multi-output power supply systems. The first patent, titled "Power Supply Input Routing," describes a multilayer printed circuit board designed to accept only alternating current (AC) line voltage, return, and ground signals. This design allows for efficient routing of AC power within the power supply without adding extra layers or increasing the overall area of the power supply. The second patent, "Multi-Output Power Supply," outlines an apparatus that provides power to electronic devices by converting input voltage to multiple output voltages. This system includes a rectifier and a power converter, ensuring that devices receive the appropriate voltage for optimal performance.

Career Highlights

John Douglas Field is currently employed at Apple Inc., where he continues to innovate in the field of power supply technology. His work at Apple has allowed him to contribute to the development of cutting-edge electronic devices that rely on efficient power management.

Collaborations

Field has collaborated with notable coworkers, including Kathleen A Bergeron and Kevin Scott Fetterman. These collaborations have fostered an environment of innovation and creativity, leading to advancements in power supply technology.

Conclusion

John Douglas Field is a prominent inventor whose work in power supply technology has made a significant impact on the industry. His patents reflect a commitment to enhancing the efficiency and functionality of electronic devices.