William Frank Witcraft

Title: **William Frank Witcraft: Innovator in Magnetic Field Sensing Technologies**

Introduction

William Frank Witcraft, based in Minneapolis, MN, is an accomplished inventor with a remarkable portfolio of 27 patents. His contributions to the field of magnetic sensing have proven essential in the development of various electronic devices. This article explores Witcraft's most recent patents, his career achievements, and his collaborations with notable colleagues.

Latest Patents

Among his latest innovations, Witcraft has developed a **magnetic field sensing device for compassing and switching**. This device employs a magnetic sensor in electronic compassing, allowing it to switch functions efficiently. When a magnet is brought close to the sensor, it generates a signal that communicates the closure of a portable information device, thus initiating an appropriate response. This dual-functional capability of the sensor reduces the need for separate sensors within electronic compasses.

Another significant patent is the **integrated set/reset driver and magneto-resistive sensor**. This invention comprises a magnetic-sensing apparatus featuring magneto-resistive-sensing elements and reorientation systems. The semiconductor circuitry within this apparatus allows for controlling the orientation of the sensor elements, potentially simplifying the design of various electronic devices. By integrating these components into a single chip or using closely positioned chips, Witcraft's innovation streamlines device functionality in a compact format.

Career Highlights

Witcraft's career includes influential roles in esteemed companies such as Honeywell International Inc. and Micron Technology Incorporated. His experience in these organizations has significantly shaped his expertise in magnetic sensing technologies, allowing him to contribute pivotal inventions that enhance the functionality of electronic devices.

Collaborations

Throughout his career, Witcraft has collaborated with notable colleagues including Lonny L. Berg and Hong Wan. These partnerships have fostered innovation and propelled advancements in the field of magnetic sensing, blending diverse expertise to overcome complex challenges.

Conclusion

William Frank Witcraft's contributions to magnetic field sensing technology have established him as a leading inventor in the industry. With his extensive patent portfolio and collaborative achievements, he continues to impact the landscape of electronics, driving innovation in compassing and switching applications. His work exemplifies the power of creativity and ingenuity in shaping the future of technology.