Stephen E Sampayan

Title: Stephen E. Sampayan: Innovator in High-Voltage Technology

Introduction

Stephen E. Sampayan, an accomplished inventor based in Manteca, CA, has made significant contributions to the field of electrical engineering, particularly in high-voltage applications. With an impressive portfolio of 36 patents, his innovations have paved the way for advancements in circuit interruption and radiotherapy technologies.

Latest Patents

One of Sampayan's notable recent patents is the "Diffuse Discharge Circuit Breaker." This invention introduces devices, methods, and techniques designed to interrupt fault currents in high-voltage direct-current circuits. A key feature of the device is its mechanical switch, which includes a pair of contacts set to part ways upon activation. Additionally, it utilizes a photoconductive component connected in parallel with the mechanical switch, allowing the establishment of a current upon activation. The photoconductive component consists of a crystalline material that efficiently receives a pulsed light signal from a laser source, coupled with electrodes to create an electric field across the crystalline material.

Another significant patent is the "Flash Radiotherapy Accelerator." This invention details methods, devices, and systems that enable ultra-high dose radiotherapy. The technology relies on active switching control of a photoconductive switch when the accelerator is producing output radiation at specific dose rates. The method includes receiving a charged particle beam at a particle accelerator, which incorporates a photoconductive switch that operates in a linear mode. This switch, using a doped crystalline material, generates voltage pulses in response to light incidents, optimizing the particle acceleration process to yield radiation beams suitable for flash radiotherapy.

Career Highlights

Throughout his career, Stephen E. Sampayan has been associated with prominent organizations including Lawrence Livermore National Security, LLC, and Opcondys, Inc. His work at these institutions reflects his commitment to pushing the boundaries of technological advancements in electrical engineering and applied physics.

Collaborations

Sampayan has collaborated with notable professionals in his field, including George James Caporaso and David M. Sanders. These partnerships have further enriched the innovative projects he has been involved in, contributing to the effective development of his groundbreaking technologies.

Conclusion

Stephen E. Sampayan stands out as a visionary inventor whose work has greatly impacted the realms of high-voltage circuits and radiotherapy technology. With his extensive patent portfolio and collaborative spirit, Sampayan continues to drive innovation, providing solutions that enhance safety and effectiveness in critical applications.