John P Lehan

Title: Innovations of John P. Lehan

Introduction

John P. Lehan is a notable inventor based in Benicia, CA (US). He has made significant contributions to the field of technology, particularly in the area of sputtering systems and optical monitoring. With a total of 2 patents to his name, Lehan's work reflects a commitment to advancing innovative solutions.

Latest Patents

Lehan's latest patents include a "Sputtering system using cylindrical rotating magnetron electrically." This invention utilizes an AC power supply in the range of 10 kHz to 100 kHz and incorporates two rotatable cylindrical magnetrons. The design allows for the effective deposition of dielectric layers onto substrates while preventing dielectric material from accumulating on the target, thus avoiding potential arcing issues. Another significant patent is the "Telecentric reflection head for optical monitor." This invention minimizes measurement changes due to defocus or tilt, enhancing the accuracy of radiometric quantity measurements.

Career Highlights

Lehan is currently associated with The Boc Group, Inc., where he continues to innovate and develop new technologies. His work has had a lasting impact on the industry, showcasing his expertise and dedication to his craft.

Collaborations

Throughout his career, Lehan has collaborated with esteemed colleagues such as Henry A. Byorum and Russell J. Hill. These partnerships have contributed to the advancement of his projects and the overall success of his inventions.

Conclusion

John P. Lehan's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative solutions continue to influence advancements in sputtering systems and optical monitoring.