Company Filing History:
2 out of 46 
1 out of 641 
Years Active: 1996-2006
Title: John McMurtry: Innovator in Optical Inspection Systems
Introduction
John McMurtry is a notable inventor based in Menlo Park, CA. He has made significant contributions to the field of optical inspection systems, holding a total of 3 patents. His work focuses on enhancing the efficiency and effectiveness of optical components used in various applications.
Latest Patents
One of McMurtry's latest patents is titled "Method and apparatus for protecting surfaces of optical components." This invention pertains to mechanisms designed to protect the surfaces of optical components within an optical inspection system. It includes a gas purge system that generates a gas stream to block contaminants from reaching the optical surfaces, as well as a transparent cover that physically prevents contaminants from accessing these surfaces. Additionally, the invention combines both the gas purge system and the transparent cover for optimal protection.
Another significant patent is the "Electron beam inspection system and method." This invention involves a charged particle scanning system and an automatic inspection system that utilizes wafers and masks in microcircuit fabrication. The system directs a charged particle beam at the substrate's surface, employing various detectors to capture secondary charged particles, back-scattered charged particles, and transmitted charged particles. The substrate is mounted on an x-y stage, allowing for precise scanning and alignment beneath the charged particle beam. The system also features a vacuum system for efficient substrate handling during inspection.
Career Highlights
Throughout his career, John McMurtry has worked with prominent companies such as Kla Instruments Corporation and KLA-Tencor Technologies Corporation. His experience in these organizations has contributed to his expertise in optical inspection technologies and systems.
Collaborations
McMurtry has collaborated with notable professionals in his field, including Alan D. Brodie and Anil A. Desai. These collaborations have further enriched his work and innovations in optical inspection systems.
Conclusion
John McMurtry's contributions to the field of optical inspection systems are significant and impactful. His innovative patents and career achievements reflect his dedication to advancing technology in this area.