Harvey Stone

Title: **Harvey Stone: A Pioneer in Laser Technology and Photolithography**

Introduction

Harvey Stone, hailing from Flushing, NY, has made significant contributions to the field of photolithography and laser technology. With a total of four patents to his name, he is recognized for his innovative approaches that enhance the efficiency and effectiveness of photolithographic processes.

Latest Patents

One of Harvey's latest inventions is the **Photolithographic Mask Repair System**. This advanced method and device utilize a laser-driven pyrolytic, photolytic, and photoactivation process, which operates in a controlled atmosphere without the need for gas-tight cells. This system is designed to correct clear faults on photolithographic masks through metallic deposition at standard temperature and pressure. The deposition occurs via the pyrolytic decomposition of an organometallic gas mixture, which can include chromium and molybdenum hexacarbonyls alongside a buffer gas, all activated by a laser beam. This device integrates with other technologies to rectify opaque faults in the same mask, showcasing versatility and innovation in photolithography.

In addition, Harvey developed the **YAG Laser System**, a reliable, cost-effective, and lightweight solution. This continuous-wave pumped Nd:YAG laser includes optional Q-switching and features a rail that isolates the optical axis from the movements of the laser head housing. The system is housed in a water-resistant resin structure that exhibits low thermal deformation and high dielectric strength. Furthermore, its transformerless power supply and effective cooling system ensure optimal performance, highlighting Harvey's commitment to advanced laser technology.

Career Highlights

Throughout his career, Harvey has worked with notable companies, including Grumman Aerospace Corporation and Quantronix Corporation. His involvement in these organizations has allowed him to push the boundaries of innovation in laser systems and photolithography, contributing invaluable advancements to the industry.

Collaborations

Harvey Stone has had the privilege of collaborating with esteemed colleagues in his field, such as Richard E. Kopp and Joseph Lisa. These collaborations have enriched his work experience and enabled the cross-fertilization of ideas, leading to advancements that benefit the broader technology landscape.

Conclusion

Harvey Stone's dedication to innovation in photolithography and laser technology has solidified his reputation as a leading inventor. With his impressive portfolio of patents and collaborations with industry experts, Harvey continues to inspire future generations of inventors and engineers seeking to make their mark in the world of technology.