Walter Crosby

Title: The Innovations of Walter Crosby

Introduction

Walter Crosby is an accomplished inventor based in Los Alamitos, California. He has made significant contributions to the field of laser technology, particularly in immersion lithography. His innovative work has led to the development of a unique apparatus that enhances the capabilities of laser light sources.

Latest Patents

Crosby holds a patent for an "Immersion lithography laser light source with pulse stretcher." This invention comprises a pulsed gas discharge laser that includes a seed laser portion and an amplifier portion. The amplifier receives the seed laser output and amplifies the optical intensity of each seed pulse. The design features a pulse stretcher that includes a first beam splitter connected to a first delay path and a second pulse stretcher connected to a second delay path. The optical delay paths are defined by a series of mirrors located in two optical delay path towers, enhancing the precision and effectiveness of the laser system.

Career Highlights

Walter Crosby is currently employed at Cymer, Inc., a company renowned for its advancements in photolithography technology. His work at Cymer has positioned him as a key player in the development of cutting-edge laser systems used in semiconductor manufacturing.

Collaborations

Crosby has collaborated with notable colleagues, including William N Partlo and Alexander Igorevich Ershov. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Walter Crosby's contributions to laser technology and his innovative patent demonstrate his commitment to advancing the field. His work continues to influence the development of sophisticated laser systems in the industry.