Company Filing History:
Years Active: 2010
Title: The Innovations of John Fitzgerald
Introduction
John Fitzgerald is a notable inventor based in San Diego, California. He has made significant contributions to the field of laser technology, particularly in immersion lithography. His work has led to the development of innovative solutions that enhance the capabilities of laser systems.
Latest Patents
Fitzgerald 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 apparatus also 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 design incorporates optical delay path towers containing mirrors that define the respective optical delay paths.
Career Highlights
Fitzgerald 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
Throughout his career, Fitzgerald has collaborated with talented individuals such as William N Partlo and Alexander Igorevich Ershov. These collaborations have fostered innovation and contributed to the success of various projects within the field.
Conclusion
John Fitzgerald's contributions to laser technology and his innovative patent demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of high-performance laser systems.