This inventor holds 4 USPTO granted patents. Top assignee: Advanced Micro Devices Corporation. Active years: 2001-2004.
Company Filing History:
Years Active: 2001-2004
Title: Curtis Warren Doss: Innovator in Photolithography Technology
Introduction
Curtis Warren Doss is a notable inventor based in Austin, TX (US). He has made significant contributions to the field of photolithography, holding a total of 4 patents. His work primarily focuses on methods and apparatuses that enhance the precision and efficiency of photolithographic processes.
Latest Patents
Doss's latest patents include a method and apparatus for controlling focus based on the thickness of a layer of photoresist. In this innovative approach, a method is provided that controls a stepper to position a focal plane of a light source adjacent to the top surface of a layer of photoresist. A metrology tool measures the thickness of the layer, and a controller uses this measurement to determine the position of the top surface, delivering a control signal to the stepper to adjust the focal plane accordingly. Another significant patent is a method and apparatus for controlling a stepper, which involves energizing a light source to provide light with a preselected intensity. This method utilizes two photosensors to compare signals indicative of the light intensity, delivering an error signal when a significant difference is detected.
Career Highlights
Curtis Warren Doss is currently employed at Advanced Micro Devices Corporation, where he continues to innovate in the field of semiconductor technology. His work has been instrumental in advancing photolithography techniques, which are crucial for the manufacturing of integrated circuits.
Collaborations
Doss has collaborated with notable colleagues, including Richard David Edwards and Edward Christopher Stewart. Their combined expertise has contributed to the development of cutting-edge technologies in the semiconductor industry.
Conclusion
Curtis Warren Doss is a prominent figure in the field of photolithography, with a focus on enhancing the precision of manufacturing processes. His innovative patents and contributions to Advanced Micro Devices Corporation highlight his significant impact on the industry.