This inventor holds 3 USPTO granted patents. Top assignee: Advanced Micro Devices Corporation. Active years: 1999.
Company Filing History:
Years Active: 1999
Title: David Ashby Steele: Innovator in Semiconductor Technology
Introduction
David Ashby Steele is a prominent inventor based in Sunnyvale, CA. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on optimizing lithographic processes, which are crucial for semiconductor manufacturing.
Latest Patents
One of his latest patents is a method for reducing defects in a semiconductor lithographic process. This innovative arrangement utilizes a photocluster cell system to simulate actual processing conditions for semiconductor products. The resist pattern is inspected using a wafer inspection system, and an in-line low voltage scanning electron microscope (SEM) system reviews and classifies defect types. This enables the generation of an alternative processing specification, which can be tested by forming patterns on different wafers and performing split-series testing for comparison with existing processes.
Another notable patent is a drip catching apparatus for receiving excess photoresist developer. This apparatus includes a trough formed by a sidewall and a drip catching surface, designed to prevent excess drops of a photoresist developer solution from dripping onto a semiconductor wafer. The design may include holes to drain the photoresist developer solution received by the drip trough, enhancing the efficiency of the development process.
Career Highlights
David Ashby Steele is currently employed at Advanced Micro Devices Corporation, a leading company in the semiconductor industry. His work at AMD has allowed him to contribute to cutting-edge technologies that drive advancements in microelectronics.
Collaborations
Throughout his career, David has collaborated with talented individuals such as Khoi A Phan and Gurjeet S Bains. These collaborations have fostered innovation and have been instrumental in the development of new technologies in the semiconductor field.
Conclusion
David Ashby Steele's contributions to semiconductor technology through his patents and work at Advanced Micro Devices Corporation highlight his role as an influential inventor in the industry. His innovative approaches continue to shape the future of semiconductor manufacturing.