Company Filing History:
Years Active: 2004-2005
Title: **David D Dussault: Innovator in Semiconductor Cleaning Technology**
Introduction
David D Dussault, based in Burlington, VT, is a notable inventor specializing in semiconductor cleaning technologies. With a focus on removing contaminants from substrate surfaces, Dussault has made significant contributions to the field through his innovative patents.
Latest Patents
Dussault holds two patents, showcasing his expertise in developing advanced apparatuses and systems for eliminating contaminants in semiconductor manufacturing. His most recent patents include:
1. **Apparatus and System for Eliminating Contaminants on a Substrate Surface**
This invention presents a comprehensive system for the removal of metallic and hydrocarbon-containing contaminants from semiconductor substrates. The system features a heating chamber that elevates the substrate's temperature while purging it with chlorine-containing gas, leading to the formation of volatile chloride byproducts that are effectively extracted from the chamber. Additionally, the apparatus includes a cooling chamber to ensure the substrate is returned to safe operating conditions post-treatment.
2. **Treatment to Eliminate Polysilicon Defects Induced by Metallic Contaminants**
In this patent, Dussault describes a method and system for heating semiconductor substrates within an integrated closed environment to purge them with chlorine gas. The elevated temperatures activate the chlorine, promoting a reaction with surface contaminants to create and expel volatile byproducts, ultimately yielding a clean substrate.
Career Highlights
David D Dussault is affiliated with International Business Machines Corporation (IBM), where he applies his skills in semiconductor technology to enhance product quality and reliability. His innovative work not only contributes to IBM's research efforts but also pushes the boundaries of semiconductor manufacturing processes.
Collaborations
Throughout his career, Dussault has collaborated with accomplished professionals such as Brian P Conchieri and Mousa H Ishaq. These partnerships have played a crucial role in the development and refinement of his innovative technologies, fostering a collaborative environment that encourages groundbreaking inventions.
Conclusion
David D Dussault stands out as a visionary inventor in the semiconductor industry. His pioneering patents reflect his commitment to enhancing semiconductor fabrication processes by efficiently addressing contamination issues. As technology continues to evolve, Dussault's contributions are likely to have a lasting impact on the efficiency and effectiveness of semiconductor manufacturing.