Company Filing History:
Years Active: 1986-1989
Title: The Innovations of David D Schumacher in Chemical Processing
Introduction
David D Schumacher, a prominent inventor based in Plymouth, MN, has made significant contributions to the field of chemical processing. With a total of three patents to his name, his work primarily focuses on enhancing the efficiency and effectiveness of substrate processing in the production of electronic devices and integrated circuit chips.
Latest Patents
One of Schumacher's latest patents is centered around "Rinsing in Acid Processing of Substrates." This innovation details a unique chemical processing system designed to effectively rinse substrates in a controlled manner. The method allows for the simultaneous thorough rinsing of the substrate while ensuring that chemical supply lines and spray posts are also cleansed with rinse water. By expertly controlling the pressure and flow rate of the rinsing water, Schumacher's design prevents the contamination of the substrates by minimizing the spray of rinse water containing dilute chemical traces. Additionally, the system introduces a dedicated rinsing water spray post, which uses atomized inert gas like nitrogen to facilitate instantaneous rinsing of wafers in the processing chamber.
Career Highlights
David D Schumacher has worked at FSI Corporation, a company recognized for its advancements in chemical processing technologies. His expertise in rinsing systems has positioned him as a key contributor in developing innovative solutions that address industry challenges.
Collaborations
Throughout his career, Schumacher has collaborated with notable colleagues, including Don C Burkman and Charlie A Peterson. These partnerships have fostered a collaborative environment that cultivates innovation and enhances the development of new technologies in the field of electronic manufacturing.
Conclusion
David D Schumacher's work exemplifies the intersection of creativity and technical knowledge in the field of chemical processing. Through his innovative patents, he continues to push the boundaries of what's possible, making substantial contributions that improve production processes for electronic devices and integrated circuit chips. His dedication to refining these methods highlights the importance of advancements in technology and their impact on the industry.