Company Filing History:
Years Active: 1989-2013
Title: The Innovative Contributions of Michael Walter Legenza in Chemical Engineering
Introduction: Michael Walter Legenza, based in Bellingham, MA, is a distinguished inventor with a portfolio comprising six patents. His innovative work primarily focuses on compositions for cleaning and stripping processes, showcasing his expertise in chemical engineering.
Latest Patents: Among his latest patents is a composition designed for stripping and cleaning, which uses a combination of water-soluble organic solvents, glycol ethers, water, and a fluoride-containing compound. This formulation effectively removes residues from various articles, including photoresist and etching residues. Another significant patent is his development of a photoresist stripper formulation that incorporates hydroxylamine, water, and various solvents and bases, along with a metal corrosion inhibitor. This invention not only presents a novel cleaning method but also extends the operational life of the stripping bath, marking a substantial advance in the field.
Career Highlights: Michael Legenza has made impactful strides in his career at Air Products and Chemicals, Inc., a leader in industrial gases and chemical solutions. His contributions emphasize innovative solutions aimed at improving material processing and efficiency.
Collaborations: Throughout his career, Legenza has collaborated with notable colleagues such as Matthew I. Egbe and Jennifer M. Rieker. These partnerships have likely spurred further innovation and refinement in his patented inventions.
Conclusion: Michael Walter Legenza’s inventive spirit and expertise in chemical solutions reflect his significant contributions to the field. His patents, especially in cleaning and stripping compositions, highlight the ongoing advancements in chemical engineering, which serve both industrial applications and technological progress.