Company Filing History:
Years Active: 1978-1993
Title: The Innovative Contributions of Michael J. Hanrahan
Introduction
Michael J. Hanrahan is a notable inventor based in Rochester, NY (US). He has made significant contributions to the field of electronic image sensors, holding a total of 8 patents. His work has advanced the technology used in color filters and dichroic filters, showcasing his expertise and innovative spirit.
Latest Patents
Among his latest patents, Hanrahan has developed "Patterned dichroic filters for solid state electronic image sensors." This invention involves forming a color filter by vacuum depositing alternating layers of SiO.sub.2 and TiO.sub.2 at a temperature of less than 150.degree. C. Another significant patent is the "Lift-off process for patterning dichroic filters." This lithographic lift-off process includes coating a layer of positive resist material using a dynamic dispense on top of a preexisting layer of a different positive resist material. The process allows for simultaneous patternwise exposure of both layers and developing the exposed portions to create openings in the resists.
Career Highlights
Hanrahan is associated with Eastman Kodak Company, where he has applied his innovative ideas to enhance imaging technologies. His work has been instrumental in improving the quality and efficiency of electronic image sensors.
Collaborations
Throughout his career, Hanrahan has collaborated with notable colleagues, including Robert A. Snow and Hugh G. McGuckin. These collaborations have contributed to the advancement of technology in their respective fields.
Conclusion
Michael J. Hanrahan's contributions to the field of electronic image sensors and his innovative patents reflect his dedication to advancing technology. His work continues to influence the industry and inspire future innovations.
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