Company Filing History:
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Years Active: 1993
Title: Michihisa Maeda: Innovator in Cathode-Ray Tube Technology
Introduction
Michihisa Maeda is a notable inventor based in Yokkaichi, Japan. He is recognized for his contributions to the field of cathode-ray tube technology. His innovative work has led to the development of a unique patent that enhances the functionality of cathode-ray tubes.
Latest Patents
Maeda holds a patent for a cathode-ray tube with an interference filter. This invention features a face plate that includes a phosphor layer on the inner surface of a glass plate. An optical interference filter is positioned between the phosphor layer and the inner surface of the plate. The filter is composed of high- and low-refractive index layers. The outermost layer in contact with the phosphor layer is either an Al₂O₃ layer or a ZrO₂ layer, with a physical thickness of 10 nm or more. The high-refractive index layer preferably consists of TiO₂, while the low-refractive index layer is made of Al₂O₃. This innovative design significantly improves the performance of cathode-ray tubes.
Career Highlights
Throughout his career, Michihisa Maeda has worked with prominent companies, including Nippon Sheet Glass Company, Limited and Hitachi, Ltd. His experience in these organizations has contributed to his expertise in the field of optical technologies.
Collaborations
Maeda has collaborated with notable coworkers, including Yoshiyuki Hanada and Hidemi Nakai. Their joint efforts have further advanced the development of innovative technologies in their respective fields.
Conclusion
Michihisa Maeda's contributions to cathode-ray tube technology exemplify the impact of innovation in the field of optics. His patent and collaborations highlight the importance of teamwork in advancing technological advancements.