Company Filing History:
Years Active: 2019-2023
Title: Innovations by Kouichi Murata in Liquid Crystal Display Technology
Introduction
Kouichi Murata, an innovative inventor based in Tsuruga, Japan, has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of three patents to his name, Murata has focused his efforts on enhancing the visibility and performance of LCD devices, particularly those utilizing white-light-emitting diodes as a light source.
Latest Patents
Murata's latest patents include inventions aimed at improving liquid crystal display devices through the development of advanced polarizers and protective films. One notable patent describes a liquid crystal display device, polarizer, and protective film designed to suppress rainbow unevenness, thereby enhancing visibility. This invention specifically addresses the challenges associated with a backlight light source comprising white-light-emitting diodes, which have emission spectra with peak tops across blue, green, and red regions. The innovative protective film utilizes a polyethylene terephthalate-based resin film that achieves a retardation measurement of 3000 to 30000 nm, ensuring optimal performance.
Another of Murata's patents covers the liquid crystal display device, polarizing plate, and polarizer protection film. This invention includes a structured approach featuring two polarizers and a liquid crystal cell, positioned between them, powered by a white light-emitting diode. Each polarizer incorporates a polarizing film along with protective films on both sides—one of which is a polyester film enhanced with an adhesion-facilitating layer, designed to improve adhesion and overall performance.
Career Highlights
Kouichi Murata has dedicated his career to advancing liquid crystal display technology while working at Toyobo Co., Ltd. His innovative approaches have resulted in patents that not only enhance the functionality of LCD devices but also significantly impact their usability in various applications. Murata's inventions are critical in responding to market demands for improved display quality and user experience.
Collaborations
Murata collaborates with notable colleagues, including Mitsuharu Nakatani and Yasushi Sasaki, fostering a collaborative environment that encourages technological advancement. Their teamwork plays a crucial role in the development of cutting-edge technologies and patents within the realm of liquid crystal displays.
Conclusion
Kouichi Murata's contributions to the field of liquid crystal display technology have set standards for visibility and performance. Through his innovative patents, he has addressed significant challenges in the industry, showcasing the importance of continuous research and collaboration. As the demand for high-quality displays continues to grow, Murata's work will undoubtedly play a crucial role in the future of LCD technology.