Katsumi Tamura is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of liquid crystal display technology. With a total of 16 patents to his name, Tamura's work has had a lasting impact on the industry.

Latest Patents

One of his latest patents is for a liquid crystal display device that features image signal lines of a bottom gate type TFT. This device includes a laminated film made of a first conductive film, which is an alloy primarily composed of molybdenum and tungsten, and a second conductive film made of molybdenum and zirconium. The design aims to meet various requirements, including reduced resistance and improved etching resistance. Another notable patent involves a liquid crystal display unit that consists of a pair of substrates with a liquid crystal layer in between. This unit incorporates scanning lines and data lines arranged in a matrix format, with thin film transistors located at their intersections. The source and drain electrodes of each thin film transistor are made from a molybdenum alloy containing chromium, which enhances the device's performance.

Career Highlights

Katsumi Tamura has dedicated his career to advancing liquid crystal display technology. His innovative designs and patents have positioned him as a key figure in the field. He works at Hitachi, Ltd., a company known for its commitment to technological advancement and innovation.

Collaborations

Throughout his career, Tamura has collaborated with notable colleagues, including Kenichi Onisawa and Moriaki Fuyama. These partnerships have contributed to the development of cutting-edge technologies in the display industry.

Conclusion

Katsumi Tamura's contributions to liquid crystal display technology are significant and impactful. His innovative patents and collaborations continue to shape the future of display technology.

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