Location History:
- Mie, JP (2002)
- Taki-gun, JP (2002 - 2004)
Company Filing History:
Years Active: 2002-2004
Title: Keiichi Akamatsu: Innovator in Thin Film Transistor Technology
Introduction
Keiichi Akamatsu is a notable inventor based in Taki-gun, Japan. He has made significant contributions to the field of display technology, particularly in the development of thin film transistors. With a total of 3 patents to his name, Akamatsu's work has had a considerable impact on the industry.
Latest Patents
One of Akamatsu's latest patents focuses on a thin film transistor designed for use in active matrix liquid crystal display devices. This innovative design features a three-layer structure for each of the gate signal line, source signal line, and drain extraction electrode. The layers consist of a lower titanium film, an intermediate aluminum film, and an upper titanium film containing nitrogen. This configuration enhances adhesion to silicon nitride films, thereby reducing the risk of film peeling during manufacturing. Additionally, the titanium film beneath the aluminum film helps to lower the resistance of the aluminum layer, improving overall performance.
Career Highlights
Keiichi Akamatsu is associated with Sharp Corporation, a leading company in the electronics industry. His work at Sharp has allowed him to push the boundaries of display technology and contribute to advancements in liquid crystal displays.
Collaborations
Akamatsu has collaborated with notable colleagues such as Yoshinori Shimada and Masao Kawaguchi. Their combined expertise has fostered innovation and development in their respective fields.
Conclusion
Keiichi Akamatsu's contributions to thin film transistor technology exemplify his dedication to innovation in the electronics industry. His patents reflect a commitment to enhancing display technology, making a lasting impact on the field.