Location History:
- Sagamihara, JP (2006)
- Yokosuka, JP (2010 - 2013)
- Atsugi, JP (2013 - 2019)
- Musashino, JP (2022)
Company Filing History:
Years Active: 2006-2022
Title: Innovator Eiichi Yamada: Pioneering Optical Technologies
Introduction: Eiichi Yamada is a notable inventor based in Atsugi, Japan, recognized for his significant contributions to the field of optical modulation and high-frequency lines. With a total of seven patents to his name, Yamada has been at the forefront of technological innovations that enhance signal processing and communications.
Latest Patents: Among his noteworthy inventions, Yamada's latest patents include an optical modulator and a high-frequency line. The optical modulator patent provides a system with a high-frequency electrical signal input that efficiently activates the optical modulation region. This invention features a broadband configuration where the input and output high-frequency lines are segmented into different characteristic impedances and propagation constants, enhancing functionality. The high-frequency line patent focuses on minimizing impedance variations and power loss in high-frequency wiring that intersects with optical waveguides. It employs a microstrip line design, integrating a ground electrode, dielectric layer, and signal electrode on a SI-InP substrate, allowing for improved signal transmission at intersecting points.
Career Highlights: Yamada's career is marked by his role at the Nippon Telegraph and Telephone Corporation, where his research and innovations are applied in real-world communication technologies. His deep understanding of optical and electrical signals has led to advancements that are essential for modern telecommunications.
Collaborations: Throughout his career, Yamada has collaborated with esteemed colleagues, including Nobuhiro Kikuchi and Akihide Sano. These partnerships have fostered an environment of creativity and innovation, contributing to the development of cutting-edge technologies in the field of optical engineering.
Conclusion: Eiichi Yamada exemplifies the spirit of innovation in the realm of optical technologies. With his impressive portfolio of patents and collaborative efforts within the Nippon Telegraph and Telephone Corporation, he continues to inspire future advancements in the industry. The impact of his work is significant, marking him as a key figure in the field of optical modulation and high-frequency technologies.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.