Location History:
- Yokohama, JP (1989)
- Kawasaki, JP (2001)
- Inagi, JP (2013 - 2019)
- Inagi Tokyo, JP (2018 - 2019)
- Tokyo, JP (2014 - 2020)
Company Filing History:
5 out of 52,751 
3 out of 2,955 
2 out of 217 
Years Active: 1989-2020
Title: Innovations of Toyokazu Eguchi
Introduction
Toyokazu Eguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electro-acoustic transducer systems, holding a total of 10 patents. His work focuses on enhancing sound technology through innovative designs and systems.
Latest Patents
One of Eguchi's latest patents is an electro-acoustic transducer system. This acoustic system includes a charging apparatus and speakers that can be charged with the charging apparatus. The speakers consist of a speaker unit that generates sound based on a first electrical signal and a power reception coil that overlaps with the extension line of the central axis of a power transmission coil. This design allows the generation of electric power supplied to the speaker unit through magnetic flux.
Another notable patent is the digital electroacoustic transducer apparatus. This invention features a noise-canceling system that includes a signal processing circuit generating a digital processing signal from a sound source. It also incorporates a microphone that picks up noise, a noise-canceling circuit, and two voice coils that drive a diaphragm. This innovative design effectively avoids phase differences between the cancel signal and the noise.
Career Highlights
Throughout his career, Toyokazu Eguchi has worked with notable companies such as Kabushiki Kaisha Toshiba and Toshiba Memory Corporation. His experience in these organizations has contributed to his expertise in developing advanced acoustic technologies.
Collaborations
Eguchi has collaborated with several talented individuals in his field, including Hajime Matsumoto and Takakatsu Moriai. These collaborations have fostered innovation and creativity in his projects.
Conclusion
Toyokazu Eguchi's contributions to the field of electro-acoustic transducer systems highlight his innovative spirit and dedication to advancing sound technology. His patents reflect a commitment to improving audio experiences through cutting-edge designs.