Company Filing History:
Years Active: 2005
Title: Tetsuya Oishi: Innovator in Speaker Technology
Introduction
Tetsuya Oishi is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of audio technology, particularly in the design of speaker units. With a total of 3 patents to his name, Oishi's work focuses on enhancing sound reproduction quality.
Latest Patents
One of Oishi's latest patents is a speaker unit designed for low frequency reproduction. This invention aims to reduce distortion while augmenting the orientation of the sound image in the lower frequency region. The design features a speaker enclosure, a duct with a port, and a speaker mounted within the enclosure. The speaker is engineered to have a first resonance frequency that is higher than the upper side frequency of the intended frequency band, which ranges from about 20 Hz to 100 Hz. Meanwhile, the port is designed to have a second resonance frequency that is lower than the lower side frequency of the same band. This innovative approach includes a vibrating system with reduced mass or compliance, and a duct with an increased length or controlled cross-sectional area, ensuring optimal sound reproduction.
Career Highlights
Oishi is currently employed at Alpine Electronics, Inc., where he continues to develop cutting-edge audio technologies. His work has been instrumental in advancing the capabilities of speaker systems, making them more efficient and effective in delivering high-quality sound.
Collaborations
Throughout his career, Oishi has collaborated with talented individuals such as Erik Thorsell and Glenn Cass. These partnerships have contributed to the successful development of innovative audio solutions.
Conclusion
Tetsuya Oishi's contributions to speaker technology exemplify his commitment to innovation and quality in sound reproduction. His patents reflect a deep understanding of audio engineering, making him a significant figure in the industry.