This inventor holds 3 USPTO granted patents. Top assignee: Sony Corporation. Active years: 2002-2006.
Location History:
- Tokyo, JP (2002)
- Saitama, JP (2006)
Company Filing History:
Years Active: 2002-2006
Title: Junichi Usui: Innovator in Acoustic Technology
Introduction
Junichi Usui is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of acoustic technology, holding a total of 3 patents. His work focuses on enhancing audio experiences through innovative apparatuses.
Latest Patents
One of Usui's latest patents is an "Apparatus for adjustable positioning of virtual sound source." This acoustic apparatus includes an attenuator that modifies a first audio signal to create a second audio signal. It also features a low pass filter that reduces high-frequency components of the second audio signal, resulting in a third audio signal. A differential amplifier then produces a fourth audio signal that corresponds to the difference between the first and third audio signals. The speaker is supplied with this fourth audio signal, allowing listeners to perceive a virtual sound source positioned in front of and above the actual speaker location. Another notable patent is for an "Automotive audio reproducing apparatus," which further showcases his expertise in audio technology.
Career Highlights
Junichi Usui is currently employed at Sony Corporation, a leading company in the electronics industry. His role at Sony allows him to work on cutting-edge audio technologies that enhance user experiences in various applications.
Collaborations
Throughout his career, Usui has collaborated with talented individuals such as Tetsunori Itabashi and Shinichi Maru. These collaborations have contributed to the development of innovative audio solutions.
Conclusion
Junichi Usui's contributions to acoustic technology through his patents and work at Sony Corporation highlight his role as a key innovator in the field. His inventions continue to shape the way we experience sound in various environments.