Location History:
- Amagasaki, JP (1992)
- Tokyo, JP (1995 - 2007)
Company Filing History:
Years Active: 1992-2007
Title: **Masao Kohashi - Innovator in Knock Sensor Technology**
Introduction
Masao Kohashi is a prominent inventor based in Tokyo, Japan, recognized for his innovative contributions to sensor technology. He holds a total of five patents, reflecting his dedication to advancing engineering applications in modern technology.
Latest Patents
Among his latest inventions, Kohashi has developed a groundbreaking knock sensor and its manufacturing method. This knock sensor is crafted by assembling various components, including an annular piezoelectric element, terminal plates, insulating sheets, and weights, onto a base with a tubular structure. A key feature is the formation of a groove on the tip of the base, which facilitates the attachment of a stopper ring to apply an axial preload to the components. The result is a highly effective sensor designed to enhance performance in various applications.
Another notable patent involves a stacked body configuration, consisting of insulating sheets, terminal plates, a piezoelectric element, and a disk spring clamped together and resin-molded over a cylindrical base portion. This design ensures that the annular partial electrodes on the piezoelectric element are optimally contacted by the terminal plates, offering enhanced sensitivity and functionality.
Career Highlights
Kohashi's career has been predominantly associated with Mitsubishi Electric Corporation, a leading company in the field of electronics and electrical equipment. His innovative work has positioned him as a key figure in the development of cutting-edge sensor technologies.
Collaborations
Throughout his career, Kohashi has collaborated with esteemed colleagues, Youichi Hisamori and Mitunori Kurachi. Their collective expertise has played a significant role in advancing projects that push the boundaries of sensor innovation.
Conclusion
Masao Kohashi's contributions to the field of knock sensor technology mark him as a valuable inventor in the industry. His commitment to innovation continues to influence the design and functionality of essential electronic devices, making him a notable figure in Tokyo's vibrant technological landscape.