Location History:
- Osaka, JP (2003)
- Hirakata, JP (1999 - 2007)
Company Filing History:
Years Active: 1999-2007
Title: Sayuri Muramatsu: Innovator in Magnetic Sensing Technology
Introduction
Sayuri Muramatsu is a prominent inventor based in Hirakata, Japan. She has made significant contributions to the field of magnetic sensing technology, holding a total of 8 patents. Her innovative work has paved the way for advancements in magnetic detection devices.
Latest Patents
Muramatsu's latest patents include a magnetic sensing element and a magnetic sensor, along with their manufacturing methods. One of her notable inventions involves a conductive wire held between two magnetic cores, which creates a magnetic detection device. This device allows for the generation of a DC bias magnetic field and a high-frequency carrier signal through the conductive wire. The design ensures that the intensity of the DC bias magnetic field changes in response to external magnetic fields, enabling the detection of both the intensity and direction of the magnetic field through changes in the electrical signal output.
Another significant patent focuses on a magnetic sensor with a closed magnetic path formed by soft magnetic films. This invention aims to achieve a large impedance change with a carrier signal at relatively low frequencies. The sensor comprises a meander-type conductive nonmagnetic thin film and a soft magnetic film, which work together to detect external magnetic fields by measuring changes in the high-frequency carrier signal.
Career Highlights
Sayuri Muramatsu is currently employed at Matsushita Electric Industrial Co., Ltd., where she continues to innovate in the field of magnetic sensing technology. Her work has been instrumental in developing advanced magnetic sensors that have various applications in electronics and other industries.
Collaborations
Throughout her career, Muramatsu has collaborated with notable colleagues, including Akio Murata and Akio Kuroe. These collaborations have further enhanced her research and development efforts in magnetic sensing technologies.
Conclusion
Sayuri Muramatsu is a trailblazer in the field of magnetic sensing, with a strong portfolio of patents that reflect her innovative spirit. Her contributions continue to influence the development of advanced technologies in this area.