Location History:
- Komae, JP (1981)
- Yokohama, JP (1985)
- Kanagawa, JP (1989)
- Miyagi, JP (1992 - 1996)
Company Filing History:
Years Active: 1981-1996
Title: Takehiro Nagaki: Innovator in Geomagnetic Technology
Introduction
Takehiro Nagaki is a prominent inventor based in Miyagi, Japan. He has made significant contributions to the field of geomagnetic technology, holding a total of 6 patents. His work primarily focuses on developing advanced sensors and magnetic heads that enhance data accuracy and sensitivity.
Latest Patents
One of Nagaki's latest inventions is a geomagnetic direction sensor. This innovative sensor features a substrate that maintains shape symmetry when rotated through 90 degrees. It includes at least two magneto-resistive effect devices and a coil for generating a bias magnetic field. The substrate is designed with multiple magnetic cores that converge geomagnetism, arranged circumferentially and interconnected by a non-magnetic material. The magneto-resistive devices are strategically positioned to be at right angles to one another and to the direction of the geomagnetic field, ensuring optimal performance.
Another notable patent is the high-density dual gap magnetic head utilizing the polar Kerr effect. This magnetic head comprises a magnetic path and a vertically magnetizable film. The design includes a first gap facing a magnetic recording medium and a second gap. A linearly polarized light beam is directed onto the vertically magnetizable film, allowing for the detection of magnetization reversal through the polar Kerr effect. This technology enables data reproduction with high sensitivity from tracks of very small widths.
Career Highlights
Takehiro Nagaki is currently employed at Sony Corporation, where he continues to innovate and develop cutting-edge technologies. His work has significantly impacted the field of magnetic sensors and data storage solutions.
Collaborations
Nagaki has collaborated with notable colleagues, including Masatoshi Hayakawa and Koichi Aso. Their combined expertise has contributed to the advancement of technologies in their respective fields.
Conclusion
Takehiro Nagaki is a distinguished inventor whose work in geomagnetic technology has led to significant advancements in sensor and magnetic head design. His contributions continue to influence the industry and pave the way for future innovations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.