Company Filing History:
Years Active: 2006-2007
Title: Shiro Tomizawa: Innovator in Giant Magnetostrictive Materials
Introduction
Shiro Tomizawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of giant magnetostrictive materials, holding a total of 3 patents. His innovative work has implications for various applications, particularly in sensing technologies.
Latest Patents
Tomizawa's latest patents include a method for restoring magnetostriction characteristics in giant magnetostrictive materials without causing fusion of the rod. This method involves performing heat treatment within a temperature range of 750 to 860°C, effectively removing working distortion while preventing the bleeding of an R-rich phase on the rod surface. Another notable patent is a torque sensing apparatus that utilizes a tubular giant magnetostrictive member. This apparatus includes a shaft that transmits torque and a detection coil that identifies changes in the magnetic permeability or remnant magnetization of the giant magnetostrictive member. The design allows for a reduction in components and costs while enabling high-sensitivity torque change detection.
Career Highlights
Shiro Tomizawa is associated with TDK Corporation, where he continues to develop and refine his innovative technologies. His work has positioned him as a key figure in the advancement of magnetostrictive materials and their applications.
Collaborations
Tomizawa has collaborated with notable colleagues, including Teruo Mori and Toshihiro Suzuki. Their combined expertise has contributed to the success of various projects and innovations within the company.
Conclusion
Shiro Tomizawa's contributions to the field of giant magnetostrictive materials highlight his role as an influential inventor. His patents and ongoing work at TDK Corporation continue to push the boundaries of technology in this specialized area.