Location History:
- Yokohama, JP (1996)
- Yonezawa, JP (1999)
Company Filing History:
Years Active: 1996-1999
Title: Naohiko Ishimaru: Innovator in Magnetic Disk Technology
Introduction
Naohiko Ishimaru is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of magnetic disk technology, holding two patents that showcase his innovative approach to engineering.
Latest Patents
Ishimaru's latest patents include advancements in magnetic disks and glass substrates. One patent describes a magnetic disk that comprises a glass substrate and a magnetic layer. This design ensures that the maximum deflection of a bent portion in the radial direction of the magnetic disk is 1,500 .ANG. or less across the entire surface, excluding specific annular areas. His other patent details a magnetic disc featuring multiple undercoat layers, a continuous thin film magnetic layer, and a lubricant layer. This magnetic disc is characterized by its surface roughness, which is meticulously measured to ensure optimal performance.
Career Highlights
Ishimaru is currently employed at Ag Technology Co., Ltd., where he continues to push the boundaries of magnetic disk technology. His work has been instrumental in developing more efficient and reliable magnetic storage solutions.
Collaborations
Ishimaru collaborates with notable colleagues, including Yuzo Murayama and Haruhiko Otsuka. Their combined expertise contributes to the innovative projects at Ag Technology Co., Ltd.
Conclusion
Naohiko Ishimaru's contributions to magnetic disk technology reflect his dedication to innovation and engineering excellence. His patents not only advance the field but also pave the way for future developments in data storage solutions.