Location History:
- Ninomiya, JP (1987 - 1994)
- Kanagawa-ken, JP (1996 - 2001)
- Naka-gun, JP (1996 - 2001)
- Kanagawa, JP (1994 - 2004)
Company Filing History:
Years Active: 1987-2004
Title: Innovations by Masayasu Fujisawa
Introduction
Masayasu Fujisawa is a notable inventor based in Kanagawa-ken, Japan, recognized for his contributions to the field of magnetic storage technology. With a total of 14 patents to his name, Fujisawa's work has significantly impacted how magnetic heads and their manufacturing methods are approached.
Latest Patents
Fujisawa's most recent patents include innovative designs for magnetic head sliders. One of his notable inventions is a magnetic head slider featuring multiple rails specifically designed to interface with a magnetic disk. Each rail is oriented in the same direction as the disk's rotation, and a protective film is applied to one of the floating surfaces of the rails. Notably, this protective film has a non-uniform thickness in the transverse direction, enhancing the performance of the magnetic head.
Additionally, he has developed a method for manufacturing a magnetic head slider that incorporates non-linear rails on its floating surface. This process includes advanced techniques such as reactive ion etching, sputter etching, or ion milling. Post-formation, the side walls of these non-linear rails are polished, resulting in an improved magnetic head design.
Career Highlights
Fujisawa has contributed his expertise to prominent companies, notably Hitachi, Ltd. and Hitachi, Ltd. His tenure at these organizations has fostered innovation and technological advancements in the field of magnetic storage devices.
Collaborations
Throughout his career, Masayasu Fujisawa has collaborated with talented professionals such as Hirotaka Imayama and Yasuo Hira. These collaborations have played a crucial role in the development and refinement of magnetic head technologies.
Conclusion
Masayasu Fujisawa’s inventive spirit and significant contributions to magnetic head technology demonstrate his dedication to advancing the field. His patents reveal a continued commitment to innovation, showcasing methods and designs that enhance the performance and manufacturing of magnetic heads.
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.