Company Filing History:
Years Active: 2008-2010
Title: Kei Funabashi: Innovator in Magnetic Head Actuators
Introduction
Kei Funabashi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of magnetic head actuators and related technologies. With a total of 7 patents to his name, Funabashi's work has had a considerable impact on data storage devices.
Latest Patents
One of his latest patents is for a magnetic head actuator and magnetic disk device having damper material attached to the actuator arm. This invention relates to a magnetic head actuator that moves a magnetic head to a predetermined position on a revolving magnetic disk. The actuator comprises an arm that supports the magnetic head, with a damper material on at least one side of the arm. This damper material includes a restriction material that suppresses vibrations and a viscoelastic material that absorbs vibrations, enhancing the performance of the actuator.
Another significant patent is for a storage apparatus and control method for detecting vibrations produced during seeking. In this invention, an actuator supports a head at one end of a rotatably supported shaft unit and a coil of a voice coil motor at the other end. The actuator moves the head to an arbitrary track position on a recording medium. A sensor detects coil vibrations and outputs a signal that helps control the actuator, reducing head position errors during seeking and settling.
Career Highlights
Throughout his career, Kei Funabashi has worked with prominent companies such as Fujitsu Corporation and Toshiba Storage Device Corporation. His experience in these organizations has allowed him to develop innovative technologies that enhance data storage solutions.
Collaborations
Funabashi has collaborated with notable coworkers, including Mitsuhiro Izumi and Hisashi Kaneko. Their combined expertise has contributed to advancements in the field of magnetic head actuators.
Conclusion
Kei Funabashi's contributions to the field of magnetic head actuators and data storage technologies are noteworthy. His innovative patents and collaborations with industry leaders have solidified his reputation as a significant inventor in this domain.