Company Filing History:
Years Active: 1989-1999
Title: Shinji Ohba: Innovator in Disk Drive Technology
Introduction
Shinji Ohba is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of disk drive technology, holding a total of 4 patents. His innovative designs have enhanced the functionality and efficiency of disk drive devices.
Latest Patents
One of his latest patents is a disk drive device that features a movable guide for receiving a caddy. This guide operates in the loading and unloading directions on a main chassis. The design includes a drive mechanism that moves the guide from an eject position to a disk drive position. The arrangement ensures that when the movable guide is at the eject position, a turntable of a traverse unit is spaced from a disk. As the guide moves in the loading direction, it gradually approaches the disk, allowing for a smooth attraction of the turntable to the disk.
Another notable patent is for a pickup device for a disk drive. This device includes a first adjusting base made of leaf spring material, which is supported on a holder and is slightly pivotable. A second adjusting base is also supported on the first base, allowing for adjustments to the optical axis of a pickup head. This design prevents shaking of the pickup head and absorbs shock, making the device compact and lightweight.
Career Highlights
Shinji Ohba works at Yamaha Corporation, where he has been instrumental in developing advanced disk drive technologies. His work has significantly impacted the efficiency and reliability of disk drives used in various applications.
Collaborations
He has collaborated with notable coworkers, including Kazumasu Tsutsumi and Mikio Ogusu, contributing to the innovative projects at Yamaha Corporation.
Conclusion
Shinji Ohba's contributions to disk drive technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving device functionality and user experience.