Location History:
- Tsuyazakimachi, JP (2001)
- Kurume, JP (2003 - 2007)
Company Filing History:
Years Active: 2001-2007
Title: Tsuyoshi Kakuta: Innovator in Actuator and Motor Technologies
Introduction
Tsuyoshi Kakuta is a prominent inventor based in Kurume, Japan. He has made significant contributions to the fields of actuator devices and motor technologies. With a total of 4 patents to his name, Kakuta's work has had a notable impact on the industry.
Latest Patents
Kakuta's latest patents include an actuator device, an optical disk device, and an information playback device. The actuator device features an objective lens designed for focusing light on a recording and/or playback face of a recording medium. It includes a lens holder, a suspension for elastically supporting the lens holder, and an actuator base for supporting the suspension. The lens holder is strategically positioned on the opposite side of the optical axis of the objective lens with respect to the actuator base. Another significant invention is a motor characterized by a unique structure in the armature, which reduces cogging generation, maintains a thin profile, and generates strong torque. This motor includes a back yoke formed in a cylindrical shape, a wound coil, and a magnet that is magnetized by multiple magnetic poles on its circumferential surface. The back yoke features a convex portion that protrudes toward the magnet in the current switching portion of the coil. Additionally, a disc apparatus utilizing this innovative motor has been developed.
Career Highlights
Kakuta is currently employed at Matsushita Electric Industrial Co., Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of actuator and motor systems.
Collaborations
Some of his notable coworkers include Hideru Goto and Nobuo Jikuya, who have collaborated with him on various projects.
Conclusion
Tsuyoshi Kakuta's contributions to actuator and motor technologies exemplify his innovative spirit and dedication to advancing engineering solutions. His patents reflect a commitment to enhancing the functionality and efficiency of devices in the industry.