Norikazu Oguchi

Title: Norikazu Oguchi: Innovator in Spindle Motor Technology

Introduction

Norikazu Oguchi is a prominent inventor based in Komagane, Japan. He has made significant contributions to the field of spindle motor technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and reliability of spindle motors, which are crucial components in various electronic devices.

Latest Patents

Oguchi's latest patents include a groundbreaking spindle motor with a bearing system that features fluid sealing and leakage prevention. This invention incorporates a rotor hub that bears a rotational load, along with lubricant-containing bearing systems that are rotatably supported by the rotor hub. The design ensures that at least a portion of the rotor hub remains in a clean environment, with the motor being substantially sealed by a sealing unit. The leakage prevention unit is particularly noteworthy, as it prevents lubricant from leaking out of the bearing systems when subjected to high centrifugal forces.

Another significant patent by Oguchi is a spindle motor that consists of a stationary shaft and a rotor hub equipped with an annular rotor magnet. This rotor hub is rotatably mounted by bearings to the stationary shaft, while a stator is fixedly mounted to face the rotor magnet. The design also includes a flexible printed circuit board connected to leads from the stator, along with a reinforcement member that enhances the assembly process. This innovative approach effectively strengthens the flexible printed circuit board and simplifies the assembly of the motor components.

Career Highlights

Norikazu Oguchi is currently employed at Nidec Corporation, where he continues to develop advanced spindle motor technologies. His work has significantly impacted the efficiency and performance of various electronic devices, making him a key figure in the industry.

Collaborations

Oguchi has collaborated with notable colleagues such as Osamu Wada and Yoshihiro Takemura. Their combined expertise has contributed to the successful development of innovative motor technologies.

Conclusion

Norikazu Oguchi's contributions to spindle motor technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of engineering principles and a commitment to advancing the field.