Hiroshi Sugihara

Title: Hiroshi Sugihara: Innovator in Linear Actuators and Optical Pickup Technology

Introduction

Hiroshi Sugihara is a notable inventor based in Nagano, Japan. He has made significant contributions to the fields of linear actuators and optical pickup technology. With a total of 3 patents to his name, Sugihara's work has had a lasting impact on various technological applications.

Latest Patents

One of Sugihara's latest patents is for a linear actuator, which includes a fixed body with a coil wound in a ring shape and a movable body. The movable body features a first movable body side yoke located inside the coil, along with a pair of magnets arranged to face the yoke with the same polarities. This design allows the movable body to be driven in the axial direction, making it applicable to valve devices and pump devices. Another significant patent is for an optical pickup apparatus, which utilizes an objective lens to converge a laser beam on an optical recording medium. This apparatus includes a lens holder and a base member, with four linear members that support the lens holder. A driving device generates a magnetic force to drive the objective lens in focusing and tracking directions.

Career Highlights

Throughout his career, Sugihara has worked with prominent companies such as Nidec Sankyo Corporation and Kabushiki Kaisha Sankyo Seiki Seisakusho. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Sugihara has collaborated with talented individuals in his field, including Tatsuki Wade and Kenji Muramatsu. These partnerships have likely enhanced his work and led to further advancements in his inventions.

Conclusion

Hiroshi Sugihara's contributions to linear actuators and optical pickup technology demonstrate his innovative spirit and dedication to advancing engineering solutions. His patents reflect a commitment to improving technology in practical applications.