Shinya Ohnuma

Title: Shinya Ohnuma: Innovator in Bearing Technology

Introduction

Shinya Ohnuma is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of bearing technology, holding a total of 2 patents. His work focuses on innovative designs that enhance the functionality and efficiency of bearing systems.

Latest Patents

Ohnuma's latest patents include a "Bearing apparatus having inner shaft male thread part extending out from outer shaft opening to attach to disk drive base." This invention provides at least two bearings, featuring an outer shaft with a tubular shape that supports the bearings on its outer circumferential surface. The inner shaft is housed within the outer shaft, with one end extending out from an opening part of the outer shaft. Notably, the inner shaft includes a male thread part that extends out from the outer shaft. Another significant patent is the "Pivot assembly bearing device," which includes a shaft with an outer peripheral surface and a rolling bearing fixed to it. This device features an annular sealing surface that axially overlaps with part of the end surface of the rolling bearing, along with an oil-repellent film formed on the sealing surface and part of the outer peripheral surface of the shaft.

Career Highlights

Shinya Ohnuma is currently employed at Minebea Mitsumi Inc., a company known for its advanced technology in precision components. His work at the company has allowed him to develop innovative solutions that address the needs of modern engineering.

Collaborations

Ohnuma has collaborated with talented coworkers, including Atsushi Kaneko and Kunihiro Tsuchiya. Their combined expertise has contributed to the successful development of various bearing technologies.

Conclusion

Shinya Ohnuma's contributions to bearing technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative designs continue to impact the industry positively.