Mitsushige O-oka

Title: Mitsushige O-oka: Innovator in Gear Technology

Introduction

Mitsushige O-oka is a prominent inventor based in Toyota, Japan. He has made significant contributions to the field of gear technology, holding a total of 2 patents. His innovative designs focus on enhancing the performance and durability of transmission gears.

Latest Patents

O-oka's latest patents include a groundbreaking free-form surface gear. This transmission gear features a tooth surface formed of a free-form surface instead of the traditional involute surface. The design aims to increase fatigue strength against contact pressure by reducing the Hertzian stress at the meshing point of the tooth surface. Additionally, the gear's tooth surface maximizes the smallest radius of curvature around the mating pitch point, which helps to reduce bending stress at the tooth root portion. This innovative approach also contributes to a reduction in gear noise. Another notable patent involves a helical gear that utilizes a punch and die to create helical tooth portions, enhancing the forging process and improving the overall quality of the gear.

Career Highlights

Mitsushige O-oka is associated with O-oka Corporation, where he continues to develop advanced gear technologies. His work has positioned him as a key figure in the industry, contributing to the evolution of gear design and manufacturing.

Collaborations

O-oka has collaborated with notable coworkers, including Yoshiki Kawasaki and Mitsuhiko Shimomura. Their combined expertise has fostered innovation and progress within their projects.

Conclusion

Mitsushige O-oka's contributions to gear technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of mechanical engineering and a drive to improve the functionality of transmission systems.