Kikuo Maeda

Title: Innovations of Kikuo Maeda in Rolling Bearings

Introduction

Kikuo Maeda is a prominent inventor located in Kuwana, Japan, renowned for his contributions to the field of rolling bearings. With a remarkable portfolio consisting of 25 patents, Maeda has significantly advanced the technology and design of bearing apparatuses, showcasing his dedication to innovation and engineering excellence.

Latest Patents

One of Maeda's latest innovations is the "Bearing apparatus for wheel." This invention ensures high durability by incorporating a part with improved fatigue strength within a non-hardened portion. The apparatus consists of an outer member, an inner member, and a roller; importantly, the inner member features a hub ring made of steel, equipped with a wheel attachment flange. This hub ring contains a hardened portion achieved through quench hardening, reaching at least 50 HRC, along with a non-hardened portion where compressive stress, ranging from at least 50 MPa to at most 500 MPa, is maintained on its surface.

Another notable patent is the "Process for manufacturing rolling contact member." This innovation outlines a method involving the preparation of a steel member with at least 0.7 mass % carbon, followed by hot forging to create a blank ring. The subsequent processes include turning and cold forging, ultimately producing a stepped ring, ensuring precision and quality in manufacturing rolling bearings.

Career Highlights

Throughout his career, Kikuo Maeda has demonstrated a commitment to innovation while working at Ntn Corporation, a notable company in the field of bearing technology. His inventions have had a profound impact on the performance and reliability of rolling bearings, which are critical components in various mechanical systems.

Collaborations

Maeda has collaborated with esteemed professionals in the industry, including Hirokazu Nakashima and Yuji Okamoto. Their combined expertise has undoubtedly contributed to the success and effectiveness of Maeda's innovative designs and processes.

Conclusion

Kikuo Maeda stands out as an influential inventor in the realm of rolling bearings, with a robust portfolio and significant industry collaborations. His latest patents exemplify a forward-thinking approach to engineering challenges, ensuring advancements that benefit various technological applications. With continued dedication to innovation, Maeda's work is likely to inspire future developments in the field.