Location History:
- Nara, JP (2005)
- Osaka, JP (2002 - 2008)
- Nisshin, JP (2007 - 2008)
Company Filing History:
3 out of 2,421 
2 out of 772 
2 out of 10,754 
Years Active: 2002-2008
Title: **Kunihiko Yokota: Innovator in Bearing Technology**
Introduction
Kunihiko Yokota is a distinguished inventor from Osaka, Japan, known for his significant contributions to the field of bearing technology. With a total of seven patents to his name, Yokota has consistently pushed the boundaries of engineering innovation, enhancing the functionality and efficiency of mechanical components.
Latest Patents
Among his most recent inventions are the "Double-row ball bearing" and the "Bearing device for supporting pinion shaft." This innovative ball bearing features a double raceway that rotatably supports a pinion shaft with a pinion gear on one end. The design includes an outer ring member with both large and small diameter raceway surfaces, paired with an inner ring member that corresponds beautifully to its outer counterpart. The integration of two rows of balls, held by specialized cages, allows for enhanced load distribution, improving performance significantly.
Another notable invention by Yokota is the "Tapered roller bearing." This design includes an outer race, an inner race, and a plurality of tapered rollers. It features a small-diameter end portion of the inner race with a flange that limits axial movement of the rollers and creates a labyrinth seal to enhance durability and efficiency. These patents showcase Yokota's innovative approach to solving complex engineering challenges.
Career Highlights
Kunihiko Yokota has had a profound impact on the industry through his work at Jtekt Corporation and Koyo Seiko Company, Ltd., where he has applied his expertise in mechanical engineering to develop cutting-edge bearing solutions. His career is marked by a commitment to innovation and a passion for improving the functionality of mechanical systems.
Collaborations
Throughout his career, Yokota has collaborated with notable professionals, including Kanichi Kouda and Motoshi Kawamura. These partnerships have played a vital role in fostering innovation and broadening the scope of their collective work in bearing technology.
Conclusion
Kunihiko Yokota stands out as an influential inventor whose work continues to inspire advancements in bearing technology. His patents reflect a deep understanding of mechanical systems and an unwavering dedication to innovation. As technology evolves, Yokota's contributions will undoubtedly leave a lasting legacy in the field.