Company Filing History:
Years Active: 1996-2010
Title: Kazuhisa Kajihara: Innovator in Bearing Technology
Introduction
Kazuhisa Kajihara, a notable inventor based in Yao, Japan, has made significant contributions to the field of bearing technology with a total of six patents to his name. His innovative work focuses on enhancing the performance and reliability of rolling bearings, showcasing his deep understanding of mechanical engineering.
Latest Patents
Among his latest inventions is the "Wheel Rolling Bearing Apparatus," which features a unique construction that applies crowning to the side surface of an inner ring. This inner ring makes contact with a side surface of a drive shaft in a radial direction. The innovative design results in a generally uniform contact pressure distribution, reducing edge load occurrence. As a result, the energy released from any stick-slip phenomenon is minimized, thereby lowering the sound pressure level generated during operation.
Another significant patent is his development of a "Tapered Roller Bearing and Final Reduction Gear." This invention consists of an outer race with an outer raceway surface, an inner race with an inner raceway surface and a larger collar surface, along with tapered rollers positioned between them. The inclusion of convex curved surfaces enhances the functional integrity of the bearing system.
Career Highlights
Kazuhisa Kajihara has worked with prominent companies in the industry, notably Koyo Seiko Company, Ltd. and Jtekt Corporation. His experiences at these esteemed organizations have greatly influenced his inventive endeavors, allowing him to implement practical solutions in bearing design.
Collaborations
Throughout his career, Kajihara has collaborated with skilled professionals, including Hiroshi Ueno and Kunio Yanai. Their joint efforts have contributed to the advancement of bearing technology, resulting in innovative designs that address industry needs.
Conclusion
Kazuhisa Kajihara's patent portfolio showcases his dedication to innovation and excellence in mechanical engineering. His work not only improves bearing functionality but also paves the way for future advancements in the field. The impact of his innovations will continue to be felt in various applications across industries, establishing him as a prominent figure in the world of inventions.