Location History:
- Kanagawa, JP (1997)
- Fujisawa, JP (2001)
Company Filing History:
3 out of 2,430 
1 out of 832,680 Years Active: 1997-2025
Title: Shigeki Maehara: Innovator in Bearing Technology
Introduction
Shigeki Maehara is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of bearing technology, holding a total of 4 patents. His innovative designs have improved the functionality and efficiency of various mechanical systems.
Latest Patents
One of Maehara's latest patents is for a deep-groove ball bearing. This design includes an outer ring, an inner ring, a plurality of balls, and a seal member. The axial cross-sectional width is smaller than the radial cross-sectional height, and the thickness of the inner ring is greater than that of the outer ring. Additionally, the pitch diameter of the ball is larger than the median diameter between the inner diameter of the inner ring and the outer diameter of the outer ring. This design allows for reduced width and weight, secured load capacity, prevention of grease leakage, and an extended service lifespan.
Another significant patent is for a cage for a radial ball bearing. This cage is generally formed in an annular shape and is equipped with a plurality of pockets with openings arranged in a circumferential direction. These pockets are designed to rotatably hold a plurality of balls that rotate around a rolling central axis. Each pocket features an inner surface portion that includes peripheral edge portions along the opening and is formed with an axial cylindrical surface aligned with the rolling central axis of the ball.
Career Highlights
Throughout his career, Shigeki Maehara has worked with prominent companies, including NSK Corporation. His work has focused on enhancing the performance and reliability of bearing systems, contributing to advancements in various industries.
Collaborations
Maehara has collaborated with notable professionals in his field, including Hironori Suzuki and Shouji Yanagawa. These collaborations have fostered innovation and the development of cutting-edge technologies in bearing design.
Conclusion
Shigeki Maehara's contributions to bearing technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the design and functionality of mechanical systems worldwide.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.