Location History:
- Shinagawa-ku, JP (2016)
- Tokyo, JP (1990 - 2020)
Company Filing History:
11 out of 502 
3 out of 487 
1 out of 1,102 Years Active: 1990-2020
Title: Masahiko Yoshino: Innovator in Screw and Ball Screw Technology
Introduction
Masahiko Yoshino is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of screw apparatuses and ball screws. With a total of 15 patents to his name, Yoshino's work has had a lasting impact on various industries.
Latest Patents
Yoshino's latest patents include a revolutionary screw apparatus designed to simplify assembly while reducing the number of components. This innovative screw apparatus features a screw shaft and a nut that engages with the screw shaft via a rolling element. It incorporates seal rings that prevent dust entry and lubricant leakage, ensuring optimal performance. Another notable invention is his ball screw, which addresses uneven load distribution among balls, thereby extending the service life of the screw. This design includes multiple circulation paths and varying ball diameters to enhance functionality.
Career Highlights
Throughout his career, Masahiko Yoshino has worked with esteemed companies such as THK Co., Ltd. and Nippon Kokan Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in screw technology.
Collaborations
Yoshino has collaborated with talented individuals in the field, including Soshi Miyahara and Tsutomu Togashi. These partnerships have fostered a creative environment that has led to the development of advanced mechanical solutions.
Conclusion
Masahiko Yoshino's contributions to screw and ball screw technology exemplify his dedication to innovation and engineering excellence. His patents continue to influence the industry, showcasing the importance of creativity and collaboration in advancing technology.