This inventor holds 11 USPTO granted patents, plus 1 CIPO patent and 6 EPO patents. Top assignees: Minebea Mitsumi Inc., Minebea Company, Limited. Active years: 2014-2024.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kitasaku-gun, JP (2014 - 2015)
- Tomi, JP (2016 - 2020)
- Nagano, JP (2021 - 2024)
Company Filing History:
Years Active: 2014-2024
Title: The Innovator Behind Modern Ball Bearings: A Spotlight on Tadahiko Karaki
Introduction
Tadahiko Karaki, an esteemed inventor residing in Tomi, Japan, has made significant contributions to the field of engineering through his innovative patents. With a remarkable total of 11 patents to his name, Karaki has demonstrated an exceptional ability to create advanced technologies that enhance functionality and efficiency.
Latest Patents
Among Karaki’s latest inventions is an advanced ball bearing design, which features an inner and outer ring, rolling bodies between them, and a specialized annular cage. The cage comprises a unique resin composition made of polyetherketone-based resin, graphite, and carbon fiber, optimizing its performance and durability. Additionally, Karaki has developed a strain gauge that includes a substrate of resin material, a surface resistor, and a thermoplastic polyimide fusion layer, aimed at simplifying the manufacturing process of load sensors while minimizing thickness.
Career Highlights
Karaki's innovative journey has seen him thrive within esteemed organizations, including Minebea Mitsumi Inc. and Minebea Company, Limited. His experience in these companies has undoubtedly shaped his approach to innovation and patent development, making him a pivotal figure in the advancements of modern engineering.
Collaborations
Throughout his career, Karaki has collaborated with notable professionals such as Koichiro Sagiyama and Kentaro Ishikawa. These partnerships have fostered a creative environment that has allowed for the exchange of ideas and facilitated the successful execution of multiple projects.
Conclusion
Tadahiko Karaki’s contributions to the field of engineering serve as a testament to the power of innovation. His patents, which encompass cutting-edge technologies like ball bearings and strain gauges, reflect not only his technical acumen but also his commitment to enhancing everyday applications through thoughtful invention. As he continues to inspire the next generation of inventors, his work remains a valuable asset in technological advancement.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

