Sakai, Japan

Toyoshi Yoshida

USPTO Granted Patents = 19 

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 123(Granted Patents)


Location History:

  • Mino, JP (2016)
  • Osaka, JP (2017 - 2020)
  • Sakai, JP (2007 - 2024)

Company Filing History:


Years Active: 2007-2024

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19 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Toyoshi Yoshida in Bicycle Technology

Introduction: Toyoshi Yoshida, an accomplished inventor based in Sakai, Japan, has made significant strides in the field of bicycle technology. With a remarkable portfolio of 19 patents, Yoshida has dedicated his career to enhancing various bicycle components, specifically focusing on sprockets and drive trains. His innovative designs have helped improve the efficiency and functionality of bicycles, paving the way for advancements in cycling performance.

Latest Patents: Among Yoshida's latest patents are several groundbreaking inventions, including a bicycle sprocket, sprocket assembly, rear sprocket assembly, and a drive train for bicycles. His design of a bicycle sprocket includes at least one chain engaging member that forms part of the sprocket tooth, ensuring optimal engagement with the bicycle chain. The sprocket comprises two different materials for enhanced performance—one for the chain engaging member and the other for the bicycle attachment member. Additionally, he has introduced a shifting facilitation area within the chain engaging member to streamline the shifting process of the bicycle chain. Another notable invention is a bicycle component featuring a first structural member made from a conducting material, layered with an electrical insulation layer, and attached to a second structural member via adhesive, showcasing his commitment to innovation in bicycle technology.

Career Highlights: Throughout his career, Toyoshi Yoshida has worked with prestigious companies that have specialized in cycling and electrical innovations. Notably, he has been associated with Shimano Inc., a leader in bicycle component manufacturing, as well as Matsushita Electric Industrial Co., Ltd., known for its pioneering technology in various sectors. His tenure at these organizations has allowed him to refine his designs and contribute meaningful advancements to the bicycle industry.

Collaborations: Collaborating with talented individuals has also played a crucial role in Yoshida's inventive journey. Among his notable coworkers are Tetsu Nonoshita and Tooru Iwai, with whom he has forged successful working relationships. Their shared expertise in bicycle technology has undoubtedly catalyzed several of Yoshida’s innovative projects.

Conclusion: Toyoshi Yoshida's dedication to improving bicycle technology through his inventive prowess has led to numerous patents that enhance cycling experiences for users worldwide. His contributions, particularly in sprocket design and bicycle components, illustrate the crucial role that thoughtful innovation plays in the advancement of the cycling industry. As the world of cycling continues to evolve, Yoshida’s inventive spirit and collaborative endeavors will undoubtedly remain influential in shaping the future of bicycle technology.

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