Osaka, Japan

Toyonaga Saito


Average Co-Inventor Count = 3.0

ph-index = 6

Forward Citations = 73(Granted Patents)


Location History:

  • Hanno, JP (2000)
  • Saitama-ken, JP (2002)
  • Osaka, JP (2003 - 2004)

Company Filing History:


Years Active: 2000-2004

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7 patents (USPTO):Explore Patents

Title: Inventor Toyonaga Saito: Pioneering Innovations in Power Transmission

Introduction: Toyonaga Saito is a prominent inventor based in Osaka, Japan, known for his significant contributions to the field of power transmission. With a commendable total of seven patents to his name, Saito has demonstrated a remarkable ability to innovate and refine mechanical systems, particularly in the context of silent chains and transmission apparatuses.

Latest Patents: Among his latest achievements are two notable patents that showcase Saito's ingenuity. The first, titled "Silent Chain Power Transmission Apparatus," outlines a novel design in which the inside tooth faces of the chain's link plates mirror the profiles of the sprocket's teeth, facilitating improved transmission efficiency. This innovative design also addresses the complexities introduced by the polygonal motion of the chain, ensuring effective meshing with involute teeth while minimizing interference.

Another noteworthy patent is the "Wear-Elongation Resistant Silent Chain." This invention introduces a silent chain design that features guide link rows and articulating link rows connected in an alternating fashion. The careful engineering of differing thicknesses in the guide and articulating plates enhances the tensile strength and reduces wear during power transmission, marking a significant advancement in the reliability and longevity of chain mechanisms.

Career Highlights: Toyonaga Saito is associated with the Tsubakimoto Chain Company, a leader in the manufacturing of power transmission products. His work at Tsubakimoto has enabled him to apply his knowledge and skills to real-world challenges, thereby driving advancements in the industry. His dedication to innovation has not only fostered new product developments but has also enhanced the overall efficiency of mechanical systems in various applications.

Collaborations: Throughout his career, Saito has collaborated with esteemed colleagues such as Nobuto Kozakura and Tsutomu Haginoya. These partnerships have allowed for a dynamic exchange of ideas and expertise, contributing to successful project outcomes and furthering the scope of their collective innovations.

Conclusion: Toyonaga Saito exemplifies the spirit of innovation within the realm of power transmission, with his patents reflecting a deep understanding of mechanical engineering principles and a commitment to enhancing product performance. As he continues to develop solutions at Tsubakimoto Chain Company, his work is sure to inspire future generations of inventors and engineers in the field.

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