Osaka, Japan

Toshifumi Sato



Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2004-2022

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10 patents (USPTO):Explore Patents

Title: Innovator Toshifumi Sato: Pioneering the Future of Chain Technology

Introduction: Toshifumi Sato, an accomplished inventor based in Osaka, Japan, has made significant contributions to the field of mechanical engineering with a focus on chain power transmission mechanisms. With a total of 10 patents to his name, Sato is known for his innovative designs that enhance efficiency and reduce noise in chain systems.

Latest Patents: Among his recent breakthroughs, Sato has developed two noteworthy patents: the Chain Power Transmission Mechanism and the Silent Chain. The Chain Power Transmission Mechanism features a simple configuration that is easy to manufacture while effectively reducing noise throughout the entire system. This invention incorporates various link plates that engage with sprockets in both inner and outer flank engagement modes, allowing for synchronized engagement and disengagement.

The Silent Chain, on the other hand, is designed to minimize noise and vibration caused by tension fluctuations while maintaining durability and a long service life. Sato's innovative engagement/seating modes between the silent chain and the sprockets are meticulously engineered—ensuring distinct engagement characteristics that enhance performance regardless of chain length or RPM.

Career Highlights: Sato's career has been marked by his dedication to advancing chain technology. As a key figure at Tsubakimoto Chain Company, he has played an instrumental role in the development of high-quality chain solutions. His work emphasizes manufacturability and functionality, positioning the company as a leader in the mechanical engineering sector.

Collaborations: Throughout his career, Toshifumi Sato has collaborated with notable colleagues such as Takeo Sasaki and Kosuke Fujishima. These collaborations have fostered a dynamic environment for innovation, enabling the team to tackle complex challenges in chain mechanisms effectively.

Conclusion: Toshifumi Sato's contributions to chain power transmission technology highlight his commitment to innovation and excellence. With a growing portfolio of patents and a collaborative spirit, Sato continues to shape the future of mechanical engineering at Tsubakimoto Chain Company, demonstrating the profound impact of creativity in engineering solutions. His inventions not only showcase his technical prowess but also aim to enhance performance across various applications in the industry.

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