Location History:
- Yokohama, JA (1977)
- Yokohama, JP (1978 - 1984)
Company Filing History:
Years Active: 1977-1984
Title: Innovator Saburo Tsutsumi: Pioneering Advances in Engine Technology
Introduction
Saburo Tsutsumi, an accomplished inventor based in Yokohama, Japan, holds 12 patents that contribute significantly to the field of internal combustion engine technology. His innovative designs aim to enhance engine efficiency and combustion performance.
Latest Patents
Two of Saburo Tsutsumi's latest patents reflect his commitment to advancing engine technology. The first, titled "Swirl Generating Arrangement for an Internal Combustion Engine," features a unique rectangular vane that is pivotally disposed in an induction passage. This design allows for the acceleration of incoming charge, shaping it into a jet stream that enters the combustion chamber tangentially. This innovative approach increases the flame propagation speed, extending the lean burn limit and EGR tolerance of the engine.
His second patent, "Combustion Chamber for Spark Ignition Internal Combustion Engine," introduces a piston with a part-spherical depression that forms part of the combustion chamber. This configuration enables the flame front to reach the surface of the depression simultaneously during the initial combustion stage, improving combustion efficiency and reducing duration.
Career Highlights
Saburo Tsutsumi is currently affiliated with Nissan Motor Company Limited, where he devotes his expertise to developing advanced engine technologies. His work has been instrumental in achieving breakthroughs that enhance engine performance and efficiency.
Collaborations
Throughout his career, Tsutsumi has collaborated with notable colleagues such as Kazuya Kunii and Shizuo Ishizawa. These collaborations have fostered innovation and have led to the successful development of cutting-edge technologies within the automotive industry.
Conclusion
Saburo Tsutsumi's contributions to engine technology through his patents and collaborative efforts continue to inspire advancements in the automotive sector. His innovative spirit and dedication to improving combustion efficiency set a noteworthy example for future inventors and engineers in the field.