Company Filing History:
Years Active: 1986-1992
Title: Shigeki Tojo: Innovator in Fuel Injection Technology
Introduction
Shigeki Tojo is a prominent inventor based in Mie, Japan. He has made significant contributions to the field of fuel injection technology, holding a total of 3 patents. His innovative designs have enhanced the performance and efficiency of diesel engines.
Latest Patents
Tojo's latest patents include a fuel injection valve that features different fuel injection angles depending on the lift amount of the needle valve. This design allows for a faster fuel flow speed and a greater atomized fuel injection divergence angle at smaller lift amounts, promoting better mixing of fuel with air and improving ignition characteristics. Conversely, at greater lift amounts, the design ensures a slower fuel flow speed, which increases the reach of the fuel flow while still facilitating effective mixing. Another notable patent is a fuel injection nozzle that incorporates an accumulating chamber to store high-pressure fuel, utilizing a non-return valve. This nozzle design includes a damping chamber that enhances the precision of fuel injection.
Career Highlights
Shigeki Tojo is currently employed at Nippondenso Co., Ltd., a company renowned for its advancements in automotive technology. His work has been instrumental in developing innovative solutions that address the challenges faced by modern diesel engines.
Collaborations
Tojo has collaborated with notable coworkers such as Masaaki Kato and Kazuyoshi Arai, contributing to the collective expertise and innovation within their team.
Conclusion
Shigeki Tojo's contributions to fuel injection technology exemplify his commitment to innovation and excellence in engineering. His patents reflect a deep understanding of the complexities involved in enhancing engine performance.