Location History:
- Columbus, IN (US) (2014 - 2017)
- London, GB (2017 - 2022)
Company Filing History:
Years Active: 2014-2022
Title: Atsuhiko Watanabe: Innovator in Engine Systems
Introduction
Atsuhiko Watanabe is a notable inventor based in London, GB. He has made significant contributions to the field of engine systems, particularly focusing on emission reduction technologies. With a total of 6 patents to his name, Watanabe's work is recognized for its innovative approach to internal combustion engines.
Latest Patents
One of Watanabe's latest patents is an engine system designed for emission reduction without the need for aftertreatment. This system comprises an internal combustion engine and a turbocharger. Notably, the diameter of the intake valve is greater than that of the exhaust valve. The salient angle of the piston bowl is at least 10 degrees, and the ratio between the piston bowl opening diameter and the piston bowl depth is approximately 0.5 to 2.0. Additionally, the intake valve opens before the top dead center on an exhaust stroke and closes before the bottom dead center of an intake stroke. The turbocharger in this system boasts a combined efficiency of more than 50%.
Career Highlights
Watanabe has worked with prominent companies such as Cummins Inc. and Cummins Intellectual Property, Inc. His experience in these organizations has allowed him to refine his skills and contribute to advancements in engine technology.
Collaborations
Throughout his career, Watanabe has collaborated with talented individuals, including Philipe F. Saad and Leon A. LaPointe. These collaborations have further enriched his work and innovation in the field.
Conclusion
Atsuhiko Watanabe stands out as a key figure in the development of engine systems aimed at reducing emissions. His innovative patents and career achievements reflect his dedication to advancing technology in this critical area.