Location History:
- Asaka, JP (1986)
- Wako, JP (2002)
- Saitama-ken, JP (2002 - 2008)
- Saitama, JP (1993 - 2009)
Company Filing History:
9 out of 10,092 
2 out of 21,831 
Years Active: 1986-2009
Title: Atsushi Umemoto: Innovator in Internal Combustion Engine Technology
Introduction
Atsushi Umemoto is a prominent inventor based in Saitama-ken, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 11 patents. His innovative work focuses on enhancing engine performance and efficiency through advanced fuel injection methods and control systems.
Latest Patents
One of Umemoto's latest patents is for an internal combustion engine and fuel injection method. This invention optimizes the air-fuel ratio of an air-fuel mixture produced by fuel injected from a first injector into an intake port or combustion chamber. The air-fuel ratio is set within a range of 28 to 38. This innovation allows for a stable combustion state free of knocking and misfire by optimizing the timing of a second compressive hypergolic ignition. Another notable patent is an EGR control system for internal combustion engines. This system accurately controls the amount of recirculation of high-temperature and low-temperature gases, improving the control accuracy of in-cylinder temperature. The ECU of the EGR control system calculates a fresh intake air ratio and sets a target value, ensuring efficient engine operation.
Career Highlights
Atsushi Umemoto has worked with notable companies in the automotive industry, including Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.
Collaborations
Throughout his career, Umemoto has collaborated with talented individuals such as Kouichi Ikoma and Ken Ogawa. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Atsushi Umemoto is a key figure in the development of internal combustion engine technology. His patents reflect a commitment to innovation and efficiency in automotive engineering. His work continues to influence the industry and pave the way for future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.