Location History:
- Sunto-gun, JP (2009 - 2015)
- Shizuoka-ken, JP (2020)
Company Filing History:
Years Active: 2009-2020
Title: Innovations of Atsunori Kumagai
Introduction
Atsunori Kumagai is a prominent inventor based in Sunto-gun, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 8 patents. His work focuses on enhancing engine efficiency and performance through innovative designs.
Latest Patents
Kumagai's latest patents include advancements in the design of cylinder heads for multi-cylinder engines. One notable patent describes a first coolant flow passage that extends in a longitudinal direction of the cylinder head. This design strategically positions the coolant flow passage between the flat plane of combustion chambers and the central line plane of intake ports. Additionally, he has developed a unique internal combustion engine featuring a ringed coolant water passage that surrounds multiple cylinders. This design incorporates partitioning members with a higher thermal expansion coefficient than the cylinder block, ensuring optimal performance and durability.
Career Highlights
Kumagai is currently employed at Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer. His role involves researching and developing innovative solutions to improve engine technology. His expertise has been instrumental in advancing the company's engine designs and enhancing overall vehicle performance.
Collaborations
Kumagai has collaborated with notable colleagues, including Satoko Tofukuji and Tetsushi Suzuki. Their combined efforts have led to significant advancements in engine technology and have contributed to the success of their projects at Toyota.
Conclusion
Atsunori Kumagai's contributions to the field of internal combustion engines are noteworthy. His innovative designs and patents reflect his commitment to advancing automotive technology. His work continues to influence the industry and drive improvements in engine performance.
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.