Company Filing History:
4 out of 5,207 
1 out of 3 
1 out of 36,713 
Years Active: 1990-1993
Title: Innovations by Hiroshi Kageyama
Introduction
Hiroshi Kageyama is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 5 patents. His work focuses on enhancing the efficiency and performance of engine components, particularly pistons.
Latest Patents
One of Kageyama's latest patents involves a piston for an internal combustion engine. This innovative piston design includes a land portion and a skirt portion, which features both a non-coated and a coated portion. The non-coated portion is designed to establish an oil film during the piston’s descent, significantly reducing sliding resistance. This design not only prolongs the life of the coated portion but also minimizes wear and tear. Another patent describes a piston that comprises a crown part and a piston under part, with specific shoulder and in-low parts designed to optimize performance. The unique thickness and height configurations of these components contribute to improved efficiency in engine operation.
Career Highlights
Throughout his career, Kageyama has worked with prominent companies in the automotive industry, including Aisin Seiki Kabushiki Kaisha and Aisin Seiki. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.
Collaborations
Kageyama has collaborated with talented individuals such as Soichi Hara and Yasuhiro Kawabata. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of internal combustion engines.
Conclusion
Hiroshi Kageyama's contributions to engine technology through his innovative piston designs demonstrate his expertise and commitment to improving automotive performance. His patents reflect a deep understanding of engineering principles and a dedication to advancing the industry.