Location History:
- Nagaokakyo, JP (1998)
- Tokyo, JP (1998)
Company Filing History:
2 out of 1,625 
1 out of 21,351 
Years Active: 1998
Title: Kazuhiro Geshi: Innovator in Internal Combustion Engine Technology
Introduction
Kazuhiro Geshi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of internal combustion engine technology, holding a total of 2 patents. His work focuses on improving fuel combustion efficiency and testing methods for high-pressure systems.
Latest Patents
One of Geshi's latest patents is for a cylinder head designed for an in-cylinder injection spark-ignition type internal combustion engine. This innovative cylinder head features an injection passage that facilitates communication between a fuel injection valve and a combustion chamber. The design includes a first passage section that tapers toward the fuel injection valve, while the second passage section expands toward the combustion chamber. This configuration minimizes turbulence in the fuel spray, enhancing combustion efficiency. Additionally, a seal seating face is integrated into the first passage section, allowing for reliable pressure leak tests of the cylinder head and fuel system.
Another significant patent by Geshi is a high-pressure pump unit that enables an oiltight test for high-pressure piping systems post-assembly. This unit comprises a high-pressure pump that pressurizes fuel, a high-pressure regulator to manage the pressure, and various check valves to ensure proper operation. This design allows for testing without damaging non-pressure-resistant components, showcasing Geshi's commitment to innovation in engineering.
Career Highlights
Throughout his career, Kazuhiro Geshi has worked with prominent companies such as Mitsubishi Motors Corporation and Mitsubishi Electric Corporation. His experience in these organizations has contributed to his expertise in developing advanced technologies for internal combustion engines.
Collaborations
Geshi has collaborated with notable colleagues, including Satoshi Yoshikawa and Takashi Kawabe. Their combined efforts have led to advancements in engine technology and testing methodologies.
Conclusion
Kazuhiro Geshi's contributions to the field of internal combustion engine technology are noteworthy. His innovative patents and collaborations reflect his dedication to enhancing fuel efficiency and testing processes. His work continues to influence the automotive industry and drive advancements in engineering.