Inventors with similar research interests:
Location History:
- Katsuta, JA (1978)
- Ibaraki, JP (1983)
- Hitachi, JP (1986)
- Katsuta, JP (1978 - 1989)
- Hitachinaka, JP (1997 - 2003)
Company Filing History:
58 out of 42,485 
1 out of 13,395 
Years Active: 1978-2003
Title: Innovations by Yoshishige Oyama: Pioneering Internal Combustion Engine Control
Introduction: Yoshishige Oyama, a prolific inventor based in Katsuta, Japan, has made significant contributions to the field of internal combustion engines, holding an impressive portfolio of 58 patents. His work is characterized by innovative solutions aimed at enhancing fuel efficiency and drivability.
Latest Patents: One of Oyama's latest patents introduces an apparatus and method for controlling internal combustion engines. The invention focuses on reducing pumping losses under partial load through stratified combustion, thereby improving fuel consumption. During maximum output operations, the output of the engine is enhanced using premixture combustion techniques. Under partial load conditions, an ignition source is strategically placed near the fuel injection valve to ignite the fuel mixture effectively. When the load increases, multiple injections of fuel in a divided manner allow for the production of a premixture within the cylinder, which is then ignited to ensure efficient combustion.
Career Highlights: Oyama's career includes working for notable companies such as Hitachi, Ltd. and Nissan Motor Company Limited. His extensive experience in these organizations has provided him with a solid foundation in engineering and innovation in automotive technologies.
Collaborations: Throughout his career, Oyama has collaborated with notable professionals in the industry, including Hiroshi Kuroiwa and Yutaka Nishimura. These collaborations have fostered a creative environment that has led to groundbreaking advancements in engine technology.
Conclusion: Yoshishige Oyama's contributions to internal combustion engine technology through his numerous patents exemplify his commitment to innovation and efficiency in automotive engineering. With a focus on enhancing drivability and fuel efficiency, his work continues to impact the automotive industry positively.
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