Company Filing History:
Years Active: 1982-1983
Title: The Innovative Contributions of Ryuzaburo Maruyama
Introduction: Ryuzaburo Maruyama, an influential inventor based in Fujisawa, Japan, has made significant advancements in the field of spark plug technology. With a total of two patents to his name, Maruyama’s inventions have contributed to improved performance and durability in internal combustion engines.
Latest Patents: Maruyama’s latest patents include a novel spark plug for internal combustion engines and an innovative ignition plug for internal combustion engines. The spark plug features a resistive semiconductor body that connects the center and earth electrodes, enabling creeping discharge at low voltages while maintaining adequate ignition performance. This design incorporates a back electrode to enhance durability and mitigate electric wave interference. The ignition plug, on the other hand, comprises an elongate electrode at the center and a cylindrical electrode encircling it, with an insulator creating a small cavity in communication with the combustion chamber. This setup generates a plasma gas that ignites the air-fuel mixture, promoting efficient combustion and preventing misfiring.
Career Highlights: Ryuzaburo Maruyama is associated with Nissan Motor Company Limited, where he has played a pivotal role in enhancing engine technology through his innovative designs. His work has significantly impacted the efficiency and reliability of Nissan's internal combustion engines.
Collaborations: Throughout his career, Maruyama has worked alongside esteemed colleagues such as Kyugo Hamai and Meroji Nakai. Their collaborative efforts have contributed to the development of groundbreaking technologies within the automotive industry.
Conclusion: Ryuzaburo Maruyama stands out as a prominent figure in the realm of automotive innovation. His patents reflect a deep understanding of spark plug technology and its importance in combustion engines. As he continues to contribute to advancements in the field, the impact of his work on engine performance and durability is undeniable.