Location History:
- Fujisawa, JA (1976 - 1978)
- Fujisawa, JP (1978)
- Kamakura, JA (1978)
- Kamakura, JP (1978 - 1990)
Company Filing History:
Years Active: 1976-1990
Title: **Yasuhiko Nakagawa: Innovator in Engine Technology**
Introduction
Yasuhiko Nakagawa, a prolific inventor based in Kamakura, Japan, has made significant contributions to the field of internal combustion engine technology. With a remarkable portfolio of 28 patents, Nakagawa has focused on enhancing engine efficiency and performance through innovative designs and systems.
Latest Patents
Among Nakagawa's latest innovations are two noteworthy patents that stand out in the automotive industry. The first patent is for a **rocker arm arrangement for internal combustion engine poppet valves**. This invention introduces a unique configuration where a pair of scissor-like rocker arms are pivotal in adjusting valve clearances independently. The design incorporates a cam follower engaging a lift cam, making it adaptable for lifting and closing two valves effectively.
The second recent patent is an **ignition system for an internal combustion engine**. This system revolutionizes multi-cylinder engines by eliminating high-voltage cables and mechanical distributors, thereby minimizing electrical power losses. It features multiple ignition coils and plugs that cater to each cylinder, along with a distribution unit for advance-angle control signals. This design not only boosts supply voltage but also integrates ignition coils with plugs, streamlining the overall ignition system.
Career Highlights
Yasuhiko Nakagawa is currently affiliated with Nissan Motor Company Limited, where he brings his innovative ideas to life, contributing to the company's advancements in engine technology. His extensive experience and expertise in internal combustion engines have positioned him as a key player in the automotive sector.
Collaborations
Throughout his career, Nakagawa has worked collaboratively with esteemed colleagues such as Meroji Nakai and Kyugo Hamai. Together, they have shared knowledge and insights that have led to the development of groundbreaking technologies within the Nissan Motor Company.
Conclusion
Yasuhiko Nakagawa's dedication to innovation in engine technology is evident through his numerous patents and collaborative efforts. His work not only enhances the efficiency of internal combustion engines but also sets a precedent for future advancements in the automotive industry. As he continues to innovate, Nakagawa's contributions will undoubtedly influence the landscape of engine design for years to come.
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.