Location History:
- Yokosuka, JP (2001)
- Kanagawa, JP (2000 - 2009)
- Yokohama, JP (2002 - 2014)
Company Filing History:
Years Active: 2000-2014
Title: Innovations in Internal Combustion Engines by Koji Hiraya
Introduction
Koji Hiraya, a notable inventor based in Yokohama, Japan, has made significant contributions to the field of internal combustion engines, holding a remarkable total of 29 patents. His inventive prowess is evidenced by his latest groundbreaking patents, which focus on enhancing engine efficiency and performance.
Latest Patents
One of Koji Hiraya’s latest patents is a control apparatus for a cylinder direct-injection internal combustion engine. This innovation involves a variable compression ratio mechanism that enables the engine to more efficiently manage its compression ratio by altering the top dead center position of the piston. Furthermore, it features a fuel injection device that injects fuel directly into the cylinder. This apparatus ensures that when the actual compression ratio exceeds a target ratio, adjustments are made to maintain optimal performance during the engine's cycles.
Another notable patent is the design of a multi-link engine. This engine architecture comprises a piston linked to a crankshaft, designed intricately to facilitate efficient movement within the engine cylinder. The multi-link system utilizes precise connections between various components to enhance the engine's function and reliability, marking a significant advancement in engine technology.
Career Highlights
Koji Hiraya works at Nissan Motor Company Limited, where he has focused on developing innovative technologies aimed at improving automotive performance. His work has positioned him as a key figure within the automotive industry, particularly in the realm of internal combustion engines.
Collaborations
Throughout his career, Koji has collaborated with esteemed colleagues, including Hirofumi Tsuchida and Tomonori Urushihara. These collaborations have fostered an environment for innovation, leading to the development of advanced technologies that address modern automotive challenges.
Conclusion
Koji Hiraya continues to push the boundaries of engine technology with his inventive spirit and collaborative efforts at Nissan Motor Company Limited. His contributions not only enhance vehicle efficiency but also pave the way for future advancements in the automotive industry.
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.