Location History:
- Kakuda, JP (2000 - 2013)
- Miyagi, JP (2010 - 2014)
Company Filing History:
8 out of 447 
1 out of 832,680 Years Active: 2000-2014
Title: Yoji Nakajima: Innovator in Gas Fuel Injection and Pressure-Reducing Valves
Introduction
Yoji Nakajima is a notable inventor based in Kakuda, Japan. He has made significant contributions to the field of valve technology, holding a total of 9 patents. His innovative designs focus on enhancing the efficiency and functionality of gas fuel injection and pressure-reducing valves.
Latest Patents
One of Nakajima's latest inventions is a gas fuel injection valve. This valve features a single nozzle member fixedly provided at the front end of a valve housing. The nozzle member includes a valve seat, a valve hole, a throttle hole, and a nozzle hole. The design aims to prevent gas fuel flow separation at the boundary between the throttle hole and the nozzle hole, resulting in a silent operation. Another significant patent is a pressure-reducing valve, which utilizes a diaphragm connected to a valve body. This diaphragm is made from a uniform disk-shaped rubber sheet, ensuring effective sealing properties while reducing weight and cost.
Career Highlights
Throughout his career, Nakajima has worked with reputable companies, including Keihin Corporation. His work has focused on developing advanced valve technologies that meet the demands of modern applications.
Collaborations
Nakajima has collaborated with talented individuals such as Takashi Yoshida and Kazuki Ishikawa. These partnerships have contributed to the successful development of his innovative products.
Conclusion
Yoji Nakajima's contributions to valve technology through his patents demonstrate his commitment to innovation and efficiency. His work continues to influence the industry and inspire future advancements in valve design.
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.