Location History:
- Ibaraki, JP (1989 - 1991)
- Tsunesumi, JP (1992 - 1993)
- Mito, JP (2000 - 2014)
- Hitachinaka, JP (2016 - 2020)
Company Filing History:
7 out of 42,485 
7 out of 2,028 
3 out of 152 
Years Active: 1989-2020
Title: Kenichi Gunji: Innovator in High-Pressure Fuel Systems
Introduction
Kenichi Gunji, hailing from Mito, Japan, is an accomplished inventor known for his significant contributions to the field of fuel system technology. With a remarkable portfolio of 15 patents, he has made strides in innovations that enhance the efficiency and reliability of fuel injection mechanisms.
Latest Patents
Gunji's latest patents showcase his ingenuity in creating advanced fuel supply systems. One of his notable inventions is a high-pressure fuel supply pump, which features an innovative design allowing for the secure fixation of a cylinder to a pump body while maintaining excellent sealability, even under high fuel pressure. The pump comprises a pump body with a pressurizing chamber and a cylindrical hole for the cylinder, complemented by a protrusion at the pump body’s end that enhances its structural integrity.
Another significant development is his method for adjusting the stroke of a fuel injection valve. This invention aims to minimize variations in fuel injection amounts by providing a systematic procedure to correct stroke changes caused by welding. The method involves plastically deforming a specific portion of the nozzle holder member after the nozzle member is securely joined, improving the valve's operational precision.
Career Highlights
Throughout his career, Kenichi Gunji has held positions at prominent organizations such as Hitachi, Ltd. and Hitachi Automotive Systems, Ltd., where he applied his expertise in fuel system technologies. His work at these leading companies has not only influenced the design of fuel supply systems but also solidified his reputation as a top innovator in the industry.
Collaborations
Gunji has had the privilege of working alongside talented individuals such as Masato Higuma and Hisanobu Kanamaru. These collaborations have fostered a creative environment, allowing for the exchange of ideas and the development of groundbreaking technologies.
Conclusion
With his impressive array of patents and a solid career trajectory, Kenichi Gunji exemplifies the spirit of innovation in the field of fuel system technologies. His contributions are crucial in addressing the growing demands for efficient and reliable fuel injection solutions, establishing him as a significant figure in the realm of engineering and invention.
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.