Location History:
- Hyogo, JP (1992 - 1997)
- Himeji, JP (1993 - 1998)
- Tokyo, JP (1997 - 2000)
Company Filing History:
12 out of 21,351 
1 out of 488 
Years Active: 1992-2000
Title: Innovations by Keisaku Zenmei in High Pressure Fuel Systems
Introduction
Keisaku Zenmei is a notable inventor based in Himeji, Japan, recognized for his contributions to the field of high pressure fuel systems. With a remarkable portfolio of 13 patents, Zenmei has dedicated his expertise to creating innovative solutions that enhance fuel efficiency and performance in various engines.
Latest Patents
Among his latest inventions, Zenmei has developed a **High Pressure Fuel Injection Pump**. This pump features a casing that houses a pump body with a piston and sleeve arrangement. The design includes a high-pressure damper that communicates with the pump body’s discharge passage, allowing for effective fuel management.
Another significant invention is the **High-Pressure Fuel Supply Pump**, which boasts high performance and is designed to prevent cylinder section seizing. This pump includes a cylindrical cavity within its casing, a sleeve with both a cylinder section and a fixing section that is secured against the cavity's bottom by a fastening member. The innovative design minimizes fuel leakage while enhancing the overall efficiency of fuel injection in engines.
Career Highlights
Zenmei has made significant strides in his career, contributing to major firms such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Denki K.K. His work at these companies has played a crucial role in advancing fuel technology and engineering solutions.
Collaborations
During his career, Zenmei has collaborated with esteemed colleagues including Shuzo Isozumi and Keiichi Konishi. These partnerships have fostered a creative environment that nurtures innovative ideas and leads to groundbreaking developments in fuel systems.
Conclusion
Keisaku Zenmei exemplifies the spirit of innovation through his patents and collaborations in the field of high-pressure fuel systems. His work not only revolutionizes fuel injection technologies but also sets a standard for future advancements in the industry.