Company Filing History:
Years Active: 2004-2009
Title: Junichi Motojima: Innovator in Fuel Pump Technology
Introduction
Junichi Motojima is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of automotive technology, particularly in fuel pump systems. With a total of 7 patents to his name, Motojima's work has had a lasting impact on the efficiency and functionality of fuel supply systems.
Latest Patents
Motojima's latest patents include innovative designs for fuel pumps. One of his notable inventions is a fuel pump that forms part of a fuel supply system for an automotive internal combustion engine. This fuel pump features a hollow casing that houses both a pump section and an electric motor. The design includes a connector for linking the electric motor to an external power source, along with a terminal and a brush that contacts the rotor of the electric motor to supply power. Additionally, a lead wire connects the terminal to the brush, which is enhanced by a tin-electroplated plating layer.
Another significant patent is for a turbine fuel pump, which incorporates an impeller with blades designed for optimal performance. Each blade consists of a linear portion that extends radially and a curved portion that transitions from the linear section to the forward side of the impeller. The design of the blades is carefully calculated, with the linear blade portion's length being a specific fraction of the overall length of the impeller.
Career Highlights
Throughout his career, Junichi Motojima has worked with prominent companies in the automotive industry. He has been associated with Hitachi, Ltd. and Hitachi Unisia Automotive, Ltd., where he has contributed to various projects and innovations in fuel pump technology.
Collaborations
Motojima has collaborated with notable individuals in his field, including Masaaki Iijima. Their joint efforts have further advanced the development of automotive technologies.
Conclusion
Junichi Motojima's contributions to fuel pump technology exemplify his innovative spirit and dedication to improving automotive systems. His patents reflect a deep understanding of engineering principles and a commitment to enhancing vehicle performance.