Company Filing History:
17 out of 68 
1 out of 442 
1 out of 6 Years Active: 1987-2018
Title: Takashi Ejiri: Innovator in Actuation and Control Technologies
Introduction
Takashi Ejiri, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of mechanistic actuation and control technologies. With a commendable portfolio of 20 patents, his inventions address critical needs in industries such as engineering and automation.
Latest Patents
Among his latest innovations is the **Multistage Piston Actuator**, which exerts a driving pressure against a spring pressure into pressure chambers of piston bodies within a cylinder. This actuator features a unique design where each piston body is integrated with a partition and an axial rod that includes an air passage connected to the pressure chambers. The design not only enhances efficiency but also ensures precise control over the push rod's operation.
Another noteworthy invention is the **Slow-Acting On/Off Valve**. This valve comprises a valve-opening pressure chamber designed to facilitate a controlled movement of the valve body. The valve features a pressure regulation valve that fills the chamber with air until it reaches a reserve pressure and a flow rate regulation valve that supplies air incrementally for precise operations. This innovation minimizes the delay between receiving a signal and executing a valve opening, making it particularly beneficial in various applications.
Career Highlights
Throughout his career, Takashi Ejiri has had the opportunity to work with reputable organizations, including Fujikura Rubber Ltd. His experiences in these dynamic settings have undoubtedly enhanced his inventive capabilities and proficiency in developing advanced technologies.
Collaborations
Takashi has collaborated with prominent individuals such as Ryozo Ariizumi and Mitsunori Hoshi. These partnerships have fostered an environment of shared ideas and collective innovation, further driving the impact of his work in the industry.
Conclusion
Takashi Ejiri exemplifies the spirit of innovation through his impactful inventions and collaborations. His commitment to advancing actuator and valve technologies not only showcases his technical expertise but also significantly contributes to the progress of the engineering field. As he continues to explore new ideas, Takashi remains a vital figure in the realm of innovation.