Location History:
- Atsugi, JP (1999)
- Yokohama, JP (1998 - 2011)
Company Filing History:
4 out of 556 
4 out of 42,494 
1 out of 49 
Years Active: 1998-2011
Title: Michiya Hiramoto: Innovator in Hydraulic Systems
Introduction
Michiya Hiramoto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of hydraulic systems, holding a total of 9 patents. His innovative designs have improved the efficiency and functionality of various mechanical systems.
Latest Patents
Hiramoto's latest patents include a variable displacement vane pump and a power steering system for vehicles. The variable displacement vane pump is designed to suppress seizing between the pressure plate and rotor by incorporating an annular lubricating groove. This groove is strategically placed to enhance lubrication and reduce friction. The power steering system features a hydraulic power cylinder and a flow passage change-over device, which optimizes steering assistance by managing hydraulic fluid flow effectively.
Career Highlights
Throughout his career, Michiya Hiramoto has worked with prominent companies such as Unisia Jecs Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in hydraulic technology.
Collaborations
Hiramoto has collaborated with talented individuals in his field, including Tadaharu Yokota and Masakazu Kurata. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Michiya Hiramoto's work in hydraulic systems exemplifies the spirit of innovation. His patents reflect a commitment to improving mechanical efficiency and functionality. His contributions continue to influence the industry and inspire future inventors.