This inventor holds 6 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Mitsubishi Heavy Industries Limited, Kabushiki Kaisha Riken. Active years: 2020-2025.
Company Filing History:
6 out of 4,736 
1 out of 220 
Years Active: 2020-2025
Title: Motoshi Harada: Innovator in Mechanical Engineering
Introduction
Motoshi Harada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of innovative components for machinery. With a total of 6 patents to his name, Harada continues to push the boundaries of technology.
Latest Patents
Among his latest inventions are a piston ring and a booster pump. The piston ring features a unique design that includes a low-pressure side ring and a high-pressure side ring, arranged in a stacked configuration along the axis. This design ensures that the high-pressure side ring is positioned closer to the fluid being compressed. Additionally, the low-pressure side ring incorporates a rotation restriction part to limit circumferential movement relative to the piston. The high-pressure side ring also includes a rotation restriction part and a protrusion that fits into a low-pressure side abutment, allowing for precise functionality. Another notable invention is a vortex generator for wind turbine blades, which consists of a platform and at least one fin that projects from its upper surface. This fin is designed with a leading edge and a trailing edge, featuring a rear end surface that inclines backward as the height of the fin increases.
Career Highlights
Motoshi Harada has worked with several esteemed companies throughout his career, including Mitsubishi Heavy Industries and RIKEN. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Harada has collaborated with notable colleagues such as Hideaki Asai and Jun Fukada. Their combined expertise has fostered an environment of creativity and innovation in their respective fields.
Conclusion
Motoshi Harada is a distinguished inventor whose work in mechanical engineering has led to several important patents. His innovative designs, particularly in piston rings and wind turbine technology, showcase his commitment to advancing engineering solutions.