Location History:
- Aichi-ken, JP (2017)
- Toyota, JP (1987 - 2020)
- Nagoya Aichi-ken, JP (2021)
- Nagoya, JP (2015 - 2023)
Company Filing History:
19 out of 36,499 
2 out of 185 
2 out of 19,697 
Years Active: 1987-2025
Title: Masashi Matsumoto: Innovator in Stator Technology
Introduction
Masashi Matsumoto, based in Nagoya, Japan, is an accomplished inventor with a remarkable portfolio of 20 patents to his name. His work primarily focuses on advancements in electrical engineering, particularly involving stator technologies and cooling systems for rotating electric machines.
Latest Patents
Among his most recent patents is a novel design for a stator and its manufacturing method. This innovation outlines a method where the inner circumferential surface of a stator core accommodates first through fourth slots. The described coil features three distinct segments, each formed to include U-shaped conductors that are positioned strategically within the slots, enhancing overall functionality.
Another significant patent features a cooling system for stators in rotating electric machines. It details how coil ends extend outward from a stator core's first end along its central axis, optimizing thermal management. The design incorporates a unique twisted surface in the outer peripheral of each segment coil, which progressively aligns closer to the stator core as it approaches the first end.
Career Highlights
Masashi Matsumoto has dedicated a significant portion of his career to advancing electric machine technology. He has held critical roles at notable companies which include Toyota Motor Corporation and Mitsui High-tec Incorporated. His contributions in these positions have cemented his reputation as a leading figure in electrical engineering innovation.
Collaborations
Throughout his career, Masashi has had the opportunity to collaborate with talented professionals such as Kohei Watanabe and Hazuki Kawamura. Together, they have worked on various projects that enhance the efficiency and effectiveness of stator technologies, showcasing the power of teamwork in driving innovations.
Conclusion
With his impressive collection of patents and a solid background in the automotive and technology sectors, Masashi Matsumoto continues to be an influential inventor. His ongoing contributions to the field of stator technology not only push the boundaries of innovation but also reflect a commitment to excellence in engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.