Location History:
- Nissincho, JP (1979)
- Aichiken, JP (1979 - 1980)
- Okazaki, JP (1985 - 1986)
- Aichi, JP (1979 - 1989)
- Yokohama, JP (1996)
- Tokyo, JP (1997 - 1999)
Company Filing History:
34 out of 1,625 
2 out of 21,351 
1 out of 26 
Years Active: 1979-1999
Title: Naotake Kumagai: Innovating Electric Vehicle Technology in Aichi, Japan
Introduction
Naotake Kumagai is a distinguished inventor based in Aichi, Japan, known for his remarkable contributions to the field of electric vehicles. With an impressive portfolio of 35 patents, he has dedicated his career to enhancing the efficiency and functionality of electric vehicle technology. His innovative designs are shaping the future of sustainable mobility.
Latest Patents
One of Kumagai's most notable recent innovations is the regenerative control apparatus for electric vehicles. This invention focuses on detecting the operating amount of the brake and setting the target value of regenerative torque accordingly. By continuously monitoring the change in the operating amount over time, the system dynamically adjusts the rise speed of the regenerative torque. This ensures that the regenerative torque is effectively controlled according to the set values, enhancing the overall performance of electric vehicles.
Career Highlights
Throughout his career, Naotake Kumagai has made significant strides while working with major companies such as Mitsubishi Jidosha Kogyo Kabushiki Kaisha and Mitsubishi Denki Kabushiki Kaisha. His role in these organizations allowed him to collaborate closely with other talented professionals and push the boundaries of electric vehicle technology, leading to innovative breakthroughs and advancements.
Collaborations
Kumagai's journey has been enriched by collaboration with esteemed colleagues like Minoru Tatemoto and Mitsuhiko Harara. Working alongside these talented individuals has fostered an environment of creativity and innovation, contributing to the successful development of multiple projects and patents in electric vehicle technology.
Conclusion
Naotake Kumagai continues to be a pivotal figure in the advancement of electric vehicles, with his innovative spirit and technical expertise driving the industry forward. His dedication to creating sustainable solutions through his patents exemplifies the impact that a single inventor can have on the future of mobility and technology.
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.