Location History:
- Nagoya, JA (1977)
- Toyota, JP (1986)
- Nagoya, JP (1980 - 1990)
Company Filing History:
16 out of 1,838 
9 out of 36,653 
2 out of 5,207 
Years Active: 1977-1990
Title: Innovations of Akio Numazawa – A Pioneer in Automatic Transmission Technologies
Introduction
Akio Numazawa, based in Nagoya, Japan, is a distinguished inventor known for his groundbreaking contributions to the automotive industry. With a total of 26 patents to his name, Numazawa has made significant advancements in automatic transmission systems, which play a crucial role in modern vehicles.
Latest Patents
Among his latest innovations, Numazawa developed a “Brake System for Automatic Transmission.” This system features a brake mechanism designed to enhance the performance of automatic transmissions. It incorporates a cylinder tube that moves in a tangential direction, a piston that regulates fluid pressure, and a mechanism for applying braking force efficiently.
Another noteworthy invention is the “Automatic Transmission for Automotive Vehicle,” which integrates a primary and secondary clutch system, an intermediate shaft, and a one-way clutch to optimize power transmission. This design allows for the smooth engagement of gears, enhancing the driving experience in vehicles.
Career Highlights
Numazawa’s career has been closely associated with Toyota Jidosha Kogyo Kabushiki Kaisha, the renowned automotive manufacturer in Japan. His work at this company has been instrumental in developing advanced automatic transmission technologies that have revolutionized the performance of vehicles on the road.
Collaborations
Throughout his illustrious career, Numazawa has collaborated with notable colleagues such as Hajime Arai and Fumihiro Ushijima. These partnerships have fostered an environment of innovation, leading to the successful creation and patenting of transformative automotive technologies.
Conclusion
Akio Numazawa stands out as a key figure in the field of automotive innovations. His 26 patents reflect his commitment to improving vehicle performance through advanced automatic transmission systems. As the automotive industry continues to evolve, the impact of Numazawa's work will undoubtedly influence future generations of inventors and engineers in the field.