Inventors with similar research interests:
Location History:
- Kyoto, JA (1977)
- Kogyo, JP (1989)
- Kyoto, JP (1984 - 2010)
- Nagaokakyo, JP (1978 - 2013)
Company Filing History:
38 out of 1,625 
11 out of 1,021 
2 out of 15 
Years Active: 1977-2013
Areas of Expertise:
Title: The Innovations of Takeo Hiramatsu: A Pioneer in Automatic Transmission Technology
Introduction
Takeo Hiramatsu, a distinguished inventor based in Nagaokakyo, Japan, has made significant contributions to automotive engineering. With a remarkable portfolio of 51 patents, Hiramatsu is renowned for his innovative work in automatic transmission systems that enhance vehicle performance and efficiency.
Latest Patents
Among Hiramatsu's notable innovations are his latest patents for automatic transmission systems. One patent describes an intricate arrangement involving a first planetary gear set, a second planetary gear set, and a third planetary gear set, complemented by five friction elements. The first ring gear remains locked while the system allows for the engagement of multiple friction elements, achieving at least seven forward speed ratios and one reverse speed ratio through selective engagements.
Another patent details a more complex automatic transmission that incorporates multiple rotating elements across different gear sets. In this design, the input and output shafts are consistently connected to specific rotating elements, allowing the system to achieve similar speed ratios through a coordinated engagement of the friction elements. This innovative approach not only improves functionality but also enhances the driving experience.
Career Highlights
Throughout his career, Takeo Hiramatsu has worked with prominent companies such as Mitsubishi Jidosha Kogyo Kabushiki Kaisha and Jatco Corporation. His tenure at these organizations has allowed him to advance his expertise in automotive technologies, particularly in transmission systems. His contributions have played a crucial role in the evolution of automatic transmissions.
Collaborations
Hiramatsu has collaborated with other esteemed professionals in the industry, including Bonnosuke Takamiya and Yoshimasa Nagayoshi. These partnerships have fostered an environment of innovation and have led to the development of cutting-edge technologies that have influenced the automotive sector.
Conclusion
Takeo Hiramatsu's remarkable achievements in the field of automatic transmission technology demonstrate his exceptional talent as an inventor. With a strong foundation of patents and collaborations, Hiramatsu continues to shape the future of automotive engineering, making it more efficient and advanced for generations to come. His work serves as an inspiration for aspiring inventors and innovators in the field.
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