Location History:
- Takasago, JP (1993 - 1997)
- Daitou, JP (1997 - 1998)
- Ibaraki, JP (2001 - 2003)
- Osaka, JP (2005 - 2007)
- Daito, JP (1996 - 2008)
- Neyagawa, JP (1994 - 2016)
Company Filing History:
22 out of 563 
6 out of 310 
3 out of 1,704 
Years Active: 1993-2016
Title: Kozo Yamamoto: Innovator in Torque Converter Technology
Introduction: Kozo Yamamoto, based in Neyagawa, Japan, is a prominent inventor known for his significant contributions to automotive technologies, particularly in the field of torque converters. With a remarkable portfolio of 35 patents, Yamamoto has established himself as a leading figure in innovation within the industry.
Latest Patents: Among his latest inventions, Yamamoto has developed two noteworthy patents for a lock-up device for torque converters. This innovative device is strategically placed between a front cover and a turbine, enabling a mechanical connection that facilitates power transmission. The lock-up device comprises both a clutch part and a release part. The clutch part is designed to maintain a clutch-on state, effectively transmitting power from the front cover to the turbine. Conversely, the release part can be activated by increased hydraulic pressure, transitioning the clutch part to a clutch-off state and thereby blocking power transmission. This dual functionality enhances the efficiency and responsiveness of torque converters in various automotive applications.
Career Highlights: Throughout his career, Kozo Yamamoto has worked with esteemed companies, including Exedy Corporation and Daikin Industries. His experience at these organizations has allowed him to refine his inventions and contribute extensively to the development of automotive technologies.
Collaborations: Yamamoto's innovative journey has been enriched by collaborations with talented individuals, including his coworkers Yoshihide Fuse and Hirotaka Fukushima. Their combined expertise has fostered an environment of creativity and technological advancement, leading to substantial innovations in the industry.
Conclusion: Kozo Yamamoto's dedication to innovation is evident through his numerous patents and collaborative efforts in developing advanced torque converter technologies. His work not only exemplifies the spirit of invention but also significantly impacts the automotive industry, paving the way for future advancements in vehicle performance and efficiency.