Location History:
- Kashihara-shi Nara-ken, JP (1979)
- Saitama, JP (1996 - 1999)
- Osaka-shi, Osaka, JP (2002)
- Wako, JP (1993 - 2003)
Company Filing History:
15 out of 10,092 
4 out of 62 
3 out of 832,891 Years Active: 1979-2003
Title: The Innovative Mind of Yoshio Yamamoto
Introduction: Yoshio Yamamoto, a prominent inventor based in Wako, Japan, holds an impressive portfolio of 19 patents. His contributions to the fields of internal combustion engines and energy storage technology have marked significant advancements in engineering and technology.
Latest Patents: Among his notable inventions is a cutting-edge internal combustion engine. This engine features a crankshaft supported by a bearing cap, integrating permanent magnets that act as magnetic field-creating members attached to balance weights formed with the crankshaft webs. Electromechanical transducers are created by combining these magnets with coils attached to the bearing cap. Impressively, this design maintains a small yet reliable gap between the magnets and coils without increasing the engine's size, allowing these components to function as electric motors or generators based on the engine's operational mode.
Another significant patent by Yamamoto is for an electric double layer capacitor. This innovative capacitor design includes an electrode rolled body placed within an outer packaging can. It boasts a positively charged electrode plate and a negatively charged one, with a separator in between. The unique aspect of this design lies in the direct electrical connection of the negative electrode foil to the can, enhancing heat transfer efficiency. Moreover, the negative electrode foil's increased thickness compared to the positive foil ensures optimal heat transfer capabilities.
Career Highlights: Throughout his career, Yoshio Yamamoto has worked with esteemed companies such as Honda Giken Kogyo Kabushiki Kaisha and Siemens Electric Limited. His work in these organizations has significantly contributed to the development of innovative technologies in automotive and energy systems.
Collaborations: Yamamoto's inventive journey includes collaborations with notable coworkers such as Kenji Matsumoto and Toshiyuki Matsuoka. Their combined expertise has undoubtedly fostered advancements in the various projects they handled together.
Conclusion: Yoshio Yamamoto exemplifies the spirit of innovation with his portfolio of inventions that push the boundaries of engineering. His work on internal combustion engines and electric double layer capacitors showcases his ability to solve complex challenges and improve existing technologies. As he continues to innovate, his contributions will undoubtedly inspire future generations of inventors and engineers.