Location History:
- Iwata, JP (1993 - 2005)
- Hamamatsu, JP (2009)
- Shizuoka-ken, JP (2009)
- Shizuoka, JP (2002 - 2011)
Company Filing History:
11 out of 4,238 
1 out of 279 
Years Active: 1993-2011
Title: Takashi Mizokawa – Innovating Watercraft Propulsion Systems
Introduction
Takashi Mizokawa is a notable inventor based in Shizuoka, Japan, recognized for his contributions to the field of watercraft propulsion. With an impressive portfolio of 12 patents, Mizokawa has been at the forefront of innovative technology designed to enhance the efficiency and operation of watercraft.
Latest Patents
Among Mizokawa's latest patents, two stand out for their ingenious approach to propulsion systems. The first, titled "Watercraft Propulsion System and Operating Method," introduces a control lever that allows users to dictate both the operating mode and output power from a driving force source. This system features a controller that reacts to the user’s instructions, adjusting the propeller driving mode accordingly. For example, when a reverse mode is activated, the controller considers user settings and battery charge to determine the best mode for the propeller, enabling reverse rotation through either an electric motor or an engine.
The second patent, "Watercraft Propulsion System and Operation Control Method Therefor," describes a hybrid propulsion system where both an engine and an electric motor provide drive power for the propeller. This system features a speed reduction assist mode that allows for efficient stopping by stopping the engine and reversing the electric motor’s rotational direction. The controller intelligently adapts to user inputs and the movement speed of the watercraft, ensuring optimal performance and safety.
Career Highlights
Mizokawa has made significant contributions during his time at reputable companies, including Yamaha Hatsudoki Kabushiki Kaisha and Yamaha Marine Kabushiki Kaisha. His work has helped advance the capabilities of marine technology, particularly in watercraft engine propulsion.
Collaborations
Throughout his career, Takashi Mizokawa has collaborated with esteemed professionals, including Hirofumi Mochizuki and Morihiro Oishi. These partnerships have facilitated the development of cutting-edge innovations in watercraft technology, further establishing his reputation in the field.
Conclusion
Takashi Mizokawa’s contributions to watercraft propulsion systems exemplify the spirit of innovation. His patents not only enhance the functionality of watercraft but also pave the way for future advancements in marine technology. As he continues to innovate, Mizokawa remains a pivotal figure in the landscape of modern engineering and invention.