Location History:
- Tokyo, JP (1990)
- Saitama, JP (1991)
- Wako, JP (2001 - 2017)
Company Filing History:
7 out of 10,092 
3 out of 22,004 
Years Active: 1990-2017
Title: Inventor Haruo Tsusaka – Pioneering Innovations in Engine Technology
Introduction
Haruo Tsusaka, a distinguished inventor based in Wako, Japan, has made significant contributions to the field of engine technology. With a remarkable portfolio of 10 patents, Tsusaka’s innovations demonstrate his commitment to enhancing engine efficiency and functionality.
Latest Patents
Two of Tsusaka's latest patents showcase his inventive spirit and technical expertise. The first, an **outboard motor**, is designed to be mounted on a hull and is equipped with an engine that features a crankshaft aligned parallel to the gravity axis. This innovative motor includes an urger positioned between the crankshaft and a vertical shaft, which serves to urge the crankshaft upward in a direction parallel to the gravity axis, thus improving performance.
The second patent, a **fuel feeding device for gas engines**, focuses on creating a compact and easily-startable engine fuel feeding system. This device integrates a cutoff valve upstream from a primary regulator linked to the fuel passage. When the engine is stopped, this valve blocks the fuel passage, preventing gas fuel from flowing downstream past the primary regulator, which enhances the gas engine's ability to start.
Career Highlights
Throughout his career, Haruo Tsusaka has been associated with prominent companies in the automotive industry, namely Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His work with these organizations has allowed him to push the boundaries of engine design and fuel efficiency.
Collaborations
Tsusaka has collaborated with other talented individuals in the field, including Tatsuya Kuroda and Akihisa Shinoda. These collaborations have likely fostered an environment of creativity and innovation, contributing to the success of his patented inventions.
Conclusion
In conclusion, Haruo Tsusaka stands out as a vital contributor to the world of engine technology. His innovative patents not only reflect a deep understanding of engineering principles but also a commitment to advancing engine performance. As the automotive industry continues to evolve, inventors like Tsusaka will undoubtedly play a crucial role in shaping its future.