Harumitsu Sugiyama

Title: Harumitsu Sugiyama: Innovator in Fuel Technology

Introduction

Harumitsu Sugiyama is a notable inventor based in Kanagawa, Japan. He has made significant contributions to fuel technology, holding a total of four patents. His innovative designs focus on enhancing the efficiency and safety of fuel systems.

Latest Patents

One of Sugiyama's latest patents is a fuel cut-off apparatus for fuel tanks. This invention features a first seal seat located in a first passage of a case, with a first float valve body that closes the seal in response to the liquid level of the fuel. Additionally, a second seal seat is positioned above the first, allowing for regulation of the second valve body by a second float, which opens the second valve seat based on the fuel's liquid level. Another significant patent is the negative pressure cut valve, which is designed to manage pressure between a feed pipe and a forward pipe. This valve includes a diaphragm that actuates based on the pressure differences, ensuring proper opening and closing actions to maintain system integrity.

Career Highlights

Throughout his career, Sugiyama has worked with prominent companies, including Nissan Motor Company Limited and Kato Hatsujo Kaisha, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in fuel technology.

Collaborations

Sugiyama has collaborated with notable coworkers such as Jiro Kobayashi and Shinichi Matsuo. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Harumitsu Sugiyama's contributions to fuel technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in fuel systems, ensuring safety and efficiency.