Haruhisa Yamada

Title: Haruhisa Yamada: Innovator in Liquid Delivery Technology

Introduction

Haruhisa Yamada is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid delivery systems, particularly in the context of gasoline stations. His innovative approach has led to the development of a unique liquid delivery nozzle that enhances safety and efficiency during fuel dispensing.

Latest Patents

Yamada holds a patent for a liquid delivery nozzle designed for use in gasoline stations. This nozzle features two pairs of light sensors, with the first pair being of the reflection type located at the tip end, and the second pair being a usual contact type positioned slightly higher. This design allows for more accurate detection of a full tank delivery. The sensors are housed in a casing mounted on the inner wall of the nozzle near the tip. To prevent damage to the leads during angular movements, a flexible sheet with printed or embedded leads is used, which is arranged in a spiral formation to accommodate such movements.

Career Highlights

Yamada is associated with Tokyo Tatsuno Co., Ltd., a company known for its advancements in fuel dispensing technology. His work has been instrumental in improving the safety and functionality of liquid delivery systems in the industry.

Collaborations

Throughout his career, Yamada has collaborated with notable colleagues, including Hiroshi Matsumura and Siro Masai. These collaborations have contributed to the development of innovative solutions in the field of liquid delivery technology.

Conclusion

Haruhisa Yamada's contributions to the invention of the liquid delivery nozzle demonstrate his commitment to enhancing safety and efficiency in fuel dispensing. His innovative designs continue to influence the industry and pave the way for future advancements.