Iwaki, Japan

Hirofumi Yamada

This inventor holds 1 USPTO granted patent. Top assignees: Central Research Institute of Electric Power Industry, Chubu Electric Power Company, Inc., Clean Coal Power R&d Co., Ltd.. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Yamada. Retrieved from https://idiyas.com/inventor/hirofumi-yamada-qfrs1l86

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 9.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2010

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Hirofumi Yamada: Innovator in Gate Valve Technology

Introduction

Hirofumi Yamada is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of valve technology, particularly with his innovative designs that enhance operational efficiency and durability.

Latest Patents

Hirofumi Yamada holds a patent for a gate valve designed to prevent operational deficiencies caused by particulate materials accumulating in a valve box. This invention provides superior sealing properties and high durability, featuring a simple structure that allows for easy inspection and maintenance. The gate valve is specifically designed for use in transport lines at coal gasification plants, ensuring reliable performance in challenging environments.

Career Highlights

Throughout his career, Yamada has worked with prominent companies such as Mitsubishi Heavy Industries Limited and Hirata Valve Industry Co., Ltd. His experience in these organizations has contributed to his expertise in valve technology and innovation.

Collaborations

Yamada has collaborated with notable colleagues, including Yasunari Shibata and Yoshinori Koyama. These partnerships have fostered a creative environment that has led to advancements in valve design and functionality.

Conclusion

Hirofumi Yamada's contributions to gate valve technology exemplify his commitment to innovation and excellence. His work continues to influence the industry, ensuring that operational challenges are effectively addressed.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…