Ishikawa, Japan

Koichi Hagiwara

This inventor holds 2 USPTO granted patents. Top assignees: Shibuya Kogyo Co., Ltd., Other. Active years: 2002-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Hagiwara. Retrieved from https://idiyas.com/inventor/koichi-hagiwara-d19ta6kb

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2002-2010

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2 patents (USPTO):Explore Patents

Title: Koichi Hagiwara: Innovator in Cleaning and Releasing Technologies

Introduction

Koichi Hagiwara is a notable inventor based in Ishikawa, Japan. He has made significant contributions to the field of cleaning and releasing devices, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and effectiveness of cleaning processes.

Latest Patents

Hagiwara's latest patents include a "Cleaning and Releasing Device" and a "Method for Cleansing/Scraping and Apparatus Therefor." The cleaning and releasing device features a hand valve on a flow passage of pressurized liquid near an injection nozzle, along with a switching valve and flow detecting means. This device allows for controlled supply and stoppage of pressurized gas based on liquid flow detection. The second patent involves a water pump connected to a mixer that blasts high-pressure water, creating a mixture flow of gas, fluid, and powder. This mixture is then sprayed onto surfaces for effective cleansing and scraping.

Career Highlights

Throughout his career, Hagiwara has worked with various companies, including Shibuya Kogyo Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative cleaning technologies.

Collaborations

Hagiwara has collaborated with notable individuals in his field, including Jiro Watanabe and Kazuo Kishimoto. These partnerships have likely fostered a creative environment that encourages innovation and the development of new ideas.

Conclusion

Koichi Hagiwara's contributions to cleaning and releasing technologies demonstrate his commitment to innovation. His patents reflect a deep understanding of the mechanics involved in effective cleaning processes. Hagiwara continues to be a significant figure in the field of invention, paving the way for future advancements.

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]
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