Tosu, Japan

Yoshihiro Hamaguchi

This inventor holds 1 USPTO granted patent. Top assignee: Hisamitsu Pharmaceutical Company, Inc.. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Hamaguchi. Retrieved from https://idiyas.com/inventor/yoshihiro-hamaguchi-tqogkhvk

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


% Patents Active = 100.0

Average Co-Inventor Count = 8.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Yoshihiro Hamaguchi: Inventor of Phenylalkanoic Acid Derivatives.

Introduction

Yoshihiro Hamaguchi is an inventor associated with Tosu, Japan, and Hisamitsu Pharmaceutical Company, Inc. His patent work concerns phenylalkanoic acid derivatives and methods for producing them.

Latest Patents

The available information lists one patent for Hamaguchi: “Phenylalkanoic Acid Derivatives, Process for Producing the Same.” It describes a novel phenylalkanoic acid derivative represented by a chemical formula, with specified options for the values of n, X, R, and Z. The patent also addresses a process for producing the derivative. The record lists 1 patent.

Career Highlights

Hamaguchi’s documented patent contribution reflects research into chemical compounds and their production. The available details associate his work with Hisamitsu Pharmaceutical Company, Inc., but do not provide further information about his role or career history.

Collaborations

The listed coworkers associated with Hamaguchi include Terumi Hachiya and Koichi Beppu. The available information does not specify their individual contributions to the patent.

Conclusion

Yoshihiro Hamaguchi is associated with a patent on phenylalkanoic acid derivatives and their production, developed in connection with Hisamitsu Pharmaceutical Company, Inc.

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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