Ibaraki, Japan

Hitoshi Ishizuka

This inventor holds 3 USPTO granted patents. Top assignee: Takeda Chemical Industries, Inc.. Active years: 1993-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Ishizuka. Retrieved from https://idiyas.com/inventor/hitoshi-ishizuka-rxa63494

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 = 3.2

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1993-2000

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3 patents (USPTO):Explore Patents

Title: Hitoshi Ishizuka: Innovator in Guanidine Derivatives

Introduction

Hitoshi Ishizuka is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of chemistry, particularly in the production of guanidine derivatives. With a total of 3 patents to his name, Ishizuka's work has implications in various applications, including agricultural chemistry.

Latest Patents

Ishizuka's latest patents include a process for producing guanidine derivatives and intermediates, as well as a process for producing a compound with excellent pesticidal activity. These innovations demonstrate his commitment to advancing chemical processes that can benefit various industries.

Career Highlights

Ishizuka is currently employed at Takeda Chemical Industries, Inc., a leading pharmaceutical company. His role at Takeda allows him to leverage his expertise in chemistry to develop new and effective solutions in the field.

Collaborations

Ishizuka has collaborated with notable colleagues, including Hideki Uneme and Isao Minamida. These partnerships have likely contributed to the success of his innovative projects and patents.

Conclusion

Hitoshi Ishizuka's work in the field of guanidine derivatives showcases his innovative spirit and dedication to advancing chemical processes. His contributions continue to have a positive impact on the industry.

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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