Amimachi, Japan

Mitsuo Hanatsuka

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Yuka Pharmaceutical Co., Ltd.. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Hanatsuka. Retrieved from https://idiyas.com/inventor/mitsuo-hanatsuka

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 = 6.0

ph-index = 1

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Mitsuo Hanatsuka: Pharmaceutical Chemistry Inventor.

Introduction

Mitsuo Hanatsuka is an inventor associated with Amimachi, Japan, and Mitsubishi Yuka Pharmaceutical Co., Ltd. His work includes a patent for a pyrimidine derivative with potential pharmaceutical applications.

Latest Patents

Hanatsuka is credited with 1 patent: “5,6-Alkylenepyrimidine Derivative.” The patent describes a 2-piperazino-4-substituted-5,6-alkylenepyrimidine derivative and pharmaceutically acceptable acid addition salts. The disclosed compounds are reported to have anti-inflammatory, blood-sugar-lowering, platelet-aggregation-suppressive, anorexigenic, and serotonin-related effects.

Career Highlights

Hanatsuka’s listed patent reflects research into compounds with a range of potential therapeutic effects. The available information associates his work with Mitsubishi Yuka Pharmaceutical Co., Ltd.

Collaborations

His listed coworkers include Hidetoshi Hiranuma and Susumu Mizogami.

Conclusion

Mitsuo Hanatsuka’s patent documents pharmaceutical research into a pyrimidine derivative with several reported biological effects.

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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