Matsudo, Japan

Sigemi Tomiyama

This inventor holds 3 USPTO granted patents. Top assignee: Kureha Chemical Industry Company, Limited. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sigemi Tomiyama. Retrieved from https://idiyas.com/inventor/sigemi-tomiyama

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 = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1997

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3 patents (USPTO):Explore Patents

Title: Sigemi Tomiyama: Innovator in 3-Deoxyglucosone Derivatives

Introduction

Sigemi Tomiyama is a notable inventor based in Matsudo, Japan. He has made significant contributions to the field of biochemistry, particularly in the study of 3-deoxyglucosone derivatives. With a total of 3 patents, his work has implications for diagnosing diseases such as diabetes.

Latest Patents

Tomiyama's latest patents focus on the determination of 3-deoxyglucosone derivatives, which are intermediate metabolites of the Maillard reaction found in body fluids like blood, urine, serum, and plasma. His innovative methods utilize gas chromatography/mass spectrometry, employing 13C-labelled or 14C-labelled compounds as internal standard substances. The specific derivatives he has developed are crucial for diagnosing various diseases, including diabetic nephrosis and other renal disorders.

Career Highlights

Sigemi Tomiyama is associated with Kureha Chemical Industry Company, Limited, where he has been able to apply his expertise in biochemistry. His work has not only advanced scientific understanding but also provided practical applications in medical diagnostics.

Collaborations

Tomiyama has collaborated with notable colleagues such as Toshimitsu Niwa and Koichi Niimura. These partnerships have further enriched his research and development efforts in the field.

Conclusion

Sigemi Tomiyama's contributions to the understanding and measurement of 3-deoxyglucosone derivatives highlight his role as an important figure in biochemistry. His innovative approaches continue to impact the diagnosis of critical health conditions.

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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