Fukuoka, Japan

Katsutoshi Ishimaru

This inventor holds 1 USPTO granted patent. Top assignees: Toyo Boseki Kabushiki Kaisha, Yoshitomi Pharmaceutical Industries, Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutoshi Ishimaru. Retrieved from https://idiyas.com/inventor/katsutoshi-ishimaru

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 = 5(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Katsutoshi Ishimaru: Innovator in Maltooligosaccharide Derivatives

Introduction

Katsutoshi Ishimaru is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of biochemistry, particularly through his work on maltooligosaccharide derivatives. His innovative approach has led to advancements in the determination of these compounds, which are essential in various applications.

Latest Patents

Ishimaru holds a patent for maltooligosaccharide derivatives and reagents for their determination. The patent describes maltooligosaccharide derivatives represented by a specific general formula, wherein at least one of the radicals denotes a complex structure involving alkyl and phenyl radicals. This invention is crucial for the development of reagents that utilize these derivatives, showcasing Ishimaru's expertise in the field.

Career Highlights

Throughout his career, Katsutoshi Ishimaru has worked with prominent companies such as Yoshitomi Pharmaceutical Industries, Ltd. and Toyo Boseki Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to significant projects in pharmaceutical and textile industries.

Collaborations

Ishimaru has collaborated with esteemed colleagues, including Akira Shimada and Shinichi Teshima. These partnerships have fostered a creative environment that has led to innovative solutions and advancements in their respective fields.

Conclusion

Katsutoshi Ishimaru is a distinguished inventor whose work on maltooligosaccharide derivatives has made a lasting impact in biochemistry. His career reflects a commitment to innovation and collaboration, positioning him as a key figure in his 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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