Ageo, Japan

Hiroshi Matsumoto

This inventor holds 2 USPTO granted patents. Top assignees: Kabushikikaisha Kojundokagaku Kenkyusho, Nippon Kayaku Kabushiki Kaisha. Active years: 1981-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Matsumoto. Retrieved from https://idiyas.com/inventor/hiroshi-matsumoto-eavk6yw3

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


% Patents Active = 50.0

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1981-2005

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2 patents (USPTO):Explore Patents

Title: Hiroshi Matsumoto: A Pioneer in Chemical Innovations

Introduction

Hiroshi Matsumoto, an accomplished inventor hailing from Ageo, Japan, has made significant contributions to the field of chemistry with his innovative patents. With a total of two patents to his name, Matsumoto has developed groundbreaking solutions that address both industrial and agricultural needs.

Latest Patents

Matsumoto's recent inventions include "High-purity lanthanum isoproxide and a process for producing the same." This invention provides a true La(OiPr) which is preferable as a starting material for an asymmetric synthesis catalyst. The process involves reacting anhydrous lanthanum chloride (LaCl) with potassium isopropoxide (K(OiPr)) in a mixed solvent of isopropanol and toluene. Upon distilling away the isopropanol, the solvent is replaced entirely with toluene, followed by decanting and filtering the solution to yield a transparent filtrate. The final product of high-purity La(OiPr) is obtained through vacuum drying and heating, achieving an impressive yield of 77%. The specifications of this compound indicate that the lanthanum content is 97 to 103% of the theoretical amount, with minimal impurities, showcasing the efficiency of Matsumoto's method.

Another notable patent is focused on "2-Hydroxy benzamide derivatives and use thereof as a fungicide." This compound, characterized by a specific formula, has varied functional groups that allow it to serve effectively as a fungicide. Its versatility in terms of structural variations enables potential applications in agricultural chemistry.

Career Highlights

Hiroshi Matsumoto has had a distinguished career, working with prominent companies such as Nippon Kayaku Co., Ltd. and Kojundo Chemical Laboratory, Inc. These experiences have not only refined his expertise but also provided him with a platform to explore and develop impactful inventions.

Collaborations

Throughout his career, Matsumoto has collaborated with notable figures, including Taizo Nakagawa and Kaoru Ohmori. These partnerships have likely enhanced his work through the sharing of ideas and insights within the chemistry domain.

Conclusion

Hiroshi Matsumoto stands out as an influential inventor whose patents reflect his commitment to advancing chemistry. His innovations, particularly in developing high-purity compounds and effective fungicides, demonstrate the importance of creativity and collaboration in fostering advancements in science. As he continues to contribute to his field, Matsumoto's work holds promising implications for both industrial applications and agricultural solutions.

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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