Kumamoto, Japan

Takaaki Katayama

This inventor holds 1 USPTO granted patent. Top assignees: Onoda Cement Co., Ltd., Other. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaaki Katayama. Retrieved from https://idiyas.com/inventor/takaaki-katayama

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:

goldMedal1 out of 101 
 
Onoda Cement Co., Ltd.
 patents
silverMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Takaaki Katayama: Innovator in Brittle Body Destruction

Introduction

Takaaki Katayama is a notable inventor based in Kumamoto, Japan. He has made significant contributions to the field of material science, particularly in methods for destroying brittle bodies. His innovative approach has garnered attention in various industrial applications.

Latest Patents

Katayama holds a patent for a method of destroying a brittle body by hydration expansion. This method involves molding around an elastic tube or a heat-fusible member to create a charging hole. After the elastic tube is removed or the heat-fusible member is fused, an expandable splitting agent is charged into the hole. This agent expands through hydration, effectively destroying the brittle body. In another variation, a water-impermeable film containing the expandable agent is buried within the brittle body, allowing for controlled destruction after the film is exposed.

Career Highlights

Throughout his career, Takaaki Katayama has worked with Onoda Cement Co., Ltd., where he applied his innovative techniques to enhance material processing. His work has contributed to advancements in the construction and materials industry, showcasing his expertise in brittle body manipulation.

Collaborations

Katayama has collaborated with notable individuals such as Shiro Ishii and Koretoshi Hitotsuya. These partnerships have allowed him to expand his research and development efforts, leading to further innovations in his field.

Conclusion

Takaaki Katayama's contributions to the method of destroying brittle bodies through hydration expansion highlight his innovative spirit and dedication to material science. His work continues to influence the industry and inspire future advancements.

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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