Osaka, Japan

Koji Kajiwara

This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignees: Kyowa Co., Ltd., Sumitomo Corporation. Active years: 2022-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Kajiwara. Retrieved from https://idiyas.com/inventor/koji-kajiwara-5c74xybv

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 = 5.1

ph-index = 1


Company Filing History:


Years Active: 2022-2024

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Koji Kajiwara

Introduction

Koji Kajiwara is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of bag design and production, holding three patents that showcase his innovative approach. His work focuses on enhancing the functionality and efficiency of bag materials, particularly in the context of construction and storage.

Latest Patents

Kajiwara's latest patents include a unique bag body and a method for producing it. This bag body is designed to be filled with stones, featuring a restraining rope that extends from the bottom through the center. This design allows for easy lifting using a lifting rope, ensuring that the bag body remains stable within a predetermined range. Another patent involves a bag material with a tubular shape that can be folded back, allowing for the storage of crushed stones in a folded section. This innovative design includes closing ropes that facilitate secure storage while maintaining accessibility.

Career Highlights

Throughout his career, Koji Kajiwara has worked with prominent companies such as Kyowa Co., Ltd. and Sumitomo Corporation. His experience in these organizations has contributed to his expertise in developing practical and efficient bag solutions. Kajiwara's work has been instrumental in advancing the technology behind bag materials, making them more versatile and user-friendly.

Collaborations

Kajiwara has collaborated with talented individuals in his field, including Hironori Kawamura and Shigeru Matsuo. These partnerships have fostered a creative environment that has led to the development of innovative solutions in bag design.

Conclusion

Koji Kajiwara's contributions to the field of bag design and production highlight his innovative spirit and dedication to improving functionality. His patents reflect a deep understanding of material science and practical application, making him a significant figure in the 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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