Amagasaki, Japan

Akira Fujitsuka

This inventor holds 1 USPTO granted patent. Top assignee: Alna Koki Co., Ltd.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Fujitsuka. Retrieved from https://idiyas.com/inventor/akira-fujitsuka

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 = 1.0

ph-index = 1


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Akira Fujitsuka: Innovator of the Vertically Slidable Window

Introduction

Akira Fujitsuka is a notable inventor based in Amagasaki, Japan. She has made significant contributions to the field of window design, particularly with her innovative approach to vertically slidable windows. Her work exemplifies the intersection of functionality and design in everyday objects.

Latest Patents

Fujitsuka holds a patent for a vertically slidable window. This invention comprises two upper and lower sashes that facilitate the opening and closing of the window opening. The vertical side members of both the upper and lower sashes are equipped with toothed rack members that oppose each other. Pinions are installed between each pair of rack members to mesh with the latter, allowing the upper and lower sashes to be raised and lowered in an interlocked manner. This design enhances the usability and efficiency of window operations.

Career Highlights

Fujitsuka is currently associated with Alna Koki Co., Ltd., where she continues to innovate and develop new solutions in window technology. Her dedication to improving everyday products has made her a respected figure in her field.

Collaborations

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Conclusion

Akira Fujitsuka's contributions to window design through her patented vertically slidable window demonstrate her innovative spirit and commitment to enhancing functionality in everyday products. Her work continues to inspire advancements in the field of design and engineering.

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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