Tokyo, Japan

Jun Kageyama

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Dai Nippon Printing, Dai Nippon Printing Co., Ltd.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Kageyama. Retrieved from https://idiyas.com/inventor/jun-kageyama-pkngos8b

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Jun Kageyama: Innovator in Electrical Storage Device Materials

Introduction

Jun Kageyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical storage devices. His innovative work focuses on enhancing the materials used in these devices, particularly in terms of durability and manufacturing processes.

Latest Patents

Kageyama holds a patent for an "Exterior material for electrical storage device, method for manufacturing same, and electrical storage device." This patent describes an exterior material that features a matte-finished design achieved through a filler-containing surface coating layer. This material is resistant to damage from heat sealing and boasts superior moldability. The layered structure of the exterior material includes a surface coating layer, a base material layer, a barrier layer, and a thermally adhesive resin layer. Notably, the logarithmic decrement ΔE at 200° C. of the outer surface of the surface coating layer is not more than 0.43, indicating its robustness.

Career Highlights

Kageyama is currently employed at Dai Nippon Printing Co., Ltd., where he continues to innovate in the field of electrical storage devices. His work has been instrumental in advancing the technology used in these devices, making them more efficient and reliable.

Collaborations

Kageyama collaborates with Masahiro Tatsuzawa, a fellow innovator in the industry. Their partnership has led to further advancements in the development of materials for electrical storage devices.

Conclusion

Jun Kageyama's contributions to the field of electrical storage devices highlight his innovative spirit and dedication to improving technology. His patent and ongoing work at Dai Nippon Printing Co., Ltd. demonstrate his commitment to advancing material science in this critical area.

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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