Tokyo, Japan

Kiyoshi Sawada

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent. Top assignee: Toppan Printing Co., Ltd.. Active years: 2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Sawada. Retrieved from https://idiyas.com/inventor/kiyoshi-sawada-3qaf5sz2

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 = 10.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2014

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1 patent (USPTO):Explore Patents

Title: Kiyoshi Sawada: Innovator in Packaging Technology

Introduction

Kiyoshi Sawada is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of packaging technology, particularly with his innovative designs that enhance functionality and usability.

Latest Patents

Kiyoshi Sawada holds a patent for a unique packaging bag with a steam venting function. This invention allows for the release of pressure inside the package during microwave cooking, preventing contamination of the contents. The design includes two main body films with sealant layers facing inward, side seal parts, and a bottom seal part. A fold-in part is created near the bottom seal, which features a steam venting port covered by an easily peelable tape that is heat-sealed in place. This innovative approach addresses common issues faced in microwave cooking.

Career Highlights

Kiyoshi Sawada is associated with Toppan Printing Co., Ltd., a leading company in the printing and packaging industry. His work has contributed to advancements in packaging solutions that prioritize both safety and convenience for consumers.

Collaborations

Throughout his career, Kiyoshi has collaborated with talented individuals such as Kouichi Shiozaki and Atsushi Tsujii. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge packaging technologies.

Conclusion

Kiyoshi Sawada's contributions to packaging technology exemplify the importance of innovation in everyday products. His patented designs not only improve functionality but also enhance the user experience in cooking.

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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