Tokyo, Japan

Michiko Tsurumaru

This inventor holds 7 USPTO granted patents. Top assignees: Toyo Seikan Kaisha, Ltd., Toray Industries, Inc.. Active years: 1979-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michiko Tsurumaru. Retrieved from https://idiyas.com/inventor/michiko-tsurumaru

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 = 4.6

ph-index = 3

Forward Citations = 50(Granted Patents)


Company Filing History:


Years Active: 1979-2000

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7 patents (USPTO):Explore Patents

Title: Michiko Tsurumaru: Innovator in Metal Can Technology

Introduction

Michiko Tsurumaru is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of metal can technology, holding a total of 7 patents. Her innovative work focuses on improving the impact resistance of metal can bodies and developing methods for measuring metal exposure in resin coverings.

Latest Patents

One of her latest patents is titled "Can body having improved impact." This invention describes a metal can body designed to enhance impact resistance through a specific manufacturing process. The process involves drawing and/or pressing the metal after applying a preliminary coating of an organic resin on at least one side of the metal surface. The organic resin coating primarily consists of a polyester resin that contains oriented crystals, with specific parameters defined for its intrinsic viscosity and orientation ratios.

Another notable patent is the "Method and apparatus for measuring metal exposure in resin covering." This patent outlines a method for assessing the metal exposure in the resin covering area of a metal container. The method involves using a measuring electrode in contact with the resin area and measuring leak currents to determine the degree of metal exposure. This innovative approach allows for easy measurement and statistical processing of the leak current values.

Career Highlights

Throughout her career, Michiko Tsurumaru has worked with esteemed companies such as Toyo Seikan Kaisha, Ltd. and Toray Industries, Inc. Her experience in these organizations has contributed to her expertise in metal can technology and resin applications.

Collaborations

She has collaborated with notable coworkers, including Hiroshi Ueno and Hiroshi Matsubayashi. Their combined efforts have further advanced the field of metal can technology.

Conclusion

Michiko Tsurumaru's innovative contributions to metal can technology and her numerous patents highlight her significant role as an inventor. Her work continues to influence the industry and improve product safety and performance.

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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