Kanagawa, Japan

Keiso Shimakawa

This inventor holds 8 USPTO granted patents and 1 published patent application. Top assignees: Sony Computer Entertainment Inc., Sony Computer Entertainment America LLC, Sony Corporation. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiso Shimakawa. Retrieved from https://idiyas.com/inventor/keiso-shimakawa

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

USPTO Granted Patents = 8 

% Patents Active = 87.5

Average Co-Inventor Count = 6.5

ph-index = 5

Forward Citations = 185(Granted Patents)


Company Filing History:


Years Active: 2005-2011

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8 patents (USPTO):Explore Patents

Title: Keiso Shimakawa: Innovator in Advertisement Technology

Introduction

Keiso Shimakawa is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of advertisement technology, holding a total of 8 patents. His work focuses on innovative methods and systems for integrating advertisements into various environments.

Latest Patents

Shimakawa's latest patents include advancements in advertisement insertion, profiling, impression, and feedback. These patents provide various apparatus, methods, and systems for the insertion of advertisements in different environments. Additionally, they disclose apparatus, methods, and systems for profiling users, registering advertisement impressions, and generating feedback in response to advertisement viewing. Another notable patent is related to an in-contents advertising method, which involves inserting advertisement information into contents such as games at the point of user activation. This system allows for the display of advertisement information in corresponding areas while the content is running, effectively utilizing network infrastructures.

Career Highlights

Throughout his career, Shimakawa has worked with notable companies, including Sony Computer Entertainment Inc. and Sony Computer Entertainment America LLC. His experience in these organizations has contributed to his expertise in advertisement technology and innovation.

Collaborations

Some of his coworkers include Toyoshi Okada and Muneki Shimada, who have collaborated with him on various projects.

Conclusion

Keiso Shimakawa's innovative work in advertisement technology has led to significant advancements in the field. His patents reflect a deep understanding of user engagement and advertisement integration, making him a key figure in this 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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