Menlo Park, CA, United States of America

Masumi Taketomi

This inventor holds 2 USPTO granted patents. Top assignee: Yahoo! Inc.. Active years: 2011-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masumi Taketomi. Retrieved from https://idiyas.com/inventor/masumi-taketomi

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 = 5.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2011-2013

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2 patents (USPTO):Explore Patents

Title: The Innovations of Masumi Taketomi

Introduction

Masumi Taketomi is a notable inventor based in Menlo Park, CA (US). She has made significant contributions to the field of email security, particularly in the area of message authentication. With a total of 2 patents, her work has been instrumental in enhancing the reliability of email communications.

Latest Patents

Taketomi's latest patents focus on the detection and reporting of spoofed emails. One of her patents involves the blocking of spoofed emails by utilizing a message authentication mechanism, such as DomainKeys (DK) and DomainKeys Identified Mail (DKIM). This innovation allows for the identification of the message source and the recording of statistics related to the message's authenticity. The reports generated can help various message sources determine the extent of DK/DKIM usage and enable them to block or redirect suspicious messages effectively.

Another patent by Taketomi also addresses the reporting on spoofed emails. Similar to her previous work, this invention aims to detect and report the use of message authentication mechanisms. By analyzing the message source and its characteristics, her system can provide valuable insights into the prevalence of spoofed emails and assist in improving email security measures.

Career Highlights

Masumi Taketomi is currently employed at Yahoo! Inc., where she continues to innovate in the field of email security. Her work has garnered attention for its practical applications and effectiveness in combating email spoofing.

Collaborations

Throughout her career, Taketomi has collaborated with notable colleagues, including Mark Risher and Mark Delany. These partnerships have contributed to the development of her innovative solutions in email authentication.

Conclusion

Masumi Taketomi's contributions to email security through her patents have made a significant impact in the field. Her work continues to enhance the safety and reliability of email communications, showcasing her dedication to innovation.

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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