Tokyo, Japan

Naomi Ishizuka

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Nec Corporation. Active years: 2003-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naomi Ishizuka. Retrieved from https://idiyas.com/inventor/naomi-ishizuka

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 = 33.3

Average Co-Inventor Count = 2.6

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2003-2010

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3 patents (USPTO):Explore Patents

Title: Naomi Ishizuka: Innovator in Circuit Board Technology

Introduction

Naomi Ishizuka is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of electronic devices and circuit board technology. With a total of 3 patents, her work has been instrumental in advancing the efficiency and reliability of electronic components.

Latest Patents

One of her latest patents involves a circuit board that includes a plurality of through holes designed for the insertion and soldering of leads from electronic devices using lead-free solder. Notably, the volume of the through hole for the outermost lead is greater than that for the lead closest to the center of the device. Another significant patent focuses on a printed-wiring board that ensures no peel-off of walls and lands, even when soldered with lead-free solder. This board consists of multiple layer patterns that are electrically insulated from one another, featuring a through-hole for the insertion of an electronic part. The design includes an electrically conductive layer that connects to external lands, ensuring a robust connection.

Career Highlights

Naomi Ishizuka is currently employed at NEC Corporation, where she continues to innovate in the field of electronics. Her work has garnered attention for its practical applications and contributions to sustainable technology.

Collaborations

She collaborates with notable colleagues, including Eiichi Kono and Akihito Matsumoto, who share her commitment to advancing electronic technology.

Conclusion

Naomi Ishizuka's contributions to circuit board technology and electronic devices highlight her role as a leading inventor in her field. Her innovative patents reflect her dedication to improving electronic components and promoting sustainable practices in technology.

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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