Torrance, CA, United States of America

Nancy Lynn Ishigo

This inventor holds 4 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 1 EPO patent. Top assignee: Contentguard Holdings, Inc.. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nancy Lynn Ishigo. Retrieved from https://idiyas.com/inventor/nancy-lynn-ishigo

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

USPTO Granted Patents = 4 

% Patents Active = 75.0



Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 79(Granted Patents)


Company Filing History:


Years Active: 2005-2011

Loading Chart...
Loading Chart...
Loading Chart...
4 patents (USPTO):Explore Patents

Title: **Nancy Lynn Ishigo: Innovator in Watermarking Technology**

Introduction

Nancy Lynn Ishigo, an accomplished inventor based in Torrance, CA, is known for her significant contributions to the field of digital watermarking technology. With a total of four patents under her name, Nancy has pioneered innovative methods that enhance document security and integrity.

Latest Patents

Among her latest accomplishments is the development of a multi-stage watermarking process and system. This inventive system encompasses creating a watermark specification that outlines the generation of a watermark, as well as a template specification that details how to integrate the watermark into a target document. The innovative process generates the watermark based on the specified criteria and successfully merges it into the target document, ensuring a secure watermarked output.

Career Highlights

Nancy has worked with prominent companies, notably ContentGuard Holdings, Inc., where her expertise in watermarking technology flourished. Her experience in these roles has been instrumental in advancing her research and prolific output of patents in the field.

Collaborations

In her professional journey, Nancy has collaborated with notable colleagues, including Xin Wang and Steve Atsushi Okamoto. These collaborations have likely contributed to her success as an inventor and enhanced the impact of her innovative projects.

Conclusion

Nancy Lynn Ishigo's innovative approach to watermarking technology showcases her dedication to advancing security measures in digital documents. Her patents reflect her commitment to innovation, making significant contributions to the industry and inspiring future generations of inventors.

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]
Loading…