Marlboro, NJ, United States of America

Nadine A Guillaume

This inventor holds 1 USPTO granted patent. Top assignee: At+t Corp.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nadine A Guillaume. Retrieved from https://idiyas.com/inventor/nadine-a-guillaume

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 = 6.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Overview of Inventor Nadine A. Guillaume

Introduction: Nadine A. Guillaume is a notable inventor based in Marlboro, New Jersey, recognized for her innovative contributions to the field of communication services. With a focus on enhancing communication systems, her work has led to significant advancements in technology.

Latest Patents: Nadine holds a patent for a method and apparatus for providing combined communication services. This invention involves an interexchange carrier (IXC) switch and an associated database that routes qualified calls to local service provider (LSP) subscribers. This innovative system allows calls to be directed onto interconnecting facilities using local access settlement rates, thus creating a more cost-effective local rather than toll cost structure. The IXC switch operates with existing toll features, translating private dialed numbers into public numbers, while categorizing calls based on jurisdictional classifications, which include local, toll, and intraLATA/interLATA toll designations.

Career Highlights: Nadine is currently employed at AT&T Corp., where she continues to develop her ideas and improve communication technologies. Her work has not only showcased her inventive skills but has also contributed to the efficiency and effectiveness of the company’s services.

Collaborations: Throughout her career, Nadine has collaborated with talented professionals such as Anurag Goel and Leticia Garcia Johnson. These collaborations have contributed to enhancing the collective expertise in their field, fostering an environment of innovation and progress.

Conclusion: Nadine A. Guillaume exemplifies the spirit of innovation through her patent and contributions to communication technology. Her inventive work at AT&T and collaboration with esteemed colleagues are a testament to her dedication to improving communication services and advancing industry standards.

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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