San Francisco, CA, United States of America

Alexander Ketner Unger

This inventor holds 6 USPTO granted patents and 2 published patent applications. Top assignees: Google Inc., Other. Active years: 2015-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alexander Ketner Unger. Retrieved from https://idiyas.com/inventor/alexander-ketner-unger

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 2015-2018

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6 patents (USPTO):Explore Patents

Title: Alexander Ketner Unger: Inventor of Context-Aware User Ranking

Introduction

Alexander Ketner Unger is an inventor associated with San Francisco, California. His work includes a patent describing how online platforms can identify and rank potential answerers for a user’s question by considering both relevant expertise and shared contextual factors. Unger is credited with 6 patents.

Latest Patents

“Ranking Users Based on Contextual Factors” describes methods for matching people who ask online questions with potential answerers. The system first identifies the question’s topics and selects candidate users based on their expertise in those topics. It then ranks the candidates using contextual factors they share with the asking user, such as commonalities distinct from the question’s subject matter. The patent also describes related systems and computer-readable media.

Career Highlights

Unger’s listed company experience includes Google Inc. The available information connects his patent work with online question-and-answer systems and the use of contextual signals to improve how users are matched.

Collaborations

Unger’s listed coworkers include Frances Bordwell Haugen and Kathryn Rose Vanderwater. The information provided identifies them as coworkers but does not specify their roles in the patent.

Conclusion

Alexander Ketner Unger’s patent work addresses a practical challenge for online platforms: finding knowledgeable answerers while using shared context to make recommendations more relevant.

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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