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Princeton, NJ, United States of America

Educational Testing Service

USPTO Granted Patents = 222

CIPO Patents = 2

Trademarks = 79

Forward Citations = 3,468

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264 inventors (with patents filed for the assignee):

Klaus Zechner (27 out of 27 patents)

Lei Chen (24 out of 24 patents)

Jill C Burstein (23 out of 23 patents)

4. Keelan Evanini (17 out of 17 patents)

5. Martin S Chodorow (17 out of 17 patents)

6. Michael Flor (16 out of 16 patents)

7. Derrick Higgins (15 out of 15 patents)

8. Beata Beigman Klebanov (13 out of 13 patents)

9. Paul Douglas Deane (13 out of 13 patents)

10. Swapna Somasundaran (12 out of 12 patents)

11. Yao Qian (10 out of 10 patents)

12. Vikram Ramanarayanan (10 out of 13 patents)

13. Su-Youn Yoon (10 out of 10 patents)

14. David Suendermann-Oeft (9 out of 10 patents)

15. Chee Wee Leong (9 out of 9 patents)

Core Competencies:

Machine Learning

Natural Language Processing

Automated Scoring

Argument Mining

Text Segmentation

Behavioral Assessment

Neural Networks

E-Rate Technology

Spoken Language Learning

Plagiarism Detection

Reading Comprehension

Performance Analytics

222 patents: Sort by Forward Citations

1. 12468887 - Machine learning-based metaphor detection (2025-11-11),

2. 12468884 - Machine learning-based argument mining and classification (2025-11-11),

3. 12300244 - NLP-guided video thin-slicing for automated scoring of non-cognitive, behavioral performance tasks (2025-05-13),

4. 12300115 - Computer-implemented task completion platform for visually impaired students (2025-05-13),

5. 12293159 - Grammar practice item creation using language models (2025-05-06),

6. 12271694 - Machine learning-based automated narrative text scoring including emotion arc characterization (2025-04-08),

7. 12249324 - Targeted content feedback in spoken language learning and assessment (2025-03-11),

8. 12249252 - Machine learning-based argument component segmentation (2025-03-11),

9. 12204856 - Training and domain adaptation for supervised text segmentation (2025-01-21),

10. 12046155 - Automatic evaluation of argumentative writing by young students (2024-07-23),

11. 11861317 - Ensemble-based machine learning characterization of human-machine dialog (2024-01-02),

12. 11861310 - Lexical concreteness in narrative text (2024-01-02),

13. 11854530 - Automated content feedback generation system for non-native spontaneous speech (2023-12-26),

14. 11854432 - Developing an e-rater advisory to detect babel-generated essays (2023-12-26),

15. 11790227 - Systems and methods for neural content scoring (2023-10-17),

Educational Testing Service (ETS) is a nonprofit organization that develops and administers various tests and assessments to evaluate educational skills and knowledge. ETS conducts tests such as the GRE (Graduate Record Examination), TOEFL (Test of English as a Foreign Language), and Praxis exams for educators. Their assessments and research help inform educational policies and support student learning and development. For more information about ETS and their services, visit their official website.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

222 Patents

#12 in Princeton, NJ

#87 in New Jersey

#1,809 in US

#3,735 in the World

Princeton, NJ, United States of America

Educational Testing Service

Forward Citations = 3,468

264 inventors:

Klaus Zechner (27 out of 27 patents)

Lei Chen (24 out of 24 patents)

Jill C Burstein (23 out of 23 patents)

4. Keelan Evanini (17 out of 17 patents)

5. Martin S Chodorow (17 out of 17 patents)

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