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For the Inventor, By the Inventor

Princeton, NJ, United States of America

Educational Testing Service


USPTO Granted Patents = 226

% Expired Patents = 41.6


Trademarks = 68

Forward Citations = 3,553

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271 inventors (with patents filed for the assignee):

goldMedal Klaus Zechner (27 out of 27 patents)

silverMedal Lei Chen (24 out of 24 patents)

bronzeMedal 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 (14 out of 14 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 14 patents)

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

14.  David Suendermann-Oeft (9 out of 11 patents)

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


Core Competencies:
Automated Scoring
Machine Learning
Natural Language Processing
Behavior Assessment
Text Segmentation
Argument Mining
Speech Scoring
Reading Fluency
Content Feedback
Plagiarism Detection
E-Assessment
User Engagement

226 patents:

1. 12626319 - Systems and methods for evaluating career interests through situation judgment test format (2026-05-12),
2. 12620321 - Systems and methods for automated fine-grained speech scoring (2026-05-05),
3. 12609046 - Systems and methods for controlled language generation for language learning items (2026-04-21),
4. 12548587 - Systems and methods for modeling in-the-moment lexical experience for tracking oral reading fluency (2026-02-10),
5. 12468887 - Machine learning-based metaphor detection (2025-11-11),
6. 12468884 - Machine learning-based argument mining and classification (2025-11-11),
7. 12300244 - NLP-guided video thin-slicing for automated scoring of non-cognitive, behavioral performance tasks (2025-05-13),
8. 12300115 - Computer-implemented task completion platform for visually impaired students (2025-05-13),
9. 12293159 - Grammar practice item creation using language models (2025-05-06),
10. 12271694 - Machine learning-based automated narrative text scoring including emotion arc characterization (2025-04-08),
11. 12249324 - Targeted content feedback in spoken language learning and assessment (2025-03-11),
12. 12249252 - Machine learning-based argument component segmentation (2025-03-11),
13. 12204856 - Training and domain adaptation for supervised text segmentation (2025-01-21),
14. 12046155 - Automatic evaluation of argumentative writing by young students (2024-07-23),
15. 11861317 - Ensemble-based machine learning characterization of human-machine dialog (2024-01-02),
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.

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USPTO Data Jan 1 1976 - Sep 15 2026

Educational Testing Service
226 Patents

#12 in Princeton, NJ

#88 in New Jersey

#1,849 in US

#3,781 in the World

Princeton, NJ (US)
Princeton, NJ, United States of America

Educational Testing Service

Forward Citations = 3,553

271 inventors:

goldMedal Klaus Zechner (27 out of 27 patents)

silverMedal Lei Chen (24 out of 24 patents)

bronzeMedal 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)

Please report any incorrect information to [email protected]
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