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Princeton, NJ, United States of America

Klaus Zechner

This inventor holds 27 USPTO granted patents and 2 published patent applications. Top assignee: Educational Testing Service. Active years: 2008-2025.

USPTO Granted Patents = 27 (Patent Applications = 2)

% Patents Active = 59.3

Average Co-Inventor Count = 3.7

ph-index = 7

Forward Citations = 107(Granted Patents)

Company Filing History:

Educational Testing Service

Years Active: 2008-2025

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27 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12249324 - Targeted content feedback in spoken language learning and assessment (2025-03-11),

2. 11854530 - Automated content feedback generation system for non-native spontaneous speech (2023-12-26),

3. 11475273 - Deep convolutional neural networks for automated scoring of constructed responses (2022-10-18),

4. 11455999 - Detection of off-topic spoken responses using machine learning (2022-09-27),

5. 11417339 - Detection of plagiarized spoken responses using machine learning (2022-08-16),

6. 10867525 - Systems and methods for generating recitation items (2020-12-15),

7. 10755595 - Systems and methods for natural language processing for speech content scoring (2020-08-25),

8. 10628731 - Deep convolutional neural networks for automated scoring of constructed responses (2020-04-21),

9. 10373047 - Deep convolutional neural networks for automated scoring of constructed responses (2019-08-06),

10. 10283142 - Processor-implemented systems and methods for determining sound quality (2019-05-07),

11. 9928754 - Systems and methods for generating recitation items (2018-03-27),

12. 9799228 - Systems and methods for natural language processing for speech content scoring (2017-10-24),

13. 9704413 - Non-scorable response filters for speech scoring systems (2017-07-11),

14. 9652999 - Computer-implemented systems and methods for estimating word accuracy for automatic speech recognition (2017-05-16),

15. 9652991 - Systems and methods for content scoring of spoken responses (2017-05-16),

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