Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Patrick Lange — 5 Patents

ESEducational Testing Service: 4 patents #41 of 260Top 20%
NSNacam France S.A.S.: 1 patents #10 of 31Top 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Patrick Lange has been granted 5 US patents while listed as an inventor at Educational Testing Service. The first was granted in 2005 and the most recent in January 2022. Patrick Lange ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Patrick Lange in Brive-la-Gaillarde, CA, FR.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11222627 Exploring ASR-free end-to-end modeling to improve spoken language understanding in a cloud-based dialog system Yao Qian, Rutuja Ubale, Vikram Ramanarayanan, David Suendermann-Oeft, Keelan Evanini +1 more 2022-01-11
10783873 Native language identification with time delay deep neural networks trained separately on native and non-native english corpora Yao Qian, Keelan Evanini, Robert A. Pugh, Rutuja Ubale 2020-09-22
10607504 Computer-implemented systems and methods for a crowd source-bootstrapped spoken dialog system Vikram Ramanarayanan, David Suendermann-Oeft, Alexei Ivanov, Keelan Evanini, Yao Qian +1 more 2020-03-31
10592733 Computer-implemented systems and methods for evaluating speech dialog system engagement via video Vikram Ramanarayanan, David Suendermann-Oeft, Alexei Ivanov, Keelan Evanini, Yao Qian +2 more 2020-03-17
6971676 Device for absorbing energy from an automobile vehicle steering column Christophe Laporte, Guillaume Briere 2005-12-06