Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MC

Maria D. Chang

IBM: 4 patents #1,501 of 11,638Top 15%
Ardsley-on-Hudson, NY: #4 of 9 inventorsTop 45%
New York: #1,039 of 12,766 inventorsTop 9%
Overall (2021): #44,970 of 548,734Top 9%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11144810 Enhanced visual dialog system for intelligent tutors Jae-Wook Ahn, Sharad C. Sundararajan, Patrick Watson 2021-10-12
11120701 Adaptive presentation of educational content via templates Jae-Wook Ahn, Sharad C. Sundararajan, Ravi Tejwani, Patrick Watson 2021-09-14
10984196 Distributed system for evaluation and feedback of digital text-based content Patrick Watson, Jae-Wook Ahn, Sharad C. Sundararajan, Tengfei Ma 2021-04-20
10986087 Motion based authentication Patrick Watson, Tengfei Ma, Jae-Wook Ahn, Ravi Tejwani, Aldis Sipolins 2021-04-20