Ritwik K. Kumar — 15 Patents at Apple

Ritwik K. Kumar has been granted 15 US patents while listed as an inventor at Apple. The first was granted in 2012 and the most recent in August 2025. Ritwik K. Kumar ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ritwik K. Kumar in Kanchinakote, CA, IN.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12401612	Multi-task two-tower neural network for content guideline evaluation	Shah Nawaz Alam, Sasinandan Pedavegi, Somya Gupta	2025-08-26
12120083	Differential privacy for message text content mining	Eric D. Friedman, Lucas O. Winstrom	2024-10-15	$249,534,000
11722450	Differential privacy for message text content mining	Eric D. Friedman, Lucas O. Winstrom	2023-08-08	$174,735,000
11290411	Differential privacy for message text content mining	Eric D. Friedman, Lucas O. Winstrom	2022-03-29	$247,204,000
11140171	Establishing and verifying identity using action sequences while protecting user privacy	Eric D. Friedman, Nathaniel Bush, Jefferson Provost, Vignesh Kumar, Gregory J. Kuhlmann +3 more	2021-10-05	$251,870,000
10868672	Establishing and verifying identity using biometrics while protecting user privacy	Augustin J. Farrugia, Gianpaolo Fasoli, Mathieu Ciet, Bruno Kindarji, Eric D. Friedman +2 more	2020-12-15	$317,980,000
10778633	Differential privacy for message text content mining	Eric D. Friedman, Lucas O. Winstrom	2020-09-15	$162,043,000
10599873	Method for rate-limiting interactions based on dynamically calculated values by supplying problems of varying difficulty to be solved	Lucas O. Winstrom, Eric D. Friedman, Jeremy M. Stober, Amol V. Pattekar, Benoit Chevallier-Mames +4 more	2020-03-24	$68,289,000
10327712	Prediction of diseases based on analysis of medical exam and/or test workflow	David J. Beymer, Karen W. Brannon, Colin Compas, Tanveer F. Syeda-Mahmood	2019-06-25	$2,152,000
9349105	Machine learning with incomplete data sets	David J. Beymer, Karen W. Brannon, Ting Chen, Moritz A. W. Hardt, Tanveer F. Syeda-Mahmood	2016-05-24	$3,942,000
9092849	Bidirectional blood vessel segmentation	David J. Beymer, Tanveer F. Syeda-Mahmood, Fei Wang, Yong Zhang	2015-07-28	$3,451,000
9064306	Bidirectional blood vessel segmentation	David J. Beymer, Tanveer F. Syeda-Mahmood, Fei Wang, Yong Zhang	2015-06-23	$4,496,000
8750375	Echocardiogram view classification using edge filtered scale-invariant motion features	David J. Beymer, Tanveer F. Syeda-Mahmood, Fei Wang	2014-06-10	$4,765,000
8744152	Echocardiogram view classification using edge filtered scale-invariant motion features	David J. Beymer, Tanveer F. Syeda-Mahmood, Fei Wang	2014-06-03	$4,638,000
8194072	Method for synthetically relighting images of objects	Michael Jones, Tim Marks	2012-06-05

Ritwik K. Kumar — 15 Patents

Issued Patents All Time

Patent Widget