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Stephanie S. Hellman
Fairfax, CA
US
7 patents
6 Patents
US12561668
2026
Connected Payment Card Systems and Methods
Wells Fargo Bank, N.A.
0 cites
US12112313
2024
Connected Payment Card Systems and Methods
Wells Fargo Bank, N.A.
0 cites
US11962655
2024
Continuous Task-based Communication Sessions
Wells Fargo Bank, N.A.
0 cites
US11900362
2024
Connected Payment Card Systems and Methods
Wells Fargo Bank, N.A.
0 cites
US11847633
2023
Connected Payment Card Systems and Methods
Wells Fargo Bank, N.A.
0 cites
US11727388
2023
Connected Payment Card Systems and Methods
Wells Fargo Bank, N.A.
0 cites