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MARY CATHERINE CALLAHAN
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Phoenix, AZ, US
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last 30 patents
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Patent Grant
Supplier invoice reconciliation and payment using event driven plat...
Patent number
11,257,134
Issue date
Feb 22, 2022
American Express Travel Related Services, Inc.
Satishkumar Balasubramanian
G06 - COMPUTING CALCULATING COUNTING
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last 30 patents
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Patent Application
SUPPLIER INVOICE RECONCILIATION AND PAYMENT USING EVENT DRIVEN PLAT...
Publication number
20200410562
Publication date
Dec 31, 2020
AMERICAN EXPRESS TRAVEL RELATED SERVICES COMPANY, INC.
SATISHKUMAR BALASUBRAMANIAN
G06 - COMPUTING CALCULATING COUNTING