Leppink, David Morgan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leppink, David Morgan.The latest application filed is for "fraud-proof internet ticketing system and method".
- Leppink, David Morgan - Magna UT
| Patent | Date |
|---|---|
| Fraud-proof internet ticketing system and method App 20020091555 - Leppink, David Morgan | 2002-07-11 |
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