Harold E. Schrum

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Chanhassen, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
In-store points redemption system and method
- Patent number 6,138,911
- Issue date Oct 31, 2000
- Carlson Companies, Inc.
- Willard R. Fredregill
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
In-store points redemption system & method
- Patent number 5,923,016
- Issue date Jul 13, 1999
- Carlson Companies, Inc.
- Willard R. Fredregill
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Computer implemented method and system for on-line redemption of co...
- Publication number 20050144074
- Publication date Jun 30, 2005
- Carlson Companies, Inc.
- Willard R. Fredregill
- G06 - COMPUTING CALCULATING COUNTING