Dennis C. Estabrooks

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Longmont, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
PQE for font vs. large dark patch
- Patent number 6,177,948
- Issue date Jan 23, 2001
- International Business Machines Corporation
- Dennis C. Estabrooks
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic duplex document feeder
- Patent number 4,477,068
- Issue date Oct 16, 1984
- International Business Machines Corporation
- Nelson K. Arter
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL