Roger L. Fischer

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Outage notification device and method
- Patent number 7,586,420
- Issue date Sep 8, 2009
- Basic Resources, Inc.
- Roger L. Fischer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Outage notification device and method
- Patent number 6,963,285
- Issue date Nov 8, 2005
- Basic Resources, Inc.
- Roger L. Fischer
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Outage notification device and method
- Publication number 20060055549
- Publication date Mar 16, 2006
- Basic Resources, Inc.
- Roger L. Fischer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Outage notification device and method
- Publication number 20040061616
- Publication date Apr 1, 2004
- Roger L. Fischer
- G06 - COMPUTING CALCULATING COUNTING