John A. Lofgren

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
System for short-range transmission of signals over the air using a...
- Patent number 5,581,617
- Issue date Dec 3, 1996
- L. S. Research, Inc.
- Larry Schotz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for short-range transmission of signals over the air using a...
- Patent number 5,299,264
- Issue date Mar 29, 1994
- L. S. Research, Inc.
- Larry Schotz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE