Lawrence H. Ragan

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Descrambler unit method and apparatus for television signal descram...
- Patent number 4,682,223
- Issue date Jul 21, 1987
- R. F. Monolithics, Inc.
- Lawrence H. Ragan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System, method, and apparatus for television signal scrambling and...
- Patent number 4,682,224
- Issue date Jul 21, 1987
- R. F. Monolithics, Inc.
- Lawrence H. Ragan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic ticket method and apparatus for television signal scramb...
- Patent number 4,663,664
- Issue date May 5, 1987
- R. F. Monolithics, Inc.
- Lawrence H. Ragan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Programmable frequency converting filter
- Patent number 4,513,260
- Issue date Apr 23, 1985
- Texas Instruments Incorporated
- Lawrence H. Ragan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Television scrambling and unscrambling method and apparatus
- Patent number 4,403,252
- Issue date Sep 6, 1983
- R F Monolithics, Inc.
- Lawrence H. Ragan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE