Carl J. Stehman

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LaGrange, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Transparent dialing between interconnected telecommunication switch...
- Patent number 4,442,321
- Issue date Apr 10, 1984
- Rockwell International Corporation
- Carl J. Stehman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dial pulse delay circuit
- Patent number 4,435,620
- Issue date Mar 6, 1984
- Rockwell International Corporation
- William A. Fechalos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dialed number to function translator for telecommunications switchi...
- Patent number 4,259,549
- Issue date Mar 31, 1981
- Wescom Switching, Inc.
- Carl J. Stehman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microprocessor control complex for a telecommunication switching sy...
- Patent number 4,256,926
- Issue date Mar 17, 1981
- Wescom Switching, Inc.
- Satyan G. Pitroda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and means for accessing program memory of a common control t...
- Patent number 4,154,988
- Issue date May 15, 1979
- Wescom Switching, Inc.
- William A. Fechalos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE