Clarence C. Joh

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Allentown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Local area network
- Patent number 6,256,312
- Issue date Jul 3, 2001
- Lucent Technologies, Inc.
- Clarence Chulljoon Joh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Port expansion network and method for lan hubs
- Patent number 5,870,566
- Issue date Feb 9, 1999
- Lucent Technologies, Inc.
- Clarence Chulljoon Joh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Port expansion network and method for lAN hubs
- Patent number 5,666,488
- Issue date Sep 9, 1997
- Lucent Technologies Inc.
- Clarence Chulljoon Joh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for expanding ports wherein segment switch selectively assoc...
- Patent number 5,621,893
- Issue date Apr 15, 1997
- Lucent Technologies Inc.
- Clarence C. Joh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of transmitting signals in an extendible local area network
- Patent number 5,469,438
- Issue date Nov 21, 1995
- AT&T IPM Corp.
- Robert J. Baumert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE