Chang Y. Kao

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for improving the performance of a token ring net...
- Patent number 5,566,178
- Issue date Oct 15, 1996
- International Business Machines Corporation
- Adrian S. Butter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for implementing sub-tokens on a token ring network
- Patent number 5,528,594
- Issue date Jun 18, 1996
- International Business Machines Corporation
- Adrian S. Butter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DES encryption and decryption unit with error checking
- Patent number 5,432,848
- Issue date Jul 11, 1995
- International Business Machines Corporation
- Adrian S. Butter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for translating encrypted data
- Patent number 5,381,480
- Issue date Jan 10, 1995
- International Business Machines Corporation
- Adrian S. Butter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Performance enhancement for ANSI X3.92 data encryption algorithm st...
- Patent number 5,317,638
- Issue date May 31, 1994
- International Business Machines Corporation
- Chang Y. Kao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE