David A. Butterfield

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Broomfield, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for using a directory service to facilitate ce...
- Patent number 7,925,872
- Issue date Apr 12, 2011
- Oracle America, Inc.
- Yonghong Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bus specific device enumeration system and method
- Patent number 7,203,774
- Issue date Apr 10, 2007
- Sun Microsystems, Inc.
- Shudong Zhou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient direct memory access transfer of data and check informati...
- Patent number 6,687,767
- Issue date Feb 3, 2004
- Sun Microsystems, Inc.
- David A. Butterfield
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for using a directory service to facilitate ce...
- Publication number 20080043973
- Publication date Feb 21, 2008
- Yonghong Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Efficient direct memory access transfer of data and check informati...
- Publication number 20030084212
- Publication date May 1, 2003
- Sun Microsystems, Inc.
- David A. Butterfield
- G06 - COMPUTING CALCULATING COUNTING