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Dave John Marshall
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Fort Collins, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Data bus with separate matched line impedances and method of matchi...
Patent number
6,972,590
Issue date
Dec 6, 2005
Hewlett-Packard Development Company, L.P.
David Marshall
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for high speed bus having adjustable, symmetri...
Patent number
6,876,224
Issue date
Apr 5, 2005
Hewlett-Packard Development Company, L.P.
David John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dual switching reference voltages
Patent number
6,836,127
Issue date
Dec 28, 2004
Hewlett-Packard Development Company, L.P.
David Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dynamic control of switching reference voltage
Patent number
6,828,828
Issue date
Dec 7, 2004
Hewlett-Packard Development Company, L.P.
David John Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Charge pump circuit, passive buffer that employs the charge pump ci...
Patent number
6,825,699
Issue date
Nov 30, 2004
Hewlett-Packard Development Company, L.P.
David John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dynamic control of switching reference voltage
Patent number
6,798,254
Issue date
Sep 28, 2004
Hewlett-Packard Development Company, L.P.
David John Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Six-drop bus with matched response
Patent number
6,756,862
Issue date
Jun 29, 2004
Hewlett-Packard Development Company, L.P.
Karl Joseph Bois
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for saving power in dynamic circuits
Patent number
6,624,686
Issue date
Sep 23, 2003
Hewlett-Packard Development Company, L.P.
Elias Gedamu
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
System and method for updating a design library
Publication number
20050165855
Publication date
Jul 28, 2005
David Marshall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Data transmission circuit and method
Publication number
20050093607
Publication date
May 5, 2005
David Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Charge pump circuit, passive buffer that employs the charge pump ci...
Publication number
20040150009
Publication date
Aug 5, 2004
David John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method and apparatus for high speed bus having adjustable, symmetri...
Publication number
20040085088
Publication date
May 6, 2004
David John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Six-drop bus with matched response
Publication number
20030234702
Publication date
Dec 25, 2003
Karl Joseph Bois
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Data bus with separate matched line impedances and method of matchi...
Publication number
20030221863
Publication date
Dec 4, 2003
David Marshall
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Dynamic control of switching reference voltage
Publication number
20030206044
Publication date
Nov 6, 2003
David John Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bus termination system and method
Publication number
20030201789
Publication date
Oct 30, 2003
John Edward Tillema
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dynamic control of switching reference voltage
Publication number
20030025544
Publication date
Feb 6, 2003
David Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dual switching reference voltages
Publication number
20030020490
Publication date
Jan 30, 2003
David Marshall
H04 - ELECTRIC COMMUNICATION TECHNIQUE