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Colby Van Vooren
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Corvallis, OR, US
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last 30 patents
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Patent Grant
Method of forming a printhead using a silicon on insulator substrate
Patent number
6,938,340
Issue date
Sep 6, 2005
Hewlett-Packard Development Company, L.P.
Charles C. Haluzak
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Drop generator die processing
Patent number
6,885,083
Issue date
Apr 26, 2005
Hewlett-Packard Development Company, L.P.
Simon Dodd
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Direct imaging polymer fluid jet orifice
Patent number
6,520,627
Issue date
Feb 18, 2003
Hewlett-Packard Company
Chien-Hau Chen
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink feed trench etch technique for a fully integrated thermal inkje...
Patent number
6,517,735
Issue date
Feb 11, 2003
Hewlett-Packard Company
Kenneth E. Trueba
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Direct imaging polymer fluid jet orifice
Patent number
6,162,589
Issue date
Dec 19, 2000
Hewlett-Packard Company
Chien-Hau Chen
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet printer printhead which eliminates unpredictable ink nucleat...
Patent number
6,126,273
Issue date
Oct 3, 2000
Hewlett-Packard Co.
Colby Van Vooren
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS