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Douglas L. Franz
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Vancouver, WA, US
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last 30 patents
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Patent Grant
Dot alignment in mixed resolution printer
Patent number
5,975,679
Issue date
Nov 2, 1999
Hewlett-Packard Company
Nicholas Nicoloff
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Alignment of differently sized printheads in a printer
Patent number
5,971,524
Issue date
Oct 26, 1999
Hewlett-Packard Company
Nicholas Nicoloff
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Alignment of differently sized printheads in a printer
Patent number
5,764,254
Issue date
Jun 9, 1998
Hewlett-Packard Company
Nicholas Nicoloff
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for approximating full resolution color printing
Patent number
5,375,191
Issue date
Dec 20, 1994
Hewlett-Packard Company
Douglas L. Franz
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Testing integrated circuit pad input and output structures
Patent number
5,369,645
Issue date
Nov 29, 1994
Hewlett-Packard Company
Thomas B. Pritchard
G01 - MEASURING TESTING
Information
Patent Grant
Simple, sensitive, frequency-tuned drop detector
Patent number
4,835,435
Issue date
May 30, 1989
Hewlett-Packard Company
King W. W. Yeung
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS