Allen L. Frazier

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Derby, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Image printing devices with AM/FM half-toning with self-determinati...
- Patent number 6,982,814
- Issue date Jan 3, 2006
- Hewlett-Packard Development Company, L.P.
- Allen L. Frazier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for toner level monitoring and motion sensing
- Patent number 6,128,448
- Issue date Oct 3, 2000
- Hewlett-Packard Company
- David J. Arcaro
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for compressing and decompressing image data
- Patent number 5,689,255
- Issue date Nov 18, 1997
- Hewlett-Packard Company
- Allen L. Frazier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for enhancing graphic features produced by markin...
- Patent number 5,515,480
- Issue date May 7, 1996
- DP Tek, Inc.
- Allen Frazier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interleaving vertical pixels in raster-based laser printers
- Patent number 5,193,008
- Issue date Mar 9, 1993
- DP Tek, Inc.
- Allen L. Frazier
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Resolution transforming raster-based imaging system
- Patent number 5,134,495
- Issue date Jul 28, 1992
- DP Tek, Inc.
- Allen L. Frazier
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR CONSERVATION OF MEMORY IN A PRINTER THROUG...
- Publication number 20010015820
- Publication date Aug 23, 2001
- HEWLETT-PACKARD COMPANY
- JAMES R. CONRAD
- G06 - COMPUTING CALCULATING COUNTING