James Christopher Piotrowski

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Lexington, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method of reducing charge roller contamination
- Patent number 7,899,384
- Issue date Mar 1, 2011
- Lexmark International, Inc.
- Matthew David Heid
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Roller with mechanical properties influenced by rotation
- Patent number 7,386,249
- Issue date Jun 10, 2008
- Lexmark International, Inc.
- Reginald Keith Bethel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning member for charging device
- Patent number 7,356,278
- Issue date Apr 8, 2008
- Lexmark International, Inc.
- James Christopher Piotrowski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus and method of reducing charge roller contamination
- Patent number 7,231,163
- Issue date Jun 12, 2007
- Lexmark International, Inc.
- Bhaskar Gopalanarayanan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of mitigating toner damage in high speed contact developing...
- Patent number 6,985,683
- Issue date Jan 10, 2006
- Lexmark International, Inc.
- Mark Duane Foster
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and Method of Reducing Charge Roller Contamination
- Publication number 20100111581
- Publication date May 6, 2010
- Matthew David Heid
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Roller with mechanical properties influenced by rotation
- Publication number 20060275049
- Publication date Dec 7, 2006
- Lexmark International, Inc.
- Reginald Keith Bethel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus and method of reducing charge roller contamination
- Publication number 20060182475
- Publication date Aug 17, 2006
- Lexmark International, Inc.
- Bhaskar Gopalanarayanan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
High speed contact developing with end seal
- Publication number 20050095030
- Publication date May 5, 2005
- Mark Duane Foster
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY