Gregory L. Zwadlo

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of forming a structured surface using ablatable radiation se...
- Patent number 8,796,583
- Issue date Aug 5, 2014
- Eastman Kodak Company
- M. Zaki Ali
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Laser addressed black thermal transfer donors
- Patent number 6,001,530
- Issue date Dec 14, 1999
- Imation Corp.
- Kevin M. Kidnie
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus of characterization for photoelectric color pr...
- Patent number 5,493,321
- Issue date Feb 20, 1996
- Minnesota Mining and Manufacturing Company
- Gregory L. Zwadlo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color proofing element and process for making the same
- Patent number 5,342,720
- Issue date Aug 30, 1994
- Minnesota Mining and Manufacturing Company
- Gregory L. Zwadlo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid electrophotographic toner
- Patent number 5,302,482
- Issue date Apr 12, 1994
- Minnesota Mining and Manufacturing Company
- Mohamed A. Elmasry
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid toner developing module for electrographic recording
- Patent number 5,296,645
- Issue date Mar 22, 1994
- Minnesota Mining and Manufacturing
- Gregory L. Zwadlo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Density process control for an electrophotographic proofing system
- Patent number 5,262,825
- Issue date Nov 16, 1993
- Minnesota Mining and Manufacturing Company
- Charles K. Nordeen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for calibrating an electrophotographic proofing system
- Patent number 5,258,810
- Issue date Nov 2, 1993
- Minnesota Mining and Manufacturing Company
- Larry J. Bresina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bilayer topcoats for organic photoconductive elements
- Patent number 5,124,220
- Issue date Jun 23, 1992
- Minnesota Mining and Manufacturing Company
- David E. Brown
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor resetting following multiple charge images
- Patent number 5,083,163
- Issue date Jan 21, 1992
- Minnesota Mining and Manufacturing Company
- David E. Brown
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color electrophotography for high quality half-tone images
- Patent number 5,061,583
- Issue date Oct 29, 1991
- Minnesota Mining and Manufacturing Company
- Gregory L. Zwadlo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing module drive system for an electrographic printer
- Patent number 5,053,820
- Issue date Oct 1, 1991
- Minnesota Mining and Manufacturing Company
- Duane A. Preszler
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for adhesive transfer
- Patent number 5,023,668
- Issue date Jun 11, 1991
- Minnesota Mining and Manufacturing
- Dennis J. Kluy
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid toners handling network for an electrographic printer
- Patent number 4,994,860
- Issue date Feb 19, 1991
- Minnesota Mining and Manufacturing
- George G. Lunde
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid electrophotographic toners
- Patent number 4,946,753
- Issue date Aug 7, 1990
- Minnesota Mining and Manufacturing Company
- Mohamed A. Elmasry
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Endless belt development electrode for electrographic image
- Patent number 4,907,532
- Issue date Mar 13, 1990
- Minnesota Mining and Manufacturing Company
- Valdis Mikelsons
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Single beam full color electrophotography
- Patent number 4,728,983
- Issue date Mar 1, 1988
- Minnesota Mining and Manufacturing Company
- Gregory L. Zwadlo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method of forming a structured surface using ablatable radiation se...
- Publication number 20060063111
- Publication date Mar 23, 2006
- Kodak Polychrome
- M. Zaki Ali
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Media construction for use in auto-focus laser
- Publication number 20050041093
- Publication date Feb 24, 2005
- Gregory L. Zwadlo
- G02 - OPTICS

Gregory L. Zwadlo

Person

Patents Grantslast 30 patents

Method of forming a structured surface using ablatable radiation se...

Laser addressed black thermal transfer donors

Method and apparatus of characterization for photoelectric color pr...

Color proofing element and process for making the same

Liquid electrophotographic toner

Liquid toner developing module for electrographic recording

Density process control for an electrophotographic proofing system

Method for calibrating an electrophotographic proofing system

Bilayer topcoats for organic photoconductive elements

Photoconductor resetting following multiple charge images

Color electrophotography for high quality half-tone images

Developing module drive system for an electrographic printer

Method and apparatus for adhesive transfer

Liquid toners handling network for an electrographic printer

Liquid electrophotographic toners

Endless belt development electrode for electrographic image

Single beam full color electrophotography

Patents Applicationslast 30 patents

Method of forming a structured surface using ablatable radiation se...

Media construction for use in auto-focus laser