Robert J. Gruber

Person

Pittsford, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual levels of functional and non-reactive release agents for fusers
- Patent number 5,943,542
- Issue date Aug 24, 1999
- Xerox Corporation
- Edul N. Dalal
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermally stable fuser member
- Patent number 5,846,643
- Issue date Dec 8, 1998
- Xerox Corporation
- Santokh S. Badesha
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual oil release agent management system
- Patent number 5,835,833
- Issue date Nov 10, 1998
- Xerox Corporation
- Edul N. Dalal
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development system
- Patent number 5,734,955
- Issue date Mar 31, 1998
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fusing components containing ceramer compositions
- Patent number 5,686,189
- Issue date Nov 11, 1997
- Xerox Corporation
- Santokh S. Badesha
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and apparatus for achieving customer selectable colors in a...
- Patent number 5,557,393
- Issue date Sep 17, 1996
- Xerox Corporation
- Nancy B. Goodman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Materials and structure for tape with enhanced release
- Patent number 5,514,467
- Issue date May 7, 1996
- Xerox Corporation
- John S. Berkes
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Toner and processes thereof
- Patent number 5,288,580
- Issue date Feb 22, 1994
- Xerox Corporation
- Paul C. Julien
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic image character recognition processes
- Patent number 5,124,217
- Issue date Jun 23, 1992
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Processes for the preparation of encapsulated toner compositions
- Patent number 5,108,863
- Issue date Apr 28, 1992
- Xerox Corporation
- Bing R. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Encapsulated toner compositions and processes thereof
- Patent number 5,035,970
- Issue date Jul 30, 1991
- Xerox Corporation
- Bing R. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions and processes thereof
- Patent number 5,034,298
- Issue date Jul 23, 1991
- Xerox Corporation
- John S. Berkes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions with modified charge enhancing additives
- Patent number 4,965,158
- Issue date Oct 23, 1990
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for forming two-color images
- Patent number 4,948,686
- Issue date Aug 14, 1990
- Xerox Corporation
- Ronald J. Koch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions with negative charge enhancing additives
- Patent number 4,939,061
- Issue date Jul 3, 1990
- Xerox Corporation
- John L. Haack
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Stable color developer compositions and process for the preparation...
- Patent number 4,920,023
- Issue date Apr 24, 1990
- Xerox Corporation
- Ronald J. Koch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for magnetic image character recognition
- Patent number RE33172
- Issue date Feb 27, 1990
- Xerox Corporation
- Robert J. Gruber
- 430 - Radiation imagery chemistry: process, composition, or product thereof
Information Patent Grant
Toner compositions with organo boron negative charge enhancing addi...
- Patent number 4,898,802
- Issue date Feb 6, 1990
- Xerox Corporation
- Bing R. Hsieh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing encapsulated color toner compositions
- Patent number 4,879,199
- Issue date Nov 7, 1989
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions with release additives therein
- Patent number 4,876,169
- Issue date Oct 24, 1989
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Smear resistant magnetic image character recognition processes
- Patent number 4,859,550
- Issue date Aug 22, 1989
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for encapsulated toner compositions with oligomeric surfact...
- Patent number 4,851,318
- Issue date Jul 25, 1989
- Xerox Corporation
- Bing R. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Negatively charged colored toner compositions
- Patent number 4,837,101
- Issue date Jun 6, 1989
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions with release agents therein
- Patent number 4,814,253
- Issue date Mar 21, 1989
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positively charged toner compositions
- Patent number 4,792,513
- Issue date Dec 20, 1988
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for colored toners with selected triboelectric characteristics
- Patent number 4,737,434
- Issue date Apr 12, 1988
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for ultra high quality images with magnetic developer compo...
- Patent number 4,695,524
- Issue date Sep 22, 1987
- Xerox Corporation
- John F. Knapp
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer compositions
- Patent number 4,634,649
- Issue date Jan 6, 1987
- Xerox Corporation
- John F. Knapp
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for achieving consistent high quality images with magnetic...
- Patent number 4,609,603
- Issue date Sep 2, 1986
- Xerox Corporation
- John F. Knapp
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positively charged colored toner compositions
- Patent number 4,604,338
- Issue date Aug 5, 1986
- Xerox Corporation
- Robert J. Gruber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Robert J. Gruber

Person

Patents Grantslast 30 patents

Dual levels of functional and non-reactive release agents for fusers

Thermally stable fuser member

Dual oil release agent management system

Development system

Fusing components containing ceramer compositions

Process and apparatus for achieving customer selectable colors in a...

Materials and structure for tape with enhanced release

Toner and processes thereof

Magnetic image character recognition processes

Processes for the preparation of encapsulated toner compositions

Encapsulated toner compositions and processes thereof

Toner compositions and processes thereof

Toner compositions with modified charge enhancing additives

Process for forming two-color images

Toner compositions with negative charge enhancing additives

Stable color developer compositions and process for the preparation...

Process for magnetic image character recognition

Toner compositions with organo boron negative charge enhancing addi...

Process for preparing encapsulated color toner compositions

Toner compositions with release additives therein

Smear resistant magnetic image character recognition processes

Process for encapsulated toner compositions with oligomeric surfact...

Negatively charged colored toner compositions

Toner compositions with release agents therein

Positively charged toner compositions

Process for colored toners with selected triboelectric characteristics

Process for ultra high quality images with magnetic developer compo...

Developer compositions

Process for achieving consistent high quality images with magnetic...

Positively charged colored toner compositions