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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:020143/0628   Pages: 22
Recorded: 11/26/2007
Attorney Dkt #:WHITEBOX #351151
Conveyance: SECURITY AGREEMENT
Total properties: 97
1
Patent #:
Issue Dt:
Application #:
05551577
Filing Dt:
Title:
2
Patent #:
Issue Dt:
05/15/1979
Application #:
05824252
Filing Dt:
08/12/1977
Title:
METHOD AND APPARATUS FOR GENERATING CHARGED PARTICLES
3
Patent #:
Issue Dt:
Application #:
05873747
Filing Dt:
Title:
4
Patent #:
Issue Dt:
07/03/1979
Application #:
05925667
Filing Dt:
07/17/1978
Title:
THREE ELECTRODE SYSTEM IN THE GENERATION OF ELECTROSTATIC IMAGES
5
Patent #:
Issue Dt:
05/12/1981
Application #:
05969517
Filing Dt:
12/14/1978
Title:
ELECTROSTATIC TRANSFER PRINTING EMPLOYING IOM EMITTING PRINT HEAD
6
Patent #:
Issue Dt:
08/04/1981
Application #:
06139959
Filing Dt:
04/14/1980
Title:
CHARGE TRANSFER IMAGING
7
Patent #:
Issue Dt:
04/26/1983
Application #:
06194649
Filing Dt:
10/06/1980
Title:
MICA-FOIL LAMINATIONS
8
Patent #:
Issue Dt:
12/28/1982
Application #:
06222829
Filing Dt:
01/05/1981
Title:
ELECTROSTATIC TRANSFER PRINTING
9
Patent #:
Issue Dt:
10/11/1983
Application #:
06222830
Filing Dt:
01/05/1981
Title:
ELECTROSTATIC IMAGING DEVICE
10
Patent #:
Issue Dt:
04/12/1983
Application #:
06237559
Filing Dt:
02/24/1981
Title:
CORONA CHARGING APPARATUS
11
Patent #:
Issue Dt:
10/04/1983
Application #:
06295941
Filing Dt:
08/24/1981
Title:
THERMALLY REGULATED ION GENERATION
12
Patent #:
Issue Dt:
05/01/1984
Application #:
06381600
Filing Dt:
05/24/1982
Title:
CORONA CHARGING APPARATUS
13
Patent #:
Issue Dt:
05/15/1984
Application #:
06426335
Filing Dt:
09/29/1982
Title:
DUPLEX IMAGING WITH PRESSURE TRANSFIXING
14
Patent #:
Issue Dt:
05/14/1985
Application #:
06446759
Filing Dt:
12/03/1982
Title:
ELECTROSTATIC PRINTING APPARATUS AND METHOD
15
Patent #:
Issue Dt:
01/15/1985
Application #:
06446821
Filing Dt:
12/03/1982
Title:
ELECTROSTATIC PRINTING APPARATUS
16
Patent #:
Issue Dt:
05/21/1985
Application #:
06468435
Filing Dt:
02/22/1983
Title:
PROCESS FOR MAKING ELECTROSTATIC IMAGING SURFACE
17
Patent #:
Issue Dt:
12/09/1986
Application #:
06479547
Filing Dt:
03/28/1983
Title:
MICA-ELECTRODE LAMINATIONS FOR THE GENERATION OF IONS IN AIR
18
Patent #:
Issue Dt:
10/09/1984
Application #:
06483805
Filing Dt:
04/11/1983
Title:
CORONA CHARGING APPARATUS
19
Patent #:
Issue Dt:
12/10/1985
Application #:
06501453
Filing Dt:
06/06/1983
Title:
ELECTROSTATIC IMAGING DEVICE
20
Patent #:
Issue Dt:
04/30/1985
Application #:
06503007
Filing Dt:
06/10/1983
Title:
CORONA DEVICE
21
Patent #:
Issue Dt:
10/22/1985
Application #:
06523918
Filing Dt:
08/16/1983
Title:
TONER FEEDER SYSTEM
22
Patent #:
Issue Dt:
01/29/1985
Application #:
06529195
Filing Dt:
09/06/1983
Title:
ANODIZED ELECTROSTATIC IMAGING SURFACE
23
Patent #:
Issue Dt:
12/24/1985
Application #:
06542037
Filing Dt:
10/14/1983
Title:
DOCUMENT PRINTING METHOD AND APPARATUS
24
Patent #:
Issue Dt:
06/17/1986
Application #:
06574820
Filing Dt:
01/30/1984
Title:
IMPROVED TONER SUPPLY CONTROL SYSTEM
25
Patent #:
Issue Dt:
06/27/1989
Application #:
06582244
Filing Dt:
02/22/1984
Title:
DOCUMENT INVERTER
26
Patent #:
Issue Dt:
07/07/1987
Application #:
06675664
Filing Dt:
11/28/1984
Title:
IONIC PRINT CARTRIDGE AND PRINTER
27
Patent #:
Issue Dt:
01/12/1988
Application #:
06675912
Filing Dt:
11/28/1984
Title:
PAPER STACKER
28
Patent #:
Issue Dt:
10/28/1986
Application #:
06698665
Filing Dt:
03/25/1985
Title:
ELECTROSTATIC PRINTING APPARATUS AND METHOD
29
Patent #:
Issue Dt:
09/08/1987
Application #:
06812027
Filing Dt:
12/23/1985
Title:
TONER TRANSFER APPARATUS
30
Patent #:
Issue Dt:
03/29/1988
Application #:
06812210
Filing Dt:
12/23/1985
Title:
ION GENERATOR STRUCTURE
31
Patent #:
Issue Dt:
04/04/1989
Application #:
06922496
Filing Dt:
10/23/1986
Title:
ION GENERATION COMPENSATION
32
Patent #:
Issue Dt:
05/17/1988
Application #:
07014408
Filing Dt:
04/17/1987
Title:
IONIC PRINT CARTRIDGE AND PRINTER
33
Patent #:
Issue Dt:
10/11/1988
Application #:
07018306
Filing Dt:
02/24/1987
Title:
ELECTROSTATIC TONING
34
Patent #:
Issue Dt:
04/18/1989
Application #:
07018307
Filing Dt:
02/24/1987
Title:
PROCESS ELECTROSTATIC IMAGING AND DEVELOPING
35
Patent #:
Issue Dt:
06/20/1989
Application #:
07063155
Filing Dt:
06/16/1987
Title:
RF DRIVER AND CONTROL
36
Patent #:
Issue Dt:
01/03/1989
Application #:
07074201
Filing Dt:
07/16/1987
Title:
PRINTER APPARATUS HAVING TWO-SIDED PRINTING CAPABILITY
37
Patent #:
Issue Dt:
10/30/1990
Application #:
07077536
Filing Dt:
07/23/1987
Title:
PRINTER CABINET OR SIMILAR ARTICLE
38
Patent #:
Issue Dt:
10/18/1988
Application #:
07105160
Filing Dt:
10/06/1987
Title:
PRINTER INTERFACE
39
Patent #:
Issue Dt:
08/01/1989
Application #:
07124695
Filing Dt:
11/24/1987
Title:
PRINTER PAPER CONTROL APPARATUS AND METHOD
40
Patent #:
Issue Dt:
11/07/1989
Application #:
07126160
Filing Dt:
11/30/1987
Title:
DUPLEX PRINTING DEVICE
41
Patent #:
Issue Dt:
08/29/1989
Application #:
07170923
Filing Dt:
03/21/1988
Title:
POWER SUPPLY SEQUENCING CIRCUIT FOR FLASH FUSER
42
Patent #:
Issue Dt:
11/14/1989
Application #:
07190209
Filing Dt:
05/04/1988
Title:
APPARATUS AND METHOD FOR COORDINATING THE FRONT AND BACK OF A PRINTER APPARATUS HAVING TWO-SIDED PRINTING CAPABILITY
43
Patent #:
Issue Dt:
05/14/1991
Application #:
07190427
Filing Dt:
05/05/1988
Title:
DEVELOPMENT OF RASTER SCAN IMAGES FROM INDEPENDENT CELLS OF IMAGED DATA
44
Patent #:
Issue Dt:
12/26/1989
Application #:
07226489
Filing Dt:
08/01/1988
Title:
PRINT CARTRIDGE
45
Patent #:
Issue Dt:
01/16/1990
Application #:
07252089
Filing Dt:
09/30/1988
Title:
PRESSURE TRANSFIXING OF TONER IMAGES USING SKEWED ROLLERS
46
Patent #:
Issue Dt:
06/13/1989
Application #:
07253138
Filing Dt:
10/04/1988
Title:
SELECTABLE DENSITY CHARGE DEPOSITION PRINTING SYSTEM
47
Patent #:
Issue Dt:
11/07/1989
Application #:
07284267
Filing Dt:
12/14/1988
Title:
MULTIPLE SOURCE CHARGED PARTICLE GENERATION
48
Patent #:
Issue Dt:
01/02/1990
Application #:
07284268
Filing Dt:
12/14/1988
Title:
PRINT CARTRIDGE WITH NON-DIVERGENT ELECTROSTATIC FIELD
49
Patent #:
Issue Dt:
09/18/1990
Application #:
07336167
Filing Dt:
08/22/1989
Title:
CHARGE TRANSFER IMAGING CARTRIDGE
50
Patent #:
Issue Dt:
04/17/1990
Application #:
07352395
Filing Dt:
05/15/1989
Title:
METHOD AND APPARATUS FOR CHARGED PARTICLE GENERATION
51
Patent #:
Issue Dt:
04/30/1991
Application #:
07355994
Filing Dt:
05/23/1989
Title:
POWDER TRANSPORT, FUSING AND IMAGING APPARATUS
52
Patent #:
Issue Dt:
07/09/1991
Application #:
07403853
Filing Dt:
09/05/1989
Title:
CHARGE TRANSFER IMAGING CARTRIDGE
53
Patent #:
Issue Dt:
08/21/1990
Application #:
07428025
Filing Dt:
10/26/1989
Title:
CHARGE TRANSFER IMAGING CARTRIDGE MOUNTING AND PRINTER
54
Patent #:
Issue Dt:
04/09/1991
Application #:
07433110
Filing Dt:
11/08/1989
Title:
CHARGED PARTICLE PRINTER
55
Patent #:
Issue Dt:
03/12/1991
Application #:
07433238
Filing Dt:
11/08/1989
Title:
VENETIAN BLINDING
56
Patent #:
Issue Dt:
05/07/1991
Application #:
07434425
Filing Dt:
11/13/1989
Title:
PRINTER WITH HIGH FREQUENCY CHARGE CARRIER GENERATION
57
Patent #:
Issue Dt:
03/26/1991
Application #:
07437366
Filing Dt:
11/15/1989
Title:
PRINTER AUTOCONTRAST CONTROL
58
Patent #:
Issue Dt:
10/23/1990
Application #:
07449641
Filing Dt:
12/12/1989
Title:
PAGE PRINTER WITH MACHINE-READABLE-CHARACTER-BASED CONTROLS
59
Patent #:
Issue Dt:
04/09/1991
Application #:
07449642
Filing Dt:
12/12/1989
Title:
DUST CONTAINMENT CAP FOR A PRINTING DEVICE EMPLOYING TONER
60
Patent #:
Issue Dt:
06/25/1991
Application #:
07465810
Filing Dt:
01/16/1990
Title:
METHOD AND APPARATUS FOR CHARGED PARTICLE GENERATION
61
Patent #:
Issue Dt:
04/06/1993
Application #:
07496442
Filing Dt:
03/20/1990
Title:
SYSTEM AND METHOD FOR FORMING MULTIPLY TONED IMAGES
62
Patent #:
Issue Dt:
02/05/1991
Application #:
07504541
Filing Dt:
04/04/1990
Title:
PRINTER RF LINE CONTROL
63
Patent #:
Issue Dt:
02/12/1991
Application #:
07518955
Filing Dt:
05/04/1990
Title:
GRAY SCALE PRINTHEAD SYSTEM
64
Patent #:
Issue Dt:
05/12/1992
Application #:
07533483
Filing Dt:
06/05/1990
Title:
PRINTER FLASH FUSING SYSTEM
65
Patent #:
Issue Dt:
11/24/1992
Application #:
07651313
Filing Dt:
02/06/1991
Title:
ELECTRON DC PRINTER
66
Patent #:
Issue Dt:
04/07/1992
Application #:
07692358
Filing Dt:
04/26/1991
Title:
POWDER TRANSPORT, FUSING AND IMAGING APPARATUS
67
Patent #:
Issue Dt:
01/11/1994
Application #:
07702582
Filing Dt:
05/17/1991
Title:
ELECTROGRAPHIC PRINTING DEVICE
68
Patent #:
Issue Dt:
01/05/1993
Application #:
07705303
Filing Dt:
05/24/1991
Title:
PRINT SYSTEM AND DIELECTRIC IMAGING MEMBER
69
Patent #:
Issue Dt:
10/27/1992
Application #:
07718352
Filing Dt:
06/19/1991
Title:
DIVIDED SCREEN PRINTER
70
Patent #:
Issue Dt:
08/25/1992
Application #:
07792420
Filing Dt:
11/15/1991
Title:
PLURAL SELECTABLE RE OSCILLATORS FOR SUPPLYING CAPACITIVE LOADS
71
Patent #:
Issue Dt:
08/24/1993
Application #:
07792454
Filing Dt:
11/15/1991
Title:
FINGER DRIVER AND PRINTER
72
Patent #:
Issue Dt:
03/08/1994
Application #:
07819826
Filing Dt:
01/13/1992
Title:
SIDE TO SIDE SHEET INVERTER
73
Patent #:
Issue Dt:
12/15/1992
Application #:
07873617
Filing Dt:
04/22/1992
Title:
HIGH SPEED APPARATUS FOR DEVELOPING ELECTROSTATIC IMAGES USING SINGLE COMPONENT NONCONDUCTIVE, NONMAGNETIC TONER
74
Patent #:
Issue Dt:
08/24/1993
Application #:
07979210
Filing Dt:
11/20/1992
Title:
AUTOTAPER
75
Patent #:
Issue Dt:
03/08/1994
Application #:
07983101
Filing Dt:
11/13/1992
Title:
IMAGE TRANSPORT FUSING SYSTEM
76
Patent #:
Issue Dt:
05/24/1994
Application #:
07987623
Filing Dt:
12/09/1992
Title:
HIGH PRECISION CHARGE IMAGING CARTRIDGE
77
Patent #:
Issue Dt:
02/14/1995
Application #:
08068237
Filing Dt:
05/27/1993
Title:
COMPACT IMAGING ROLL PRINTER
78
Patent #:
Issue Dt:
09/12/1995
Application #:
08081645
Filing Dt:
06/24/1993
Title:
CHARGE IMAGING SYSTEM WITH BACK ELECTRODE DOT ENHANCEMENT
79
Patent #:
Issue Dt:
05/09/1995
Application #:
08121078
Filing Dt:
09/14/1993
Title:
LIQUID/DRY TONER IMAGING SYSTEM
80
Patent #:
Issue Dt:
07/01/1997
Application #:
08354654
Filing Dt:
12/13/1994
Title:
PRINTING SYSTEM
81
Patent #:
Issue Dt:
05/05/1998
Application #:
08399126
Filing Dt:
03/06/1995
Title:
PRINTING SYSTEM
82
Patent #:
Issue Dt:
05/13/1997
Application #:
08435517
Filing Dt:
05/04/1995
Title:
TONER PRINT SYSTEM WITH HEATED INTERMEDIATE TRANSFER MEMBER
83
Patent #:
Issue Dt:
08/04/1998
Application #:
08477332
Filing Dt:
06/07/1995
Title:
ERROR RECOVERY IN A PRINTING SYSTEM
84
Patent #:
Issue Dt:
12/09/1997
Application #:
08480420
Filing Dt:
06/07/1995
Title:
SHEET STACKING APPARATUS
85
Patent #:
Issue Dt:
03/23/1999
Application #:
08639851
Filing Dt:
04/19/1996
Title:
CHARGE DEPOSITION PRINT HEAD AND METHOD OF PRINTING
86
Patent #:
Issue Dt:
06/09/1998
Application #:
08691465
Filing Dt:
08/02/1996
Title:
LIQUID TONER AND IMAGING SYSTEM
87
Patent #:
Issue Dt:
06/29/1999
Application #:
08926763
Filing Dt:
09/08/1997
Title:
SHEET REGISTRATION SYSTEM
88
Patent #:
Issue Dt:
02/02/1999
Application #:
08937099
Filing Dt:
09/24/1997
Title:
PRINTING SYSTEM
89
Patent #:
Issue Dt:
09/21/1999
Application #:
09016161
Filing Dt:
01/30/1998
Title:
LIQUID TONER AND IMAGING SYSTEM
90
Patent #:
Issue Dt:
12/19/2000
Application #:
09187371
Filing Dt:
11/06/1998
Title:
HIGH FREQUENCY RF DRIVER
91
Patent #:
Issue Dt:
06/11/2002
Application #:
09725531
Filing Dt:
11/29/2000
Publication #:
Pub Dt:
05/30/2002
Title:
ADJUSTABLE VOLTAGE FINGER DRIVER
92
Patent #:
Issue Dt:
07/09/2002
Application #:
09725580
Filing Dt:
11/29/2000
Publication #:
Pub Dt:
05/30/2002
Title:
ADJUSTABLE VOLTAGE FINGER DRIVER
93
Patent #:
Issue Dt:
12/31/2002
Application #:
09749857
Filing Dt:
12/28/2000
Publication #:
Pub Dt:
07/04/2002
Title:
METHOD OF FORMING A SEAMLESS BELT
94
Patent #:
Issue Dt:
04/23/2002
Application #:
09750409
Filing Dt:
12/28/2000
Title:
MODULAR PRINTHEAD
95
Patent #:
Issue Dt:
07/30/2002
Application #:
09770000
Filing Dt:
01/25/2001
Publication #:
Pub Dt:
07/25/2002
Title:
UNIVERSAL PRINTHEAD
96
Patent #:
Issue Dt:
12/31/2002
Application #:
09852426
Filing Dt:
05/09/2001
Publication #:
Pub Dt:
11/14/2002
Title:
THIN FILM PRINTHEAD WITH LAYERED DIELECTRIC
97
Patent #:
Issue Dt:
11/05/2002
Application #:
09852863
Filing Dt:
05/10/2001
Publication #:
Pub Dt:
11/14/2002
Title:
COPLANAR THIN FILM PRINTHEAD
Assignor
1
Exec Dt:
09/10/2007
Assignee
1
3033 EXCELSIOR BOULEVARD
SUITE 300
MINNEAPOLIS, MINNESOTA 55416
Correspondence name and address
GEORGINA POPHAM
2200 WELLS FARGO CENTER
90 SOUTH SEVENTH STREET
MINNEAPOLIS, MN 55402-3901

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