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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:013429/0359   Pages: 4
Recorded: 02/18/2003
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Total properties: 90
1
Patent #:
Issue Dt:
10/06/1987
Application #:
06642825
Filing Dt:
08/21/1984
Title:
PROJECTION LENS
2
Patent #:
Issue Dt:
11/17/1987
Application #:
06652062
Filing Dt:
09/19/1984
Title:
PROJECTION LENS
3
Patent #:
Issue Dt:
01/31/1989
Application #:
06776140
Filing Dt:
09/13/1985
Title:
WIDE ANGLE PROJECTION LENS
4
Patent #:
Issue Dt:
03/28/1989
Application #:
06778126
Filing Dt:
09/20/1985
Title:
PROJECTION LENS WITH COLOR CORRECTION
5
Patent #:
Issue Dt:
08/11/1987
Application #:
06820553
Filing Dt:
01/17/1986
Title:
PROJECTION LENS
6
Patent #:
Issue Dt:
07/28/1987
Application #:
06899477
Filing Dt:
08/22/1986
Title:
PROJECTION LENS
7
Patent #:
Issue Dt:
10/11/1988
Application #:
06899543
Filing Dt:
08/22/1986
Title:
PROJECTION LENS
8
Patent #:
Issue Dt:
07/05/1988
Application #:
06918550
Filing Dt:
10/14/1986
Title:
PROJECTION LENS WITH AN ASPHERICAL CORRECTOR LENS ELEMENT
9
Patent #:
Issue Dt:
02/13/1990
Application #:
07266234
Filing Dt:
10/28/1988
Title:
COLOR CORRECTED PROJECTION LENS
10
Patent #:
Issue Dt:
10/08/1991
Application #:
07490050
Filing Dt:
03/07/1990
Title:
COLOR TV PROJECTION LENS SYSTEM
11
Patent #:
Issue Dt:
04/06/1993
Application #:
07766763
Filing Dt:
09/27/1991
Title:
LENS SYSTEMS
12
Patent #:
Issue Dt:
06/08/1993
Application #:
07801058
Filing Dt:
12/03/1991
Title:
RETROFOCUS WIDE ANGLE LENS
13
Patent #:
Issue Dt:
03/22/1994
Application #:
07844160
Filing Dt:
03/02/1992
Title:
HIGH SPEED WIDE ANGLE PROJECTION TV LENS SYSTEM
14
Patent #:
Issue Dt:
05/17/1994
Application #:
07938381
Filing Dt:
08/31/1992
Title:
ZOOM PROJECTION LENS SYSTEMS
15
Patent #:
Issue Dt:
08/06/1996
Application #:
07961510
Filing Dt:
10/15/1992
Title:
COLOR CORRECTED PROJECTION LENS
16
Patent #:
Issue Dt:
01/04/1994
Application #:
07984305
Filing Dt:
11/23/1992
Title:
NOVEL FOCUS ADJUSTMENT ASSEMBLIES FOR PROJECTION TELEVISION
17
Patent #:
Issue Dt:
05/03/1994
Application #:
08040109
Filing Dt:
03/30/1993
Title:
HYBRID, COLOR-CORRECTED, PROJECTION TV LENS SYSTEM
18
Patent #:
Issue Dt:
09/03/1996
Application #:
08044720
Filing Dt:
04/12/1993
Title:
OPTICAL SYSTEM FOR PROJECTION DISPLAY
19
Patent #:
Issue Dt:
07/12/1994
Application #:
08077418
Filing Dt:
06/15/1993
Title:
PROJECTION LENS SYSTEMS HAVING REDUCED SPHEROCHROMATISM
20
Patent #:
Issue Dt:
10/03/1995
Application #:
08081629
Filing Dt:
06/23/1993
Title:
HIGH PERFORMANCE, THERMALLY-STABILIZED PROJECTION TELEVISION LENS SYSTEMS
21
Patent #:
Issue Dt:
09/24/1996
Application #:
08192117
Filing Dt:
02/04/1994
Title:
FIELD CURVATURE CORRECTOR
22
Patent #:
Issue Dt:
10/14/1997
Application #:
08192328
Filing Dt:
02/04/1994
Title:
METHOD FOR CORRECTING FIELD CURVATURE
23
Patent #:
Issue Dt:
04/29/1997
Application #:
08267125
Filing Dt:
06/28/1994
Title:
APPARATUS FOR UNIFORMLY ILLUMINATING A LIGHT VALVE
24
Patent #:
Issue Dt:
10/20/1998
Application #:
08295596
Filing Dt:
08/25/1994
Title:
HIGH EFFICIENCY ILLUMINATION SYSTEM
25
Patent #:
Issue Dt:
04/29/1997
Application #:
08350652
Filing Dt:
12/07/1994
Title:
TELECENTRIC LENS SYSTEMS FOR FORMING AN IMAGE OF AN OBJECT COMPOSED OF PIXELS
26
Patent #:
Issue Dt:
12/25/2001
Application #:
08441267
Filing Dt:
05/15/1995
Title:
APPARATUS FOR UNIFORMLY ILLUMINATING A LIGHT VALVE
27
Patent #:
Issue Dt:
02/18/1997
Application #:
08465205
Filing Dt:
06/05/1995
Title:
OPTICAL SYSTEM FOR PROJECTION DISPLAY
28
Patent #:
Issue Dt:
05/13/1997
Application #:
08541325
Filing Dt:
10/10/1995
Title:
PROJECTOR ILLUMINATION SYSTEM
29
Patent #:
Issue Dt:
04/22/1997
Application #:
08559594
Filing Dt:
11/01/1995
Title:
INVERTIBLE AND ORTHOSCOPIC LIQUID CRYSTAL DISPLAY PROJECTOR
30
Patent #:
Issue Dt:
10/28/1997
Application #:
08625877
Filing Dt:
04/01/1996
Title:
LCD PROJECTOR CAPABLE OF PREVENTING THERMAL SHIMMERING BY USING A THERMAL DIFFUSION FILM
31
Patent #:
Issue Dt:
09/15/1998
Application #:
08715028
Filing Dt:
09/17/1996
Title:
PROJECTION TELEVISION LENS SYSTEM
32
Patent #:
Issue Dt:
11/24/1998
Application #:
08757341
Filing Dt:
11/27/1996
Title:
LCD PROJECTION LENS
33
Patent #:
Issue Dt:
02/09/1999
Application #:
08758284
Filing Dt:
11/08/1996
Title:
CENTRIFUGAL ILLUMINATION SYSTEM
34
Patent #:
Issue Dt:
10/05/1999
Application #:
08788207
Filing Dt:
01/24/1997
Title:
ATHERMAL LCD PROJECTION LENS
35
Patent #:
Issue Dt:
04/14/1998
Application #:
08839686
Filing Dt:
04/14/1997
Title:
PROJECTOR COOLING SYSTEM
36
Patent #:
Issue Dt:
11/17/1998
Application #:
08843580
Filing Dt:
04/16/1997
Title:
INVERTIBLE AND ORTHOSCOPIC LIQUID CRYSTAL DISPLAY PROJECTOR
37
Patent #:
Issue Dt:
02/09/1999
Application #:
08857358
Filing Dt:
05/16/1997
Title:
PROJECTION LENSES HAVING LARGE BACK FOCAL LENGTH TO FOCAL LENGTH RATIOS
38
Patent #:
Issue Dt:
10/19/1999
Application #:
08896298
Filing Dt:
05/16/1997
Title:
LONG FOCAL LENGTH PROJECTION LENSES
39
Patent #:
Issue Dt:
02/08/2000
Application #:
08908115
Filing Dt:
08/11/1997
Title:
PROJECTION LENSES FOR USE WITH LARGE PIXELIZED PANELS
40
Patent #:
Issue Dt:
05/04/1999
Application #:
08908118
Filing Dt:
08/11/1997
Title:
MINI-ZOOM PROJECTION LENSES FOR USE WITH PIXELIZED PANELS
41
Patent #:
Issue Dt:
10/26/1999
Application #:
08920359
Filing Dt:
08/29/1997
Title:
HIGH EFFICIENCY POLARIZING CONVERTER
42
Patent #:
Issue Dt:
08/10/1999
Application #:
08928445
Filing Dt:
09/12/1997
Title:
FOCUSABLE FRONT PROJECTION LENS SYSTEMS FOR USE WITH LARGE SCREEN FORMATS
43
Patent #:
Issue Dt:
02/15/2000
Application #:
09005916
Filing Dt:
01/12/1998
Title:
COLOR CORRECTED PROJECTION LENSES FOR USE WITH CURVED FACEPLATE CATHODE RAY TUBES
44
Patent #:
Issue Dt:
11/23/1999
Application #:
09015026
Filing Dt:
01/28/1998
Title:
LONG FOCAL LENGTH PROJECTION LENSES FOR USE WITH LARGE PIXELIZED PANELS
45
Patent #:
Issue Dt:
05/04/1999
Application #:
09022700
Filing Dt:
02/12/1998
Title:
ZOOM PROJECTION LENSES FOR USE WITH PIXELIZED PANELS
46
Patent #:
Issue Dt:
08/29/2000
Application #:
09028158
Filing Dt:
02/23/1998
Title:
LCD PROJECTOR ILLUMINATION SYSTEM HAVING BLUE AND RED DICHROIC MIRRORS POSITIONED SUCH THAT BLUE MIRROR RECEIVES LIGHT BEFORE RED MIRROR
47
Patent #:
Issue Dt:
09/05/2000
Application #:
09142336
Filing Dt:
09/04/1998
Title:
COUPLER SYSTEMS FOR PROJECTION TELEVISIONS
48
Patent #:
Issue Dt:
08/14/2001
Application #:
09152760
Filing Dt:
09/14/1998
Title:
COMPACT MULTI-PATH LCD PROJECTOR
49
Patent #:
Issue Dt:
07/25/2000
Application #:
09171838
Filing Dt:
10/27/1998
Title:
LCD PROJECTION LENS
50
Patent #:
Issue Dt:
10/02/2001
Application #:
09171870
Filing Dt:
10/27/1998
Title:
PARTIAL COLOR-CORRECTED PROJECTION LENS SYSTEM
51
Patent #:
Issue Dt:
10/19/1999
Application #:
09246346
Filing Dt:
02/08/1999
Title:
PROJECTION LENSES HAVING LARGE BACK FOCAL LENGTH TO FOCAL LENGTH RATIOS
52
Patent #:
Issue Dt:
07/03/2001
Application #:
09302911
Filing Dt:
04/30/1999
Title:
MULTI-PIXEL MICROLENS ILLUMINATION IN ELECTRONIC DISPLAY PROJECTOR
53
Patent #:
Issue Dt:
02/27/2001
Application #:
09304693
Filing Dt:
05/04/1999
Title:
PROJECTION LENSES HAVING REDUCED LATERAL COLOR FOR USE WITH PIXELIZED PANELS
54
Patent #:
Issue Dt:
12/12/2006
Application #:
09305780
Filing Dt:
04/28/1999
Title:
TELECENTRIC LENS SYSTEMS FOR FORMING AN IMAGE OF AN OBJECT COMPOSED OF PIXELS
55
Patent #:
Issue Dt:
03/06/2001
Application #:
09305938
Filing Dt:
05/06/1999
Title:
LOCKING DEVICE FOR PROJECTION TELEVISION LENS ASSEMBLY
56
Patent #:
Issue Dt:
09/04/2001
Application #:
09306471
Filing Dt:
05/06/1999
Title:
APPARATUS AND METHOD FOR A FOCUS POSITION LOCK DEVICE FOR A PROJECTION TELEVISION LENS ASSEMBLY
57
Patent #:
Issue Dt:
08/01/2000
Application #:
09308798
Filing Dt:
05/25/1999
Title:
LENSES FOR ELECTRONIC IMAGING SYSTEMS
58
Patent #:
Issue Dt:
08/15/2000
Application #:
09336315
Filing Dt:
06/18/1999
Title:
PROJECTION TELEVISION LENS ASSEMBLY
59
Patent #:
Issue Dt:
07/31/2001
Application #:
09341022
Filing Dt:
09/03/1999
Title:
COUPLER FLUIDS FOR PROJECTION TELEVISIONS
60
Patent #:
Issue Dt:
06/25/2002
Application #:
09343133
Filing Dt:
06/29/1999
Title:
LENSES FOR ELECTRONIC IMAGING SYSTEMS HAVING LONG WAVELENGTH FILTERING PROPERTIES
61
Patent #:
Issue Dt:
01/02/2001
Application #:
09383778
Filing Dt:
08/26/1999
Title:
FOCUS CORRECTOR FOR ZOOM PROJECTION LENSES USED WITH PIXELIZED PANELS
62
Patent #:
Issue Dt:
10/09/2001
Application #:
09435586
Filing Dt:
11/08/1999
Title:
HIGH SPEED RETROFOCUS PROJECTION TELEVISION LENS SYSTEMS
63
Patent #:
Issue Dt:
01/21/2003
Application #:
09462542
Filing Dt:
01/10/2000
Title:
HIGH PERFORMANCE PROJECTION TELEVISION LENS SYSTEMS
64
Patent #:
Issue Dt:
07/09/2002
Application #:
09485278
Filing Dt:
02/04/2000
Title:
ZOOM PROJECTION LENS HAVING A LENS CORRECTION UNIT
65
Patent #:
Issue Dt:
10/09/2001
Application #:
09494228
Filing Dt:
01/31/2000
Title:
Long focal length projection lenses
66
Patent #:
Issue Dt:
12/03/2002
Application #:
09546241
Filing Dt:
04/10/2000
Title:
OPTICAL SYSTEMS FOR REFLECTIVE LCD'S
67
Patent #:
Issue Dt:
11/27/2001
Application #:
09554135
Filing Dt:
05/10/2000
Title:
WIDE FIELD OF VIEW PROJECTION LENSES FOR COMPACT PROJECTION LENS SYSTEMS EMPLOYING PIXELIZED PANELS
68
Patent #:
Issue Dt:
06/25/2002
Application #:
09607506
Filing Dt:
06/28/2000
Title:
Integrating polarization conversion system
69
Patent #:
Issue Dt:
03/11/2003
Application #:
09620831
Filing Dt:
07/21/2000
Title:
ELECTRONIC PROJECTOR WITH EQUAL-LENGTH COLOR COMPONENT PATHS
70
Patent #:
Issue Dt:
09/26/2006
Application #:
09681184
Filing Dt:
02/14/2001
Publication #:
Pub Dt:
01/24/2002
Title:
DOT-SEQUENTIAL COLOR DISPLAY SYSTEM
71
Patent #:
Issue Dt:
05/16/2006
Application #:
09681185
Filing Dt:
02/14/2001
Publication #:
Pub Dt:
01/10/2002
Title:
DIFFRACTIVE COLOR FILTER
72
Patent #:
Issue Dt:
09/03/2002
Application #:
09720538
Filing Dt:
12/22/2000
Title:
PROJECTION TELEVISION LENS SYSTEMS HAVING IMPROVED MODULATION TRANSFER FUNCTIONS
73
Patent #:
Issue Dt:
05/13/2003
Application #:
09764820
Filing Dt:
01/17/2001
Publication #:
Pub Dt:
10/03/2002
Title:
COMPACT, TELECENTRIC PROJECTION LENSES FOR USE WITH PIXELIZED PANELS
74
Patent #:
Issue Dt:
11/05/2002
Application #:
09797018
Filing Dt:
02/28/2001
Title:
PROJECTION LENSES FOR USE WITH REFLECTIVE PIXELIZED PANELS
75
Patent #:
Issue Dt:
09/14/2004
Application #:
09811732
Filing Dt:
03/19/2001
Publication #:
Pub Dt:
04/17/2003
Title:
LENS SYSTEMS FOR PROJECTION TELEVISIONS
76
Patent #:
Issue Dt:
03/04/2003
Application #:
09831597
Filing Dt:
05/11/2001
Title:
COLOR CORRECTED PROJECTION LENSES EMPLOYING DIFRACTIVE OPTICAL SURFACES
77
Patent #:
Issue Dt:
08/27/2002
Application #:
09855963
Filing Dt:
05/15/2001
Title:
LENS SYSTEM HAVING COMPLIANT OPTIC MOUNTING STRUCTURE
78
Patent #:
Issue Dt:
07/29/2003
Application #:
09855974
Filing Dt:
05/15/2001
Publication #:
Pub Dt:
11/21/2002
Title:
LENS SYSTEM HAVING RESILIENT MEMBERS TO AXIALLY POSITION OPTICS
79
Patent #:
Issue Dt:
08/05/2003
Application #:
09894477
Filing Dt:
06/28/2001
Publication #:
Pub Dt:
01/02/2003
Title:
AUTOMATED POLISHING APPARATUS AND METHOD OF POLISHING
80
Patent #:
Issue Dt:
08/05/2003
Application #:
09996756
Filing Dt:
11/29/2001
Publication #:
Pub Dt:
08/01/2002
Title:
LENS ASSEMBLY HAVING AUTOMATIC THERMAL FOCUS ADJUSTMENT
81
Patent #:
Issue Dt:
11/04/2003
Application #:
10122558
Filing Dt:
04/15/2002
Publication #:
Pub Dt:
10/24/2002
Title:
METHODS AND APPARATUS FOR POSITIONING OPTICAL PRISMS
82
Patent #:
Issue Dt:
07/20/2004
Application #:
10147274
Filing Dt:
05/16/2002
Publication #:
Pub Dt:
03/27/2003
Title:
POLARIZATION ARRANGEMENT
83
Patent #:
Issue Dt:
12/06/2005
Application #:
10169282
Filing Dt:
06/27/2002
Publication #:
Pub Dt:
01/09/2003
Title:
OPTICAL SYSTEMS FOR REFLECTIVE LCDS
84
Patent #:
Issue Dt:
03/23/2004
Application #:
10177022
Filing Dt:
06/20/2002
Publication #:
Pub Dt:
01/02/2003
Title:
SCROLLING COLOR SEQUENTIAL ILLUMINATION SYSTEM
85
Patent #:
Issue Dt:
10/28/2003
Application #:
10231533
Filing Dt:
08/30/2002
Publication #:
Pub Dt:
03/06/2003
Title:
APPARATUS AND METHODS FOR MOUNTING AN OPTICAL ELEMENT IN AN OPTICAL SYSTEM
86
Patent #:
NONE
Issue Dt:
Application #:
10268410
Filing Dt:
10/10/2002
Publication #:
Pub Dt:
05/01/2003
Title:
Illumination polarization conversion system
87
Patent #:
Issue Dt:
04/27/2004
Application #:
10302183
Filing Dt:
11/22/2002
Publication #:
Pub Dt:
05/29/2003
Title:
TIR PRISM FOR DMD PROJECTOR
88
Patent #:
Issue Dt:
03/21/2006
Application #:
10302405
Filing Dt:
11/21/2002
Publication #:
Pub Dt:
06/26/2003
Title:
COLOR PRE-FILTER FOR SINGLE-PANEL PROJECTION DISPLAY SYSTEM
89
Patent #:
Issue Dt:
04/12/2005
Application #:
10337747
Filing Dt:
01/07/2003
Publication #:
Pub Dt:
07/31/2003
Title:
COLOR COMPONENT APERTURE STOPS IN PROJECTION DISPLAY SYSTEM
90
Patent #:
Issue Dt:
02/08/2005
Application #:
10337959
Filing Dt:
01/07/2003
Publication #:
Pub Dt:
07/08/2004
Title:
FOLDED, TELECENTRIC PROJECTION LENSES FOR USE WITH PIXELIZED PANELS
Assignor
1
Exec Dt:
12/13/2002
Assignee
1
3997 MCMANN ROAD
CINCINNATI, OHIO 45245
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
BRUCE E. BLACK
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427

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