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Patent Assignment Details
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Reel/Frame:004888/0679   Pages: 3
Recorded: 05/16/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 15
1
Patent #:
Issue Dt:
10/23/1973
Application #:
05199887
Filing Dt:
11/18/1971
Title:
APPARATUS FOR CONVERTING THE POSITION OF A MANUALLY OPERATED INSTRUMEN T INTO AN ELECTRICAL SIGNAL
2
Patent #:
Issue Dt:
Application #:
05347387
Filing Dt:
Title:
3
Patent #:
Issue Dt:
Application #:
05428365
Filing Dt:
Title:
4
Patent #:
Issue Dt:
05/27/1975
Application #:
05463154
Filing Dt:
04/22/1974
Title:
ELECTRICAL PEN AND SENSOR
5
Patent #:
Issue Dt:
09/28/1976
Application #:
05600820
Filing Dt:
07/31/1975
Title:
METHOD AND APPARATUS FOR CONVERTING THE LOCATION AND MOVEMENT OF A MAN UALLY CONTROLLED INSTRUMENT INTO CORRESPONDING ELECTRICAL SIGNALS
6
Patent #:
Issue Dt:
Application #:
05681334
Filing Dt:
Title:
7
Patent #:
Issue Dt:
01/22/1980
Application #:
05921514
Filing Dt:
07/03/1978
Title:
LOW NOISE SYSTEM AND METHOD FOR SEQUENTIALLY SENSING INDUCED SIGNALS IN DIGITIZER GRID CONDUCTORS
8
Patent #:
Issue Dt:
Application #:
06005195
Filing Dt:
Title:
9
Patent #:
Issue Dt:
04/07/1981
Application #:
06042093
Filing Dt:
05/24/1979
Title:
UP/DOWN SCANNING DIGITIZING APPARATUS AND METHOD
10
Patent #:
Issue Dt:
12/27/1983
Application #:
06400511
Filing Dt:
07/21/1982
Title:
APPARATUS AND METHOD FOR DETERMINING THE POSITION OF A DRIVEN COIL WITHIN A GRID OF SPACED CONDUCTORS
11
Patent #:
Issue Dt:
04/23/1985
Application #:
06433602
Filing Dt:
10/08/1982
Title:
PRECISION WIRE GRID GLASS DIGITIZING TABLETS
12
Patent #:
Issue Dt:
07/30/1985
Application #:
06518726
Filing Dt:
07/29/1983
Title:
ELECTRONIC PEN WITH SWITCHING MECHANISM FOR SELECTIVELY PROVIDING TACTILE OR NON-TACTILE FEEL
13
Patent #:
Issue Dt:
10/29/1985
Application #:
06553895
Filing Dt:
11/21/1983
Title:
PRECISION WIRE GRID GLASS DIGITIZING TABLETS
14
Patent #:
Issue Dt:
03/17/1987
Application #:
06619243
Filing Dt:
06/11/1984
Title:
HAND-HOLDABLE DIGITIZER CURSOR
15
Patent #:
Issue Dt:
02/24/1987
Application #:
06764031
Filing Dt:
08/09/1985
Title:
DIGITIZING TABLET
Assignor
1
Exec Dt:
04/29/1988
Assignee
1
2411 WEST LA PALMA AVENUE
A CA. CORP.
ANAHEIM, CALIFORNIA 92803-3250
Correspondence name and address
WILLIAM F. PORTER, JR.
CALCOMP INC. M/S 8
2411 WEST LA PALMA AVENUE
ANAHEIM, CA 92801

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