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J. Douglas Child
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Maitland, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Selection of mathematical objects from the history screen on a hand...
Patent number
6,956,560
Issue date
Oct 18, 2005
Texas Instruments Incorporated
Malgorzata A. Brothers
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Hand-held calculator with problems and operations linked lists
Patent number
6,922,710
Issue date
Jul 26, 2005
Texas Instruments Incorporated
J. Douglas Child
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
Step-by-step CAS (computer algebra system) application using a prob...
Publication number
20030088596
Publication date
May 8, 2003
J. Douglas Child
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Interactive object transformation based expert system for symbolic...
Publication number
20030041078
Publication date
Feb 27, 2003
J. Douglas Child
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Selection of mathematical objects from the history screen on a hand...
Publication number
20030038784
Publication date
Feb 27, 2003
Malgorzata A. Brothers
G06 - COMPUTING CALCULATING COUNTING