Douglas W. Feltz

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Functionality disable and re-enable for programmable calculators
- Patent number 8,499,014
- Issue date Jul 30, 2013
- Texas Instruments Incorporated
- Michelle A. Miller
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
FUNCTIONALITY DISABLE AND RE-ENABLE FOR PROGRAMMABLE CALCULATORS
- Publication number 20130290389
- Publication date Oct 31, 2013
- Michelle A. Miller
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Functionality disable and re-enable for programmable calculators
- Publication number 20060277233
- Publication date Dec 7, 2006
- Michelle A. Miller
- G06 - COMPUTING CALCULATING COUNTING