Ron K. Doak

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Pearland, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Glass container hammermill lifting device
- Patent number 6,176,444
- Issue date Jan 23, 2001
- Ron K. Doak
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method and manufacture of lesson plans and classroom organizers uti...
- Patent number 5,864,869
- Issue date Jan 26, 1999
- Ron K. Doak
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS