Franklin Donald Ruffin

Follow

Person

Tuscaloosa, AL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Blind key pad
- Patent number 10,203,768
- Issue date Feb 12, 2019
- Franklin Donald Ruffin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
BLIND KEY PAD
- Publication number 20190138112
- Publication date May 9, 2019
- Franklin Donald Ruffin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BLIND KEY PAD
- Publication number 20150084870
- Publication date Mar 26, 2015
- Franklin Donald Ruffin
- G06 - COMPUTING CALCULATING COUNTING