Evan Stratford

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San Francisco, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Social action by quick response (QR) code
- Patent number 9,462,066
- Issue date Oct 4, 2016
- Facebook, Inc.
- Sijia Song
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Differentiating between good and bad content in a user-provided con...
- Patent number 9,356,920
- Issue date May 31, 2016
- Facebook, Inc.
- Christopher Alexander Stein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Differentiating between good and bad content in a user-provided con...
- Patent number 8,819,816
- Issue date Aug 26, 2014
- Facebook, Inc.
- Christopher A. Stein
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Differentiating Between Good and Bad Content in a User-Provided Con...
- Publication number 20140331283
- Publication date Nov 6, 2014
- Christopher Alexander Stein
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Social Action by Quick Response (QR) Code
- Publication number 20140059124
- Publication date Feb 27, 2014
- Sijia Song
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIFFERENTIATING BETWEEN GOOD AND BAD CONTENT IN A USER-PROVIDED CON...
- Publication number 20120124664
- Publication date May 17, 2012
- Christopher A. Stein
- G06 - COMPUTING CALCULATING COUNTING