Stein; Christopher A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stein; Christopher A..The latest application filed is for "differentiating between good and bad content in a user-provided content system".
- Stein; Christopher A. - Palo Alto CA
- Stein; Christopher A. - San Francisco CA US
- Stein; Christopher A. - Cambridge MA
| Patent | Date |
|---|---|
| Comparing similarity between documents for filtering unwanted documents Grant 8,874,663 - Stein October 28, 2 | 2014-10-28 |
| Differentiating between good and bad content in a user-provided content system Grant 8,819,816 - Stein , et al. August 26, 2 | 2014-08-26 |
| Differentiating Between Good And Bad Content In A User-provided Content System App 20120124664 - Stein; Christopher A. ; et al. | 2012-05-17 |
| Comparing Similarity Between Documents For Filtering Unwanted Documents App 20110055332 - Stein; Christopher A. | 2011-03-03 |
| Data storage system and method employing a write-ahead hash log Grant 6,629,198 - Howard , et al. September 30, 2 | 2003-09-30 |
| Data storage system and method employing a write-ahead hash log App 20020073276 - Howard, John H. ; et al. | 2002-06-13 |
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