Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873965 | On-line method and apparatus for collecting demographic information about a user of a world-wide-web site and dynamically selecting questions to present to the user | Daniel Feldman, Allan Lee | 2005-03-29 |
| 6594638 | On-line method and apparatus for collecting demographic information about a user of a world-wide-web site and dynamically selecting questions to present to the user | Daniel Feldman, Allan Lee | 2003-07-15 |