Issued Patents All Time
Showing 376–384 of 384 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6959387 | Method and apparatus for verifying secure document timestamping | Jay S. Walker, Bruce Schneier, James A. Jorasch | 2005-10-25 |
| 6876978 | Method and apparatus for generating a coupon | Jay S. Walker, Andrew S. Van Luchene | 2005-04-05 |
| 6805290 | Process and product for enforcing purchase agreements | Jay S. Walker, Andrew S. Van Luchene, Jose A. Suarez, Magdalena M. Fincham | 2004-10-19 |
| 6720990 | Internet surveillance system and method | Jay S. Walker, Daniel E. Tedesco, Magdalena Mik | 2004-04-13 |
| 6687679 | Method and apparatus for determining a progressive discount for a customer based on the frequency of the customer's transactions | Andrew S. Van Luchene, Jay S. Walker, Magdalena Mik | 2004-02-03 |
| 6672507 | Method and apparatus for printing a billing statement to provide supplementary product sales | Jay S. Walker, Daniel E. Tedesco, Andrew S. Van Luchene | 2004-01-06 |
| 6298329 | Method and apparatus for generating a coupon | Jay S. Walker, Andrew S. Van Luchene | 2001-10-02 |
| 6196458 | Method and apparatus for printing a billing statement to provide supplementary product sales | Jay S. Walker, Daniel E. Tedesco, Andrew S. Van Luchene | 2001-03-06 |
| 6049778 | Method and apparatus for administering a reward program | Jay S. Walker, Andrew S. Van Luchene, James A. Jorasch | 2000-04-11 |