Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7765580 | Method and apparatus for providing user authentication using a back channel | Ron Vandergeest, Kevin T. Simzer | 2010-07-27 |
| 6963974 | Method and apparatus for providing non-repudiation of transaction information that includes mark up language data | Kevin T. Simzer, Ivo Ruckstuhl, Dhanya Thakkar | 2005-11-08 |