Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7921191 | Schema management | Bruce Benfield, Daniel T. Chang, Mary C. Lehner, Robbert C. Van der Linden | 2011-04-05 |
| 7433940 | Schema management | Bruce Benfield, Daniel T. Chang, Mary C. Lehner, Robbert C. Van der Linden | 2008-10-07 |