Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584479 | Overlay presentation of textual and graphical annotations | Bay-Wei Chang, Polle T. Zellweger, Kenneth P. Fishkin, Takeo Igarashi | 2003-06-24 |
| 6509898 | Usage based methods of traversing and displaying generalized graph structures | Ed H. Chi, Peter L. T. Pirolli, James E. Pitkow, Rich Gossweller, Stuart K. Card | 2003-01-21 |