Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10133721 | Collapsing data cells in one or more reports in a spreadsheet | Lakshmi N. Thanu, Peter Eberhardy, Xiaohong Yang | 2018-11-20 |
| 8473837 | Method for expanding and collapsing data cells in a spreadsheet report | Lakshmi N. Thanu, Peter Eberhardy, Xiaohong Yang | 2013-06-25 |