Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10169318 | Filter and sort by format | Charles D. Ellis, David F. Gainer, Samuel C. Radakovitz, Yonghong Zeng | 2019-01-01 |
| 10157593 | Cross-platform rendering engine | Ben Witman, Michael Y. Joe, Faaez Ul Haq | 2018-12-18 |
| 9507496 | Filter and sort by format | Charles D. Ellis, David F. Gainer, Samuel C. Radakovitz, Yonghong Zeng | 2016-11-29 |
| 8745482 | Sorting spreadsheet data by format | Charles D. Ellis, David F. Gainer, Samuel C. Radakovitz, Yonghong Zeng | 2014-06-03 |
| 7849395 | Filter and sort by color | Charles D. Ellis, David F. Gainer, Samuel C. Radakovitz, Yonghong Zhen | 2010-12-07 |