Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8407579 | System and method for managing a spreadsheet | Ramkumar N. Raja, Murali Ramachandran, Jeffrey R. Duke | 2013-03-26 |
| 7882427 | System and method for managing a spreadsheet | Ramkumar N. Raja, Murali Ramachandran, Jeffrey R. Duke | 2011-02-01 |
| 7231593 | System and method for managing a spreadsheet | Ramkumar N. Raja, Jeffrey R. Duke | 2007-06-12 |