Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8275974 | Systems and methods providing dynamic spreadsheet functionality | — | 2012-09-25 |
| 7669115 | Method and system for facilitating information exchange | Charles J. Cho | 2010-02-23 |
| 7581165 | Method and system for facilitating information exchange | Charles J. Cho | 2009-08-25 |
| 7430709 | Method and system for facilitating information exchange | Charles J. Cho | 2008-09-30 |
| 7430710 | Method and system for facilitating information exchange | Charles J. Cho | 2008-09-30 |
| 7082569 | Systems and methods providing dynamic spreadsheet functionality | — | 2006-07-25 |
| 6754677 | Method and system for facilitating information exchange | Charles J. Cho | 2004-06-22 |
| 6694309 | Method and system for facilitating networked information exchange | Charles J. Cho | 2004-02-17 |
| 6539403 | Method and system for facilitating networked information exchange | Charles J. Cho | 2003-03-25 |
| 6341292 | Spreadsheet-based network information exchange with two-part cache | Charles J. Cho | 2002-01-22 |