Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7549117 | Worldwide number format for a spreadsheet program module | Marise Chan, Kenneth E. Schmidt, James Sukhabut, Christopher Yu | 2009-06-16 |
| 6957385 | Worldwide number format for a spreadsheet program module | Marise Chan, Kenneth E. Schmidt, James Sukhabut, Christopher Yu | 2005-10-18 |