Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7509571 | Method and apparatus for a file format for storing spreadsheet compactly | Paul Rank, Mingchi Mak, Herbert Ong, Akhil Arora | 2009-03-24 |
DP
David Proulx
Overall (All Time): #3,321,019 of 4,157,543Top 80%
1
Patents All Time