Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7908642 | Policy store | Ramon Rubio, Yeongtau Louis Tsao | 2011-03-15 |
| 7454482 | Print queue manager | John Barnard, Don Hideyasu Matsubayashi, Don Francis Purpura, Steve Yasuhiro Muto, Ravichandran Ragunathan +1 more | 2008-11-18 |
| 6920506 | Discovery and management of network printers | John Barnard, Don Hideyasu Matsubayashi, Don Francis Purpura, Ravichandran Ragunathan, Steve Yasuhiro Muto +1 more | 2005-07-19 |