Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9906550 | Computer virus protection | Walter Mason Stewart, Marcelo Carrera | 2018-02-27 |
| 8769258 | Computer virus protection | Walter Mason Stewart, Marcelo Carrera | 2014-07-01 |
| 7979691 | Computer virus protection | Walter Mason Stewart, Marcelo Carrera | 2011-07-12 |
| 7913078 | Computer network virus protection system and method | Walter Mason Stewart, Marcelo Carrera, Ronald Rust, Charles T. Shotton, Jr. | 2011-03-22 |
| 7506155 | E-mail virus protection system and method | Walter Mason Stewart, Marcelo Carrera | 2009-03-17 |
| 6901519 | E-mail virus protection system and method | Walter Mason Stewart, Marcelo Carrera | 2005-05-31 |