Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8295857 | Information portal | — | 2012-10-23 |
| 8230981 | Information distribution system for use in an elevator | Shawn Duarte | 2012-07-31 |
| 7881732 | Information portal | — | 2011-02-01 |
| 7878308 | Information distribution system for use in an elevator | Michael J. DiFranza | 2011-02-01 |
| 7878307 | Information distribution for use in an elevator | Shawn Duarte | 2011-02-01 |
| 7729691 | Information portal | — | 2010-06-01 |
| 7278518 | Information distribution for use in an elevator | Shawn Duarte | 2007-10-09 |
| 7156211 | Information distribution system for use in an elevator | Michael J. DiFranza | 2007-01-02 |
| 6962240 | Information display system with occupancy detector | Michael J. DiFranza | 2005-11-08 |
| 6543582 | Information distribution system for use in an elevator | Michael J. DiFranza | 2003-04-08 |
| 6349797 | Information distribution system for use in an elevator | Shawn Duarte | 2002-02-26 |
| 6073727 | Information distribution system for use in an elevator | Michael J. DiFranza | 2000-06-13 |