Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8517149 | Method of handling passenger requests during elevator modernization | Michael P. Flynn, Allen Patenaude, Randall Lee Greenberg, Paul H. Ouellette, Dennis Hanvey +5 more | 2013-08-27 |