Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10364128 | Method of installing a vertically extending member in an elevator system | Valery Sheynkman, Richard S. Blakelock, Troy R. Chicoine, Craig A. Buckley, William J. Derwin | 2019-07-30 |
| 9604823 | Assembly for roping an elevator | Valery Sheynkman, Richard S. Blakelock, Troy R. Chicoine, Craig A. Buckley, William J. Derwin | 2017-03-28 |