Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815667 | Coated sheave | Yan Chen, David R. Polak, Daniel V. Viens, John P. Wesson | 2017-11-14 |
| 9772433 | Optical lens and optical lens module | Chung-Chih Chang, Juling Tang | 2017-09-26 |
| 9630806 | Sheave for an elevator system | John P. Wesson, David R. Polak | 2017-04-25 |
| 9555579 | Tension member and polymer jacket assembly including a geometry stabilizer in the jacket | Gopal R. Krishnan, John P. Wesson, John M. Milton-Benoit | 2017-01-31 |