Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998581 | Communication system and method of communication in an elevator operating environment | Erik W. Jefferson, Lashia Michael Yang, William Carl Karduck | 2018-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998581 | Communication system and method of communication in an elevator operating environment | Erik W. Jefferson, Lashia Michael Yang, William Carl Karduck | 2018-06-12 |