Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10614646 | Lockout/tagout system and method including multi-user lockout device with electronic locking and wireless control interface | Robert Stephen Douglass, Matthew Mohr, John P. Stampfel | 2020-04-07 |