Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12014301 | Employee check-in verification method and system | Arthur P. Clifford | 2024-06-18 |
| 11741407 | Employee check-in verification method and system | Arthur P. Clifford | 2023-08-29 |
| 11068814 | Employee check-in verification method and system | Arthur P. Clifford | 2021-07-20 |
| 10636004 | Verification method and system | Arthur P. Clifford | 2020-04-28 |
| 10296856 | Verification method and system | Arthur P. Clifford | 2019-05-21 |
| 9697487 | Verification method and system | Arthur P. Clifford | 2017-07-04 |
| 9015079 | Employee safety and accountability methods and systems | Arthur P. Clifford | 2015-04-21 |
| 8639597 | Verification method and system | Arthur P. Clifford | 2014-01-28 |
| 8484107 | Verification method and system | Arthur P. Clifford | 2013-07-09 |