Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12159762 | Security system sensor and methods | Marcus Spain | 2024-12-03 | $83,790,000 |
| 11728107 | Security system sensor and methods | Marcus Spain | 2023-08-15 | $52,915,000 |
| 11195677 | Security system sensor and methods | Marcus Spain | 2021-12-07 | $130,312,000 |
| 11129077 | Directional router communication and tracking | William Bellis, Christine Compton, Nirav Dave, Adam Eng, David Eng +2 more | 2021-09-21 | $165,968,000 |
| 10790103 | Security system sensor and methods | Marcus Spain | 2020-09-29 | $275,103,000 |
| 4894119 | Retention and/or drainage and/or dewatering aid | Joseph J. Baron, Jr., Thomas Farrington, Frederick R. Mahn | 1990-01-16 | |
| 4401574 | Flocculation of aqueous paint waste | Thomas Farrington | 1983-08-30 |