Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11045675 | Belleville seal for valve seat having a tear drop laminar flow feature | Thomas Edwin Archibald, Yoram Ringer | 2021-06-29 |
| 11027161 | Concealable window sprinkler | Thomas F. Wancho, Thomas Sandberg, John Desrosier, Kevin Desmond MAUGHAN | 2021-06-08 |
| 11027163 | Preaction sprinkler valve assemblies, related dry sprinkler devices and fire protection sprinkler systems | Yoram Ringer, Thomas Edwin Archibald | 2021-06-08 |
| 10912964 | Modular valve assembly | Yoram Ringer, Kevin Desmond MAUGHAN, Thomas Edwin Archibald | 2021-02-09 |