Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993674 | Cover plate for concealed sprinkler | Scott T. Franson | 2018-06-12 |
| 8695719 | Cover plate for concealed sprinkler | Scott T. Franson | 2014-04-15 |
| 8220556 | Cover plate for concealed sprinkler | Scott T. Franson | 2012-07-17 |
| 6805203 | Cover plate for concealed sprinkler | Scott T. Franson | 2004-10-19 |
| 6152236 | Combined trigger and concealing device for a sprinkler head | Thomas E. Winebrenner, Scott T. Franson | 2000-11-28 |
| 6082465 | Thrust reverser sprinkler head | — | 2000-07-04 |
| 5992532 | Wet pipe fire protection system | John B. Ramsey, Jr. | 1999-11-30 |
| 5826665 | Sprinkler head with stamped trigger-mounting elements | Perin E. Truax | 1998-10-27 |
| 5628367 | Temperature sensitive sprinkler head with improved spring | Perin E. Truax | 1997-05-13 |
| 5146949 | Check valve with spring loaded clapper assembly | Perin E. Truax | 1992-09-15 |
| 5020601 | Concealed sprinkler assembly | Gerald W. Sanders | 1991-06-04 |
| 4623023 | Sprinkler head | Gerald W. Sanders | 1986-11-18 |
| 4570720 | Sprinkler head | Gerald W. Sanders | 1986-02-18 |