Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726257 | Panic handle for doors | — | 2004-04-27 |
| 6511104 | Panic handle for doors | — | 2003-01-28 |
| D444241 | Combined door and handle | — | 2001-06-26 |
| D355037 | Glass door | — | 1995-01-31 |
| 5283978 | Glass door and hinging mechanism with method of installation | — | 1994-02-08 |
| 4956954 | Doorway system for glass doors and method of installation | — | 1990-09-18 |
| 4895399 | Panic handle for doors | — | 1990-01-23 |
| 4793115 | Method of cladding metal extrusions and product obtained therefrom | — | 1988-12-27 |
| 4763453 | Door shoe assembly | — | 1988-08-16 |
| 4711480 | Latch actuating door handles | — | 1987-12-08 |
| 4688406 | Deadbolt lock mechanism | — | 1987-08-25 |
| 4680903 | Door shoe assembly | — | 1987-07-21 |
| 4523414 | Glass door assembly with transom bar | — | 1985-06-18 |
| 4506922 | Panic handle for doors | — | 1985-03-26 |
| 4418949 | Panic handle for doors | — | 1983-12-06 |
| 4406656 | Venous catheter having collapsible multi-lumens | Brack G. Hattler, Ronnie D. Richards | 1983-09-27 |
| 4382620 | Panic handle for doors | — | 1983-05-10 |
| 4366974 | Panic handle for doors | — | 1983-01-04 |
| D267274 | Combined door and handle | — | 1982-12-14 |
| D267275 | Combined door and handle | — | 1982-12-14 |
| D267276 | Combined door and handle | — | 1982-12-14 |