Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7227463 | Alarm systems, alarm system operating methods, and alarm extension devices | — | 2007-06-05 |
| 6950018 | Alarm systems, alarm devices, alarm activation methods, alarm system retrofitting methods, and alarm system network establishment methods | Joseph R. Goetz | 2005-09-27 |
| 6241360 | Lighted writing support and clipboard | — | 2001-06-05 |
| D434867 | Light assembly | — | 2000-12-05 |