Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9057209 | Low-cost door key with switch sensor indicator to detect dead bolt lock status | — | 2015-06-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9057209 | Low-cost door key with switch sensor indicator to detect dead bolt lock status | — | 2015-06-16 |