Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1042823 | Needle tip connector | Mitchell Edward Schwartz, Daniel Troyen-Schwartz | 2024-09-17 |
| 6774308 | Wire termination box assembly and associated method of installation | — | 2004-08-10 |
| 6634464 | Elevator position indicator display system and method of driving the display | — | 2003-10-21 |
| 5162665 | Elevator call button/annunciator assembly and circuit | — | 1992-11-10 |