Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092271 | Doorbell | Matthew J. England, Mark Siminoff, Christopher Loew, Chung-Sen Huang | 2025-09-09 |
| D957280 | Doorbell | Matthew J. England, Mark Siminoff, Christopher Loew, Chung-Sen Huang | 2022-07-12 |
| D926066 | Doorbell | Matthew J. England, Mark Siminoff, Christopher Loew, Chung-Sen Huang | 2021-07-27 |