Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729837 | Automatic door with position-dependent force limiting | William F. Tandrow, Kurt P. Zierhut, Michael A. Teitel, Symon Man-Yiu Tsui | 2014-05-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729837 | Automatic door with position-dependent force limiting | William F. Tandrow, Kurt P. Zierhut, Michael A. Teitel, Symon Man-Yiu Tsui | 2014-05-20 |