Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480777 | Handrail installation with emergency lighting | Andreas Dreier, Yannick Buser | 2019-11-19 |
| 10431917 | Connection device and electrical tunnel installation | — | 2019-10-01 |
| 10381812 | Riser, installation kit, and electrical installation | Andreas Dreier | 2019-08-13 |