Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878449 | Earthquake-protection bed | Alexander Shkolnik, Alexander Trachtenherz, Roman Topilov | 1999-03-09 |
| 5111543 | Bed with foldable earthquake protective cover | Yefim Epshetsky, Boris Khlevner | 1992-05-12 |