Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876066 | Carving ski pole | — | 1999-03-02 |
| 5405161 | Alpine ski with exaggerated tip and tail | — | 1995-04-11 |
| 4337078 | Substrate for cultivation of agricultural crops and rooting of green cuttings in greenhouses and in open air | Georgi S. Petrov, Hristo I. Etropolski, Dimiter N. Dimitrov, Nikolay N. Popov, Atanas I. Uzunov | 1982-06-29 |