Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252990 | Rotary combustion engine block sealing | — | 2025-03-18 |
| 11085370 | Piston internal combustion engine with generator | — | 2021-08-10 |
| 9366200 | Seal assembly for rotary-piston internal-combustion engine | — | 2016-06-14 |
| 9322274 | Rotary piston internal combustion engine | — | 2016-04-26 |
| 9297332 | Cylinder head with annular valve for internal-combustion engine | Ondrej Bolehovský | 2016-03-29 |
| 5673656 | Cylinder head for a four stroke combustion engine | — | 1997-10-07 |
| 4334984 | Apparatus for processing low-grade waste paper | Svetozar Vagac, Anton Kostka, Milan Carsky, Lubor Sedlacek, Jaroslav Navratil +2 more | 1982-06-15 |