Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10181769 | Reciprocating piston engine | Karl-Heinz Grabher | 2019-01-15 |
| 10135317 | Reciprocating piston engine | Karl-Heinz Grabher | 2018-11-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10181769 | Reciprocating piston engine | Karl-Heinz Grabher | 2019-01-15 |
| 10135317 | Reciprocating piston engine | Karl-Heinz Grabher | 2018-11-20 |