Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12046877 | Spark plug and method for producing a spark plug | Stefan Prankl, Robert Grabner | 2024-07-23 |
| 12027825 | Spark plug and method for producing a spark plug | Stefan Prankl, Robert Grabner | 2024-07-02 |
| 12027828 | Method for manufacturing an assembly for a spark plug and spark plug | Robert Grabner, Rafal Pyszczek | 2024-07-02 |
| 11855417 | Spark plug and method for producing a spark plug | Stefan Prankl, Robert Grabner | 2023-12-26 |
| 11189993 | Spark plug and method for manufacturing a spark plug | Roland Grabner, Manfred Langsenlehner | 2021-11-30 |
| 8429912 | Dual turbocharged internal combustion engine system with compressor and turbine bypasses | Thomas Guggenberger, Markus Haidn | 2013-04-30 |
| 8220265 | Internal combustion engine with a variable geometry compressor | Rainer Greuter, Johann Hirzinger | 2012-07-17 |
| 7615914 | Spark plug of an internal combustion engine | Christian Francesconi, Christoph Egger, Friedrich Gruber | 2009-11-10 |
| 7231897 | Combustion engine | Gunther Herdin | 2007-06-19 |
| 7040270 | Internal combustion engine | Gunther Herdin | 2006-05-09 |