Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089097 | Spark plug | James Jay Cress | 2025-08-19 |
| D1049414 | Lid for a laboratory centrifuge rotor | Eric Heimann | 2024-10-29 |
| 11731144 | Centrifuge rotor with locking levers providing visual indication of cover closure | Christoph Knospe | 2023-08-22 |
| 11715934 | Prechamber spark plug, ignition electrode for a prechamber spark plug and method for producing an ignition electrode | — | 2023-08-01 |
| 11498083 | Fixed angle centrifuge rotor with stiffening rib | — | 2022-11-15 |
| 11471897 | Centrifuge rotor having seal | — | 2022-10-18 |
| 11247215 | Centrifuge and swing bucket rotor | Heinz-Gerhard Kohn | 2022-02-15 |
| 11233380 | Prechamber spark plug | — | 2022-01-25 |
| 11011892 | Pre-chamber spark plug and method for producing a pre-chamber spark plug | — | 2021-05-18 |
| 9972979 | Prechamber spark plug for igniting a fuel-air mixture in an internal combustion engine | — | 2018-05-15 |
| 9929539 | Prechamber spark plug | Georg Maul | 2018-03-27 |