Krieger; Jeffrey Clark
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krieger; Jeffrey Clark.The latest application filed is for "engine valve with raised ring or dimple".
- Krieger; Jeffrey Clark - Brimfield IL
| Patent | Date |
|---|---|
| Piston for internal combustion engine having valve pocket step for slowing combustion gas flow Grant 11,371,466 - Morgan , et al. June 28, 2 | 2022-06-28 |
| Hydro-mechanical module for engine valve actuation system Grant 11,333,048 - Roozenboom , et al. May 17, 2 | 2022-05-17 |
| Engine Valve With Raised Ring Or Dimple App 20220034243 - Krieger; Jeffrey Clark ; et al. | 2022-02-03 |
| Engine head assembly with valve seat insert with stiffness relief cutout Grant 11,215,089 - Krieger , et al. January 4, 2 | 2022-01-04 |
| Engine valve with raised ring or dimple Grant 11,215,092 - Krieger , et al. January 4, 2 | 2022-01-04 |
| Engine Head Assembly With Valve Seat Insert With Stiffness Relief Cutout App 20210180478 - Krieger; Jeffrey Clark ; et al. | 2021-06-17 |
| Piston For Internal Combustion Engine Having Valve Pocket Step For Slowing Combustion Gas Flow App 20210180540 - Morgan; Bradley ; et al. | 2021-06-17 |
| Engine Valve With Raised Ring Or Dimple App 20210180480 - Krieger; Jeffrey Clark ; et al. | 2021-06-17 |
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