DeltaHawk Engines, Inc.
13Patents
12Active
13Granted
62Portfolio score
Filing activity: Sep 23, 2005 → Aug 1, 2024 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10458307B2 | Two-cycle diesel engine configured for operation with high temperature combustion chamber surfaces | Emerging Cross-Sectional Technologies | 6 | Active |
| USRE40500E1 | Internal combustion engine | General | 6 | Active |
| USRE41335E1 | Internal combustion engine | General | 2 | Expired |
| US7836815B2 | Lubricant-cooled and wristpin lubricating piston | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8371279B2 | Crankcase pressure regulator for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11835135B1 | Piston assembly with wrist pin cap | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12110836B2 | Engine cylinder with liner | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12429017B2 | Air shut-off valve for an engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10711681B2 | Two-cycle diesel engine configured for operation with high temperature combustion chamber surfaces | Emerging Cross-Sectional Technologies | 0 | Active |
| US12031463B1 | Separator for liquid and gas | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12292013B2 | Piston assembly with gapless oil control ring | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12085048B1 | Air shut-off valve for an engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11719182B1 | Engine cylinder with liner | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.