ZY

Zhou Yang

DR Diesel Engine Retarders: 2 patents #1 of 12Top 9%
📍 Shanghai, NC: #2 of 7 inventorsTop 30%
Overall (2003): #34,362 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6647954 Method and system of improving engine braking by variable valve actuation James F. Egan, III 2003-11-18
6594996 Method and system for engine braking in an internal combustion engine with exhaust pressure regulation and turbocharger control 2003-07-22