RK

Roger B. Krieger

General Motors: 1 patents #150 of 579Top 30%
📍 Birmingham, MI: #17 of 63 inventorsTop 30%
🗺 Michigan: #1,566 of 6,092 inventorsTop 30%
Overall (2004): #126,633 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6830020 Diesel engine with intake cam phaser for compression ratio control Sherif H. El Tahry 2004-12-14