BL

Brian C. Leuenhagen

General Motors: 3 patents #4,693 of 18,328Top 30%
Overall (All Time): #1,384,301 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11655776 Cylinder block casting slab core cast geometry for sawcut entrance enhancement Ronald J. Petrus, Richard M. Nichols, III, William A. Berry, Qigui Wang, James T. Singer 2023-05-23
11554413 Hybrid cam bore sand core with metal chills for cast aluminum block Ronald J. Petrus, Qigui Wang, Richard M. Nichols, III 2023-01-17
10781769 Method of manufacturing an engine block Lokesh Choudhary, Su Jung Han, Martin S. Kramer, Brian W. Geiser 2020-09-22