DB

Donald J. Barrus

BH Baker Hughes Holdings: 1 patents #81 of 276Top 30%
📍 Los Alamitos, CA: #4 of 14 inventorsTop 30%
🗺 California: #8,996 of 28,521 inventorsTop 35%
Overall (2003): #235,638 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
RE37995 Progressive cavity pump with flexible coupling Steven K. Tetzlaff 2003-02-18