DF

David Frigger

MA Mallinckrodt: 1 patents #23 of 62Top 40%
📍 Lake Forest, CA: #27 of 81 inventorsTop 35%
🗺 California: #8,284 of 26,763 inventorsTop 35%
Overall (2002): #235,618 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6386200 Bi-functional in-line phonation valve John Zowtiak, John O'Mahony 2002-05-14