GE

George L. Engel

CD Central Institute For The Deaf: 1 patents #1 of 4Top 25%
📍 Maryville, IL: #1 of 2 inventorsTop 50%
🗺 Illinois: #1,021 of 4,484 inventorsTop 25%
Overall (1994): #133,228 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5357251 Electronic filters, signal conversion apparatus, hearing aids and methods Robert E. Morley, Jr., A. Maynard Engebretson, Thomas J. Sullivan 1994-10-18