GR

Gerald D. Richels

RT Resistance Technology: 1 patents #1 of 2Top 50%
📍 Blaine, MN: #5 of 37 inventorsTop 15%
🗺 Minnesota: #1,525 of 4,860 inventorsTop 35%
Overall (2003): #221,747 of 273,478Top 85%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6597793 Directional/omni-directional hearing aid microphone and housing Alex Darbut 2003-07-22