RP

Roger N. Polk

AM Amp: 2 patents #42 of 310Top 15%
📍 Glendale, AZ: #4 of 40 inventorsTop 10%
🗺 Arizona: #42 of 945 inventorsTop 5%
Overall (1989): #16,892 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869673 Circuit panel assembly with elevated power buses Earl R. Kreinberg 1989-09-26
4834665 Power connector with rotary cam for daughter card Earl R. Kreinberg 1989-05-30