PL

Peter V. Loeppert

KE Knowles Electronics: 52 patents #1 of 325Top 1%
GO Gould: 2 patents #72 of 364Top 20%
SP Spectramed: 1 patents #9 of 16Top 60%
📍 Durand, IL: #1 of 13 inventorsTop 8%
🗺 Illinois: #650 of 84,256 inventorsTop 1%
Overall (All Time): #43,819 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
5490220 Solid state condenser and microphone devices 1996-02-06
5446413 Impedance circuit for a miniature hearing aid Steven Boor 1995-08-29
5178015 Silicon-on-silicon differential input sensors Warren S. Graber 1993-01-12
4760250 Optoelectronics system for measuring environmental properties having plural feedback detectors 1988-07-26
4746898 Bi-phase decoder 1988-05-24
4508613 Miniaturized potassium ion sensor Heinz H. Busta, Kuey-Yeou Tsao, Wayne White 1985-04-02