KC

Keith S. Champlin

FM Fmc: 4 patents #248 of 1,735Top 15%
MI Midtronics: 4 patents #11 of 58Top 20%
📍 Minneapolis, MN: #116 of 6,114 inventorsTop 2%
🗺 Minnesota: #1,703 of 52,454 inventorsTop 4%
Overall (All Time): #108,250 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4912416 Electronic battery testing device with state-of-charge compensation 1990-03-27
4881038 Electric battery testing device with automatic voltage scaling to determine dynamic conductance 1989-11-14
4825170 Electronic battery testing device with automatic voltage scaling 1989-04-25
4816768 Electronic battery testing device 1989-03-28
4665518 Synchronous/asynchronous communication system Ernest C. Preimesberger, James D. Schoppenhorst 1987-05-12
4627070 Asynchronous data bus system Ernest C. Preimesberger, George W. Miller 1986-12-02
4561088 Communication system bypass architecture Pradip C. Kar 1985-12-24
4486852 Synchronous time-shared data bus system Ernest C. Preimesberger, Larry Meyer, George W. Miller 1984-12-04