DC

Douglas R. Curtis

TA Tandy: 5 patents #9 of 92Top 10%
AR Ast Research: 1 patents #52 of 102Top 55%
Overall (All Time): #667,086 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5898890 Method for transferring data between devices by generating a strobe pulse and clamping a clock line Jerry J. Heep 1999-04-27
5606481 Overvoltage protection for battery powered equipment Jerry J. Heep 1997-02-25
5414373 Automatic transistor checker Paul T. Schreiber 1995-05-09
5373410 Single string resistive divider network for a digital multimeter Paul T. Schreiber 1994-12-13
5355082 Automatic transistor checker Paul T. Schreiber 1994-10-11
5294889 Battery operated capacitance measurement circuit Jerry J. Heep 1994-03-15
5214321 Analog multiplier/divider utilizing substrate bipolar transistors 1993-05-25
4514704 Variable filter circuit 1985-04-30