DM

David W. Marquart

IBM: 4 patents #21,733 of 70,183Top 35%
Overall (All Time): #1,288,737 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5649177 Control logic for very fast clock speeds Lyle Edwin Grosbach, David J. Krolak 1997-07-15
5146605 Direct control facility for multiprocessor network Bruce Beukema, Ronald D. Morse 1992-09-08
5079725 Chip identification method for use with scan design systems and scan testing techniques Charles P. Geer 1992-01-07
4930069 Mechanism and method for transferring data between bus units having varying master and slave DMA capabilities Surinder P. Batra, William E. Hammer, Gene A. Lushinsky, Walter H. Schwane, Frederick J. Ziecina 1990-05-29