DD

David E. Douse

IBM: 9 patents #11,918 of 70,183Top 20%
Overall (All Time): #587,394 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6570254 Electrical mask identification of memory modules John Bradley Deforge, Steven M. Eustis, Erik L. Hedberg, Susan M. Litten, Endre P. Thoma 2003-05-27
6400202 Programmable delay element and synchronous DRAM using the same John A. Fifield, Nicholas M. van Heel, Mark D. Jacunski, David Chapman 2002-06-04
6348827 Programmable delay element and synchronous DRAM using the same John A. Fifield, Nicholas M. van Heel, Mark D. Jacunski, David Chapman 2002-02-19
6268228 Electrical mask identification of memory modules John Bradley Deforge, Steven M. Eustis, Erik L. Hedberg, Susan M. Litten, Endre P. Thoma 2001-07-31
6014046 Off chip driver (OCD) with variable drive capability for noise control Scott C. Lewis, Thomas M. Maffitt 2000-01-11
5717644 Apparatus for varying the refresh rate for a DRAM in response to variation in operating voltages and method thereof Scott J. Hadderman, Kraig R. White 1998-02-10
5712825 Maintaining data integrity in DRAM while varying operating voltages Scott J. Hadderman, Kraig R. White 1998-01-27
5703823 Memory device with programmable self-refreshing and testing methods therefore Wayne F. Ellis, Erik L. Hedberg 1997-12-30
5446695 Memory device with programmable self-refreshing and testing methods therefore Wayne F. Ellis, Erik L. Hedberg 1995-08-29