DP

Douglas Howard Piltingsrud

IBM: 12 patents #9,222 of 70,183Top 15%
HG HGST: 3 patents #567 of 1,677Top 35%
📍 Rochester, MN: #378 of 3,042 inventorsTop 15%
🗺 Minnesota: #4,601 of 52,454 inventorsTop 9%
Overall (All Time): #301,472 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
7416680 Self-cleaning colloidal slurry composition and process for finishing a surface of a substrate Frederick Benning, James A. Hagan, Steven Maynard, David Paurus, Jon Podolske 2008-08-26
7390423 Self-cleaning colloidal slurry composition and process for finishing a surface of a substrate Frederick Benning, James A. Hagan, Steven Maynard, David Paurus, Jon Podolske 2008-06-24
7201639 Powder for disks Patrick M. McCaffrey 2007-04-10
7064927 Disk, method for making it free of asperities utilizing a step of exposing a surface of the disk to a gas cluster ion beam and disk drive unit for using the disk Karl R. Erickson, Douglas Allan Kuchta 2006-06-20
6911261 pH adjustment of a melt for use in microetching glass substrates Terry Lee Jensen, John William Marier, Rick Allan Sprague 2005-06-28
6767584 Disk substrate with monosized microbumps James A. Hagan, Ullal V. Nayak, Janice Blue Ostrom, Douglas Kuchta 2004-07-27
6634928 Fluid jet cutting method and apparatus Karl R. Erickson, Dennis L. Fox, Douglas Kuchta 2003-10-21
6582279 Apparatus and method for reclaiming a disk substrate for use in a data storage device Dennis L. Fox, James A. Hagan, John P. Hagen, Paul Henry Hanson, Theresa Marie Lewis +3 more 2003-06-24
6402851 Lanthanide oxide dissolution from glass surface 2002-06-11
6183828 Plating on nonmetallic disks Steven F. Starcke, John David Amundson, James A. Hagan 2001-02-06
6068905 Composite disk substrates Steven F. Starcke 2000-05-30
5871810 Plating on nonmetallic disks Steven F. Starcke, John David Amundson, James A. Hagan 1999-02-16
5733622 Edge strengthened substrate of a data storage disk and method for fabricating same Steven F. Starcke, John David Amundson 1998-03-31
5643649 Method for improving the flatness of glass disk substrates James A. Hagan, Steven F. Starcke, Bradley J. Offuh, Dennis L. Fox 1997-07-01
4596739 Rigid magnetic recording media John C. S. Shen 1986-06-24
4567096 Hydrated alumina binder system John C. S. Shen 1986-01-28