DH

David T. Hoge

ST Storage Technology: 29 patents #5 of 682Top 1%
QU Quantum: 14 patents #15 of 703Top 3%
3M: 5 patents #2,937 of 11,543Top 30%
IM Imation: 5 patents #67 of 622Top 15%
BI Benchmark Storage Innovations: 2 patents #2 of 17Top 15%
Overall (All Time): #63,530 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 25 most recent of 46 patents

Patent #TitleCo-InventorsDate
7481389 Center reel lock storage device 2009-01-27
7477484 Tape cartridge write protect mechanism William J. Vanderheyden, Henrik Vladimir Nejezchleb 2009-01-13
D569103 Media cartridge protective case William E. Faulkner, James Kuhar 2008-05-20
7293733 Integrated reel locking device for media cartridge and associated methods of manufacture 2007-11-13
7168648 Performance tape cartridge leader for single reel tape cartridges William J. Vanderheyden, Michael Burke 2007-01-30
D523338 Shipping tray for multiple cartridges James Kuhar 2006-06-20
7016151 Tape cartridge improved boss door William J. Vanderheyden 2006-03-21
6891695 Compact tape drive for reading and writing data on single reel magnetic tape cartridges Joseph P. Falace, Wayne R. Hemzacek, Clark Janssen, Donovan M. Janssen, Donald W. Selg +1 more 2005-05-10
6853548 1U rack mount equipment enclosure with increased structural support William J. Vanderheyden, Kevin Fletcher, Steven F. Hartung 2005-02-08
6795309 Tool-less field replaceable peripheral mounting system Steven F. Hartung, William J. Vanderheyden, Kevin Fletcher 2004-09-21
6722599 Single reel tape cartridge sliding door with auxiliary leader retractor 2004-04-20
6604701 Single reel tape cartridge sliding door with auxiliary leader retractor 2003-08-12
6581865 Retracting door assembly James Zweighaft 2003-06-24
6577467 Helical scan transport for single reel tape cartridge William C. Dodt, John C. Owens 2003-06-10
6550710 Tape cartridge leader for single reel tape cartridges having increased flexibility for improved performance William J. Vanderheyden 2003-04-22
6508428 Multi-purpose wide media cartridges and cartridge chassis subassemblies Stephen J. Stamm, George Saliba 2003-01-21
D465786 Magnetic tape cartridge William J. Vanderheyden, Henrik Vladimir Nejezchleb 2002-11-19
6439489 Tape cartridge leader for single reel tape cartridges having increased flexibility for improved performance 2002-08-27
6441990 Compact tape drive having delayed in time first, second and third rotated tape guides for reading and writing data on single reel magnetic tape cartridges Joseph P. Falace, Wayne R. Hemzacek, Clark Janssen, Donovan M. Janssen, Donald W. Selg +1 more 2002-08-27
6279845 Magnetic tape reel coupling Wayne R. Hemzacek, Joseph P. Falace, David C. Graves, Clark Janssen, Michael W. Johnson +1 more 2001-08-28
6273352 Tape drive system with engagement control feature Michael W. Johnson 2001-08-14
6215614 Cartridge loading method and apparatus Christian A. Todd, Lester M. Yeakley, Clark Janssen 2001-04-10
6205001 Data storage tape cartridge with misinsertion notch and library notch William J. Vanderheyden, G. Phillip Rambosek, Christian A. Todd 2001-03-20
6154342 Data storage tape cartridge with reinforcing tape reel lock William J. Vanderheyden, G. Phillip Rambosek 2000-11-28
6125096 Dynamic/stationary tape guide Lynn C. Jacobs 2000-09-26