DD

Donald J. Drake

Xerox: 69 patents #133 of 8,622Top 2%
🗺 New York: #1,099 of 115,490 inventorsTop 1%
Overall (All Time): #30,370 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 26–50 of 69 patents

Patent #TitleCo-InventorsDate
5534901 Ink jet printhead having a flat surface heater plate 1996-07-09
5528272 Full width array read or write bars having low induced thermal stress Kraig A. Quinn, Mark A. Cellura, Jeffrey D. Barner 1996-06-18
5457311 Integrated circuit fan-in for semiconductor transducer devices William G. Hawkins, Thomas A. Tellier 1995-10-10
5450108 Ink jet printhead which avoids effects of unwanted formations developed during fabrication Diane Atkinson 1995-09-12
5412412 Ink jet printhead having compensation for topographical formations developed during fabrication Robert P. Altavela 1995-05-02
5410340 Off center heaters for thermal ink jet printheads Mark A. Cellura, Michael P. O'Horo, Reinhold E. Drews 1995-04-25
5341162 Liquid deagassing apparatus Herman A. Hermanson, Ivan Rezanka, Robert S. Karz, Roger G. Teumer, Robert P. Altavela 1994-08-23
5228666 Fixture for fabricating full width scanning or imaging arrays from subunits Almon P. Fisher 1993-07-20
5208605 Multi-resolution roofshooter printheads 1993-05-04
5201987 Fabricating method for silicon structures William G. Hawkins, James F. O'Neill 1993-04-13
5198054 Method of making compensated collinear reading or writing bar arrays assembled from subunits Peter J. Nystrom 1993-03-30
5192959 Alignment of pagewidth bars Ivan Rezanka, Fredrick A. Warner 1993-03-09
5160945 Pagewidth thermal ink jet printhead 1992-11-03
5160403 Precision diced aligning surfaces for devices such as ink jet printheads Almon P. Fisher 1992-11-03
5141596 Method of fabricating an ink jet printhead having integral silicon filter William G. Hawkins, James F. O'Neill 1992-08-25
5124717 Ink jet printhead having integral filter Michael R. Campanelli, William G. Hawkins, James F. O'Neill 1992-06-23
5098503 Method of fabricating precision pagewidth assemblies of ink jet subunits 1992-03-24
5097274 Overlapping chip replaceable subunits, methods of making same, and methods of making RIS or ROS array bars incorporating these subunits Herman A. Hermanson 1992-03-17
5079189 Method of making RIS or ROS array bars using replaceable subunits Herman A. Hermanson 1992-01-07
5057854 Modular partial bars and full width array printheads fabricated from modular partial bars Stephen F. Pond, Robert P. Altavela, Gary A. Kneezel, Ivan Rezanka 1991-10-15
5045142 Stand-off structure for flipped chip butting Cathie J. Burke 1991-09-03
5041190 Method of fabricating channel plates and ink jet printheads containing channel plates James F. O'Neill 1991-08-20
5034083 Process and apparatus for assembling smaller scanning or printing arrays together to form an extended array Michael R. Campanelli 1991-07-23
5030971 Precisely aligned, mono- or multi-color, `roofshooter` type printhead William G. Hawkins 1991-07-09
5017941 Thermal ink jet printhead with recirculating cooling system 1991-05-21