KP

Keshava A. Prasad

HP HP: 43 patents #296 of 16,619Top 2%
EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
Samsung: 3 patents #30,683 of 75,807Top 45%
NV NVIDIA: 2 patents #2,855 of 7,811Top 40%
HO Honeywell: 1 patents #7,507 of 14,447Top 55%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
📍 Survanagiri, CA: #5 of 38 inventorsTop 15%
Overall (All Time): #46,563 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 26–50 of 54 patents

Patent #TitleCo-InventorsDate
8857963 Inks and ink sets for improved performance and image quality George Sarkisian, Heng Siong Low 2014-10-14
8573762 Inkjet inks having sustained decap 2013-11-05
7722179 Slow-penetrating inkjet fixer composition and methods and systems for making and using same Ervin Mubarekyan, George Sarkisian, Richard B. Anderson 2010-05-25
7677714 Inkjet inks providing improved wet smudge on porous print media George Sarkisian, Xiaohe Chen 2010-03-16
7622513 Inkjet printing system that provides improved mottle George Sarkisian 2009-11-24
7572326 Fixer fluid and inkjet ink sets including the same Mark L. Choy, Gary W. Byers, Yi-Hua Tsao, George Sarkisian, Christian Schmid +1 more 2009-08-11
7478902 Inkjet compositions George Sarkisian, Yi-Hua Tsao, Richard B. Anderson 2009-01-20
7066590 Ink and underprinting fluid combinations with improved inkjet print image color and stability Shirley Lee, Gary W. Byers, Alexey S. Kabalnov, Mark H. Kowalski, Amiya K. Chatterjee +1 more 2006-06-27
6818048 Ink-jet inks for improved image quality and reliability Amiya K. Chatterjee, John Gardner, Anne M. Kelly-Rowley 2004-11-16
6740689 Ink and underprinting fluid combinations with improved inkjet print image color and stability Shirley Lee, Gary W. Byers, Alexey S. Kabalnov, Mark H. Kowalski, Amiya K. Chatterjee +1 more 2004-05-25
6716278 Compositions and methods for selecting ink-jet inks exhibiting reduced puddling John Gardner, Peter C. Morris 2004-04-06
6682589 Lightfast ink-jet dye set having color gamut of silver halide prints Peter C. Morris, Stephen W. Bauer, Shirley Lee, Jeffrey H. Barr 2004-01-27
6592657 Additives for ink-jet inks Shirley Lee, Steven L. Webb, Grant Webster, Christopher Sean Tanner, Stephen W. Bauer 2003-07-15
6497479 Higher organic inks with good reliability and drytime John L. Stoffel, Anne M. Kelly-Rowley 2002-12-24
6354693 Printing of color ink under and over black text and graphics areas Steven D. Looman, Mark H. Kowalski, George C. Ross, Michel Riou, Paul D. Gast +2 more 2002-03-12
6247808 Ink-jet printing system for improved print quality Zeying Ma 2001-06-19
6244687 Mixing overprinting and underprinting of inks in an inkjet printer to speed up the dry time of black ink without undesirable hue shifts Paul D. Gast, Brooke Smith, Michel Riou, Steven D. Looman 2001-06-12
6022908 Printing liquids for improved print quality Zeying Ma 2000-02-08
5946012 Reliable high performance drop generator for an inkjet printhead Kenneth J. Courian, John L. Stoffel, Richard A. Sader, Steven L. Webb, David H. Donovan +4 more 1999-08-31
5880758 Printer with pen containing a low dot spread black ink and a high dot spread color ink John L. Stoffel, Ronald A. Askeland, Michele Shepard, Frank Drogo, Leonard Slevin +2 more 1999-03-09
5874974 Reliable high performance drop generator for an inkjet printhead Kenneth J. Courian, John L. Stoffel, Richard A. Sader, Steven L. Webb, David H. Donovan +4 more 1999-02-23
5745140 Color ink-jet printer with pigment black and dye-based color inks John L. Stoffel, Ronald A. Askeland, Michele Shepard, Frank Drogo, Leonard Slevin +2 more 1998-04-28
5713993 Pigmented ink set and process for alleviating bleed in printed elements using carboxylic acid additives Loretta Grezzo Page, Milan Bohuslav Bednarek, Zeying Ma 1998-02-03
5580373 Aqueous ink compositions containing amide anti-curl agent Gregg A. Lane 1996-12-03
5529616 Ink jet inks containing mixtures of alcohols 1996-06-25