RA

Ronald A. Askeland

HP HP: 74 patents #196 of 16,619Top 2%
EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
HS Hp Scitex: 2 patents #12 of 47Top 30%
HB Hp Indigo B.V.: 1 patents #203 of 320Top 65%
IP International Paper: 1 patents #445 of 935Top 50%
📍 San Diego, CA: #349 of 23,606 inventorsTop 2%
🗺 California: #3,414 of 386,348 inventorsTop 1%
Overall (All Time): #22,665 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
6435644 Adaptive incremental print mode that maximizes throughput while maintaining interpen alignment by nozzle selection William S. Osborne 2002-08-20
6367903 Alignment of ink dots in an inkjet printer Paul D. Gast, James L. McCullough, Albert Serra, Xavier Gros, Jose Julio Doval +3 more 2002-04-09
6309062 Multi-chamber fluid supply Mark S. Hickman 2001-10-30
6310640 Banding reduction in multipass printmodes 2001-10-30
6302505 Printing system that utilizes continuous and non-continuous firing frequencies Steven T. Castle 2001-10-16
6302507 Method for controlling the over-energy applied to an inkjet print cartridge using dynamic pulse width adjustment based on printhead temperature Satya Prakash, Clayton L. Holstun, Noah Lassar 2001-10-16
6290331 High efficiency orifice plate structure and printhead using the same Arun Agarwal, Jennifer Korngiebel, Kit Baughman, Matthew Giere, Noah Lassar +4 more 2001-09-18
6278469 Customizing printmasks for printhead nozzle aberrations William Bland 2001-08-21
6270185 Very-high-ratio mixed resolution and biphod pens for low-cost fast bidirectional one-pass incremental printing 2001-08-07
6259463 Multi-drop merge on media printing system James A. Feinn 2001-07-10
6254217 Apparatus and method for hue shift compensation in a bidirectional printer Ronald Burns, William S. Osborne 2001-07-03
6247787 Print mode for improved leading and trailing edges and text print quality Matthew Giere, Clayton L. Holstun 2001-06-19
6193345 Apparatus for generating high frequency ink ejection and ink chamber refill James A. Feinn 2001-02-27
6193347 Hybrid multi-drop/multi-pass printing system Paul E. Hunter 2001-02-27
6185002 Reduction of periodic artifacts in incremental printing, through use of asymmetric randomized superpixels Amir Doron 2001-02-06
6157461 Method of generating randomized masks to improve image quality on a printing medium Amir Doron, Michael M. Chang 2000-12-05
6126268 Multi-chamber ink supply Mark S. Hickman 2000-10-03
5976230 Reactive ink set for ink-jet printing Mark S. Hickman 1999-11-02
5923344 Fractional dot column correction for scan axis alignment during printing Scott Norum, Clayton L. Holstun, James A. Feinn, Jaime H. Bohorquez, James Robert Schmedake 1999-07-13
5880758 Printer with pen containing a low dot spread black ink and a high dot spread color ink John L. Stoffel, Keshava A. Prasad, Michele Shepard, Frank Drogo, Leonard Slevin +2 more 1999-03-09
5861900 Ink jet printer with controlled time-delay between application of different types of liquid inks Kai Lu, Mark L. Choy, Gary W. Byers 1999-01-19
5745140 Color ink-jet printer with pigment black and dye-based color inks John L. Stoffel, Keshava A. Prasad, Michele Shepard, Frank Drogo, Leonard Slevin +2 more 1998-04-28
5600351 Inkjet printer with increased print resolution in the carriage scan axis Clayton L. Holstun, Frank Drogo, Brian Canfield 1997-02-04
5541625 Method for increased print resolution in the carriage scan axis of an inkjet printer Clayton L. Holstun, Frank Drogo, Brian Canfield 1996-07-30
5528269 Servicing a newly-installed ink pen to eliminate uneven print quality without excessive wasting of ink Frank Drogo, Brian Canfield 1996-06-18