1
Steve O Rasmussen, Paul D Gast: Large inkjet print swath media support system. Hewlett Packard Company, Flory L Martin, November 30, 1999: US05992994 (188 worldwide citation)

To maintain a uniform spacing between the print media, such as paper, and an inkjet printhead having a large print swath, for instance about 25 millimeters (one inch) wide, a new media support system is provided for inkjet printing mechanisms, such as printers or plotters. The support system employs ...


2
Kenneth R Williams: Matrix pen arrangement for inkjet printing. Hewlett Packard Company, Flory L Martin, February 11, 1997: US05602574 (91 worldwide citation)

A matrix arrangement for inkjet pens used in inkjet printing mechanisms provides increased throughput and a narrower product than the traditional pen arrangements laying side-by-side along the scanning axis. The matrix inkjet cartridge has at least two chambers perpendicular to the scanning axis. Fo ...


3
David A Desormeaux: Solid and semi-flexible body inkjet printing system. Hewlett Packard Company, Flory L Martin, November 6, 2001: US06312124 (67 worldwide citation)

A handheld inkjet printing mechanism is provided for printing a selected image on a print surface of a solid hard body or a semi-flexible body, such as on human skin for face-painting at carnivals, for temporary tattoos, body decorations and the like, on walls and furniture for printing designs, on ...


4
Steven O Miller, William J Allen, David M Wetchler, Mark S Hickman: Automatic optimization of hardcopy output. Hewlett Packard Company, Flory L Martin, July 10, 2001: US06257693 (66 worldwide citation)

A method of automatically optimizing the controllable parameters related to producing printed material on a hardcopy output device is provided, along with a hardcopy output device configured for implementing this method. Users require different types of printed objects to have different characterist ...


5
Wen Li Su, Trudy L Benjamin, Steven B Elgee, Thomas F Uhling, Bruce A Axten, Kerry J Lundsten, Xiuting C Man, Tamara L Hahn, Michael T Dangelo, Bryan D Woll, Timothy L Weber, James W Pearson, Iue Shuenn Chen: Acoustic and ultrasonic monitoring of inkjet droplets. Hewlett Packard Company, Flory L Martin, July 27, 1999: US05929875 (62 worldwide citation)

A monitoring system monitors a pressure wave developed in the surrounding ambient environment during inkjet droplet formation. The monitoring system uses either acoustic, ultrasonic, or other pressure wave monitoring mechanisms, such as a laser vibrometer, an ultrasonic transducer, or an acceleromet ...


6
William S Osborne, Bret Taylor, Patrick J Therien: Orthogonal rotary wiping system for inkjet printheads. Hewlett Packard Company, Flory L Martin, March 25, 1997: US05614930 (56 worldwide citation)

A rotary self-cleaning servicing system services inkjet printheads in an inkjet printing mechanism. A rotary service station has a wiper supporting tumbler that rotates about an axis parallel to the printhead scanning direction to wipe the printhead orthogonally along the length of a linear nozzle a ...


7
Mark D Lund, Jefferson P Ward: On-page inkjet printhead spitting system. Hewlett Packard Company, Flory L Martin, August 19, 1997: US05659342 (55 worldwide citation)

An on-page inkjet printhead spitting system purges the printhead nozzles across the printed page, and occasionally in the conventional service station spittoon. In addition to the image-forming droplets, extra purging droplets are fired to maintain pen health. To determine when to purge each nozzle, ...


8
William S Osborne, Bret K Taylor: Rotary Multi-ridge capping system for inkjet printheads. Hewlett Packard Company, Flory L Martin, January 27, 1998: US05712668 (52 worldwide citation)

A rotary capping system services inkjet printheads in an inkjet printing mechanism. A rotary service station has a tumbler with a dual pivoting link that supports a cap platform. The cap platform is gimbal mounted to the link and spring-biased away from the tumbler. The platform has an extending arm ...


9
Kedrich J Jackson, Thomas J Purwins: Wet wiping system for inkjet printheads. Hewlett Packard Company, Flory L Martin, January 6, 1998: US05706038 (49 worldwide citation)

A wet wiping system is provided that is particularly useful for wiping an inkjet printhead that uses pigment based ink. A wet wiping method comprises an admitting step, where ink is admitted though printhead nozzles, either by firing the inkjet cartridge with a low thermal turn on energy, or through ...


10
Steven O Miller, William J Allen: Automatic optimization of hardcopy output for enhanced appearance and throughput. Hewlett Packard Company, Flory L Martin, March 24, 1998: US05731823 (49 worldwide citation)

A method of automatically optimizing the controllable parameters related to producing printed material on a hardcopy output device is provided, along with a hardcopy output device configured for implementing this method. Users require different types of printed objects to have different characterist ...



Click the thumbnails below to visualize the patent trend.