Inventor

HICKMAN MARK S

US44 patents

⚠️ This page may combine multiple inventors who share the name “HICKMAN MARK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HICKMAN MARK S

HEWLETT PACKARD CO

Multi-chamber ink supply

Printing of pixel locations by an ink jet printer using multiple nozzles for each pixel or pixel row

Inkjet printhead calibration

Automatic optimization of hardcopy output

Ink-jet print pass microstepping

Hard copy print media size and position detection

Trap door spittoon for inkjet aerosol mist control

Staggered pens in color thermal ink-jet printer

Print quality of dot printers

Alignment of differently sized printheads in a printer

Imaging cartridge system for inkjet printing mechanisms

Printhead arrangement to eliminate bi-directional hue shifting

Pen stagger in color inkjet hard copy apparatus

Drum-based printers using multiple pens per color

Reactive ink set for ink-jet printing

Multiple chimneys for ink jet printer

Print medium handling system including cockle ribs to control pen-to-print medium spacing during printing

Print medium handling system to control pen-to-print medium spacing during printing

Printing media sleeve

Color inkjet printer with pens containing reactive inks

Programmable print head and multi-level encoding of print head data

Dot alignment in mixed resolution printer

Alignment of differently sized printheads in a printer

Simultaneously printing with different sections of printheads for improved print quality

Color ink-jet printer with pigment black and dye-based color inks

Ink jet painter having staggered nozzle array for color printing

Simultaneously printing with different sections of printheads for improved print quality

Method of transitioning between ink jet printing modes

Ink drop placement for improved imaging

Print medium handling system including cockle springs to control pen-to-print medium spacing during printing

Plain paper inks

Ink-jet print pass microstepping

Multi-chamber fluid supply

Post-printing image development of ink-jet generated transparencies

Printer with pen containing a low dot spread black ink and a high dot spread color ink

Inking for color-inkjet printers, using non-integral drop averages, media varying inking, or more than two drops per pixel

Printer system and method for sending data hints of upcoming data

HEWLETT PACKARD DEVELOPMENT CO

System and method for producing efficient ink drop overlap filled with a pseudo hexagonal grid pattern

System and method for producing efficient ink drop overlap filled with a pseudo hexagonal grid pattern

System and method for using lower data rates for printheads with closely spaced nozzles

Apparatus and method for printing with showerhead groups

DU PONT

Aqueous ink compositions containing anti-curl agents

MOSER MEDICAL

Trocar including an obturator with a removable knife

HEWLETT PACKARD DEVLEOPMENT CO

Printmode for narrow margin printing