Inventor

CHRISTENSEN KENNETH L

US3 patents

Patents

3 patents

US5151715ASep 29, 1992

Printhead wiper for ink-jet printers

HEWLETT PACKARD CO72 citations95

US5969739AOct 19, 1999

Ink-jet pen with rectangular ink pipe

HEWLETT PACKARD CO45 citations91

US5812165ASep 22, 1998

Leak resistant ink-jet pen

HEWLETT PACKARD CO41 citations90