Inventor
HEPPELL GERALD E
US3 patents
Patents
3 patentsUS6155675ADec 5, 2000
Printhead structure and method for producing the same
HEWLETT PACKARD CO61 citations93
US6328423B1Dec 11, 2001
Ink jet cartridge with integrated circuitry
HEWLETT PACKARD CO38 citations90
US6062679AMay 16, 2000
Printhead for an inkjet cartridge and method for producing the same
HEWLETT PACKARD CO35 citations89