Inventor

HELTERLINE BRIAN

US3 patents

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

HEWLETT PACKARD CO

2 patents

US6271928B1Aug 7, 2001

Electrical storage device for a replaceable printing component

HEWLETT PACKARD CO91 citations95

US6559973B2May 6, 2003

Electrical storage device for a replaceable printing component

HEWLETT PACKARD CO19 citations90

HEWLETT PACKARD DEVELOPMENT CO

1 patent

US6922259B2Jul 26, 2005

Electrical storage device for a replaceable printing component

HEWLETT PACKARD DEVELOPMENT CO5 citations71