Inventor

SCHEFFELIN JOSEPH

US3 patents

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

HEWLETT PACKARD CO

2 patents

US5440333AAug 8, 1995

Collapsible ink reservoir and ink-jet cartridge with protective bonding layer for the pressure regulator

HEWLETT PACKARD CO59 citations93

US5450112ASep 12, 1995

Laminated film for ink reservoir

HEWLETT PACKARD CO56 citations91

HEWLETT PACKARD DEVELOPMENT CO LP

1 patent

US9738099B2Aug 22, 2017

Printhead assembly datuming

HEWLETT PACKARD DEVELOPMENT CO LP0 citations49