Inventor
PETTINGILL JUSTIN
US9 patents
Patents
9 patentsUS11731430B2Aug 22, 2023
Device to supply printing material
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11718098B2Aug 8, 2023
Device to supply printing material
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11662684B2May 30, 2023
Cartridge couplable to printing apparatus and having movable driver coupler
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11402765B2Aug 2, 2022
Print material container
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11698599B2Jul 11, 2023
Coupling structure for a developing roller of an image forming apparatus
HEWLETT PACKARD DEVELOPMENT CO0 citations58
US11644787B2May 9, 2023
Clutch mechanism for a development system
HEWLETT PACKARD DEVELOPMENT CO0 citations57
US11360428B2Jun 14, 2022
Photoconductor having optical tag
HEWLETT PACKARD DEVELOPMENT CO0 citations54
US12403434B2Sep 2, 2025
Print material container
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US11868083B2Jan 9, 2024
Containers with gas vessel
HEWLETT PACKARD DEVELOPMENT CO0 citations47