Inventor
LUKE JEFF
US14 patents
Patents
14 patentsUS11364722B2Jun 21, 2022
Print substance donor containers
HEWLETT PACKARD DEVELOPMENT CO2 citations71
US11022911B2Jun 1, 2021
Print substance valves
HEWLETT PACKARD DEVELOPMENT CO2 citations71
US11858696B2Jan 2, 2024
Dispensing nozzles
HEWLETT PACKARD DEVELOPMENT CO0 citations61
US11174058B2Nov 16, 2021
Seal removal structure
HEWLETT PACKARD DEVELOPMENT CO0 citations61
US11054763B2Jul 6, 2021
Blade with tapered surfaces to transport print substance
HEWLETT PACKARD DEVELOPMENT CO0 citations61
US11866245B2Jan 9, 2024
Dispensable substance containers
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US11526123B2Dec 13, 2022
Particulate delivery container
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US11285728B2Mar 29, 2022
Colorant sensors
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US11106172B2Aug 31, 2021
Roller and coupler transitions
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US11163244B2Nov 2, 2021
Print material transfer mechanisms
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11334000B2May 17, 2022
Electromagnets and print substance containers
HEWLETT PACKARD DEVELOPMENT CO0 citations56
US11592780B2Feb 28, 2023
Combination cartridge
HEWLETT PACKARD DEVELOPMENT CO0 citations51
US11868083B2Jan 9, 2024
Containers with gas vessel
HEWLETT PACKARD DEVELOPMENT CO0 citations47
US10705475B2Jul 7, 2020
Photo-conductor drum with protective layer of material
HEWLETT PACKARD DEVELOPMENT CO0 citations42