Inventor
FRIESEN ED
US23 patents
⚠️ This page may combine multiple inventors who share the name “FRIESEN ED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD DEVELOPMENT CO
12 patentsUS7942997B2May 17, 2011
High resolution inkjet printer
HEWLETT PACKARD DEVELOPMENT CO9 citations83
US10369790B2Aug 6, 2019
Fluid dispenser
HEWLETT PACKARD DEVELOPMENT CO2 citations72
US10564171B2Feb 18, 2020
Diagnostic chip
HEWLETT PACKARD DEVELOPMENT CO2 citations70
US10086612B2Oct 2, 2018
Fluid ejection device with ink feedhole bridge
HEWLETT PACKARD DEVELOPMENT CO1 citations62
US7377618B2May 27, 2008
High resolution inkjet printer
HEWLETT PACKARD DEVELOPMENT CO5 citations62
US10828892B2Nov 10, 2020
Printhead with printer fluid check valve
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10479080B2Nov 19, 2019
Fluid ejection device with ink feedhole bridge
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10099483B2Oct 16, 2018
Fluid ejection cartridge with controlled adhesive bond
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10118392B2Nov 6, 2018
Fluid feed slot for fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO1 citations51
US9962938B2May 8, 2018
Fluid feed slot for fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO1 citations51
US10369788B2Aug 6, 2019
Printhead with recessed slot ends
HEWLETT PACKARD DEVELOPMENT CO0 citations50
US10005282B2Jun 26, 2018
Fluid ejection devices with particle tolerant thin-film extensions
HEWLETT PACKARD DEVELOPMENT CO0 citations50
RIVAS RIO
5 patentsUS9475278B2Oct 25, 2016
Controlling adhesives between substrates and carriers
RIVAS RIO3 citations70
US9352568B2May 31, 2016
Fluid ejection device with particle tolerant thin-film extension
RIVAS RIO4 citations70
US8714710B2May 6, 2014
Print head
RIVAS RIO3 citations62
US9707586B2Jul 18, 2017
Printhead with recessed slot ends
RIVAS RIO1 citations49
US9463485B2Oct 11, 2016
Fluid ejection device
RIVAS RIO0 citations45
HEWLETT PACKARD DEVELOPMENT CO LP
4 patentsUS9573369B2Feb 21, 2017
Fluid ejection assembly with controlled adhesive bond
HEWLETT PACKARD DEVELOPMENT CO LP2 citations73
US9623657B2Apr 18, 2017
Fluid dispenser
HEWLETT PACKARD DEVELOPMENT CO LP2 citations72
US9776407B2Oct 3, 2017
Fluid ejection device with ink feedhole bridge
HEWLETT PACKARD DEVELOPMENT CO LP1 citations62
US9579893B2Feb 28, 2017
Controlling adhesives between substrates and carriers
HEWLETT PACKARD DEVELOPMENT CO LP0 citations49