Inventor
WEBER TIMOTHY L
US58 patents
⚠️ This page may combine multiple inventors who share the name “WEBER TIMOTHY L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
34 patentsUS6322206B1Nov 27, 2001
Multilayered platform for multiple printhead dies
HEWLETT PACKARD CO217 citations99
US6123410ASep 26, 2000
Scalable wide-array inkjet printhead and method for fabricating same
HEWLETT PACKARD CO129 citations99
US6003977ADec 21, 1999
Bubble valving for ink-jet printheads
HEWLETT PACKARD CO228 citations99
US5838351ANov 17, 1998
Valve assembly for controlling fluid flow within an ink-jet pen
HEWLETT PACKARD CO146 citations99
US6000787ADec 14, 1999
Solid state ink jet print head
HEWLETT PACKARD CO94 citations98
US5929875AJul 27, 1999
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO134 citations98
US5897789AApr 27, 1999
Valve assembly for controlling fluid flow within an ink-jet pen
HEWLETT PACKARD CO116 citations98
US6435653B1Aug 20, 2002
Multilayered ceramic substrate serving as ink manifold and electrical interconnection platform for multiple printhead dies
HEWLETT PACKARD CO74 citations97
US6508536B1Jan 21, 2003
Method of mounting fluid ejection device
HEWLETT PACKARD CO26 citations96
US6371596B1Apr 16, 2002
Asymmetric ink emitting orifices for improved inkjet drop formation
HEWLETT PACKARD CO72 citations96
US6309054B1Oct 30, 2001
Pillars in a printhead
HEWLETT PACKARD CO49 citations96
US6305790B1Oct 23, 2001
Fully integrated thermal inkjet printhead having multiple ink feed holes per nozzle
HEWLETT PACKARD CO53 citations96
US6123413ASep 26, 2000
Reduced spray inkjet printhead orifice
HEWLETT PACKARD CO79 citations96
US6099108AAug 8, 2000
Method and apparatus for improved ink-drop distribution in ink-jet printing
HEWLETT PACKARD CO50 citations96
US5734399AMar 31, 1998
Particle tolerant inkjet printhead architecture
HEWLETT PACKARD CO98 citations96
US6412901B2Jul 2, 2002
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO52 citations95
US6527369B1Mar 4, 2003
Asymmetric printhead orifice
HEWLETT PACKARD CO52 citations94
US6557974B1May 6, 2003
Non-circular printhead orifice
HEWLETT PACKARD CO41 citations93
US6244694B1Jun 12, 2001
Method and apparatus for dampening vibration in the ink in computer controlled printers
HEWLETT PACKARD CO147 citations93
US6113221ASep 5, 2000
Method and apparatus for ink chamber evacuation
HEWLETT PACKARD CO51 citations93
US6543884B1Apr 8, 2003
Fully integrated thermal inkjet printhead having etched back PSG layer
HEWLETT PACKARD CO37 citations92
US6540325B2Apr 1, 2003
Printer printhead
HEWLETT PACKARD CO16 citations92
US6502918B1Jan 7, 2003
Feature in firing chamber of fluid ejection device
HEWLETT PACKARD CO25 citations92
US6402972B1Jun 11, 2002
Solid state ink jet print head and method of manufacture
HEWLETT PACKARD CO33 citations92
US6354694B1Mar 12, 2002
Method and apparatus for improved ink-drop distribution in ink-jet printing
HEWLETT PACKARD CO19 citations92
US6336714B1Jan 8, 2002
Fully integrated thermal inkjet printhead having thin film layer shelf
HEWLETT PACKARD CO31 citations92
US6328405B1Dec 11, 2001
Printhead comprising multiple types of drop generators
HEWLETT PACKARD CO33 citations92
US6310639B1Oct 30, 2001
Printer printhead
HEWLETT PACKARD CO37 citations92
US6260941B1Jul 17, 2001
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO32 citations92
US6155670ADec 5, 2000
Method and apparatus for improved ink-drop distribution in inkjet printing
HEWLETT PACKARD CO43 citations92
US6126273AOct 3, 2000
Inkjet printer printhead which eliminates unpredictable ink nucleation variations
HEWLETT PACKARD CO40 citations92
US5988786ANov 23, 1999
Articulated stress relief of an orifice membrane
HEWLETT PACKARD CO24 citations92
US5666143ASep 9, 1997
Inkjet printhead with tuned firing chambers and multiple inlets
HEWLETT PACKARD CO50 citations91
US5880752AMar 9, 1999
Print system for ink-jet pens
HEWLETT PACKARD CO15 citations74
HEWLETT PACKARD DEVELOPMENT CO
14 patentsUS7226156B2Jun 5, 2007
Platform including fluid manifold for multiple fluid ejection devices
HEWLETT PACKARD DEVELOPMENT CO14 citations92
US6905619B2Jun 14, 2005
Method of forming pillars in a fully integrated thermal inkjet printhead
HEWLETT PACKARD DEVELOPMENT CO13 citations92
US6805432B1Oct 19, 2004
Fluid ejecting device with fluid feed slot
HEWLETT PACKARD DEVELOPMENT CO35 citations92
US6660175B2Dec 9, 2003
Method of forming pillars in a fully integrated thermal inkjet printhead
HEWLETT PACKARD DEVELOPMENT CO24 citations92
US6640402B1Nov 4, 2003
Method of manufacturing an ink actuator
HEWLETT PACKARD DEVELOPMENT CO17 citations92
US6890068B2May 10, 2005
Ink containment system for an ink-jet pen
HEWLETT PACKARD DEVELOPMENT CO13 citations84
US6679596B2Jan 20, 2004
Platform including fluid manifold for multiple fluid ejection devices
HEWLETT PACKARD DEVELOPMENT CO10 citations82
US6641744B1Nov 4, 2003
Method of forming pillars in a fully integrated thermal inkjet printhead
HEWLETT PACKARD DEVELOPMENT CO12 citations82
US6918657B2Jul 19, 2005
Fully integrated thermal inkjet printhead having etched back PSG layer
HEWLETT PACKARD DEVELOPMENT CO10 citations74
US6866790B2Mar 15, 2005
Method of making an ink jet printhead having a narrow ink channel
HEWLETT PACKARD DEVELOPMENT CO11 citations74
US11199456B2Dec 14, 2021
Temperature sensors
HEWLETT PACKARD DEVELOPMENT CO5 citations73
US6554404B2Apr 29, 2003
Conductor routing for a printhead
HEWLETT PACKARD DEVELOPMENT CO12 citations73
US6935023B2Aug 30, 2005
Method of forming electrical connection for fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO3 citations63
US6783689B2Aug 31, 2004
Method of forming pillars in a fully integrated thermal inkjet printhead
HEWLETT PACKARD DEVELOPMENT CO2 citations63
HEWLETT PACKARD DEVELOPMENTAL
1 patentPERIDOT PRINT LLC
1 patentShowing the top 50 of 58 patents by PatentIndex Score.