BK

Brian J. Keefe

HP HP: 53 patents #955 of 16,619Top 6%
VC Vce Ip Holding Company: 1 patents #55 of 106Top 55%
Overall (All Time): #45,781 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 25 most recent of 55 patents

Patent #TitleCo-InventorsDate
12031915 Modular and tiled optical sensors Alexander Govyadinov, Brett E. Dahlgren 2024-07-09
11186099 Inkjet printing method and apparatus Zhang-Lin Zhou, Rodney D. Stramel, Gregg A. Lane, Shao-Wei Li 2021-11-30
10654275 Dual regulator print module Joseph E. Scheffelin, James W. Ring, Mark A. Devries 2020-05-19
10507662 Dual regulator print module Joseph E. Scheffelin, James W. Ring, Mark A. Devries 2019-12-17
10318658 System, method, apparatus, and computer program product for generation of an elevation plan for a computing system Timothy Allen Cox, Jeffery J. Hayward 2019-06-11
10179455 Dual regulator print module Joseph E. Scheffelin, James W. Ring, Mark A. Devries 2019-01-15
9931847 Servicing a printhead of a printer Jeffrey Allen Wagner, Thomas M. Sabo, Ronald A. Askeland, Gonzalo Gaston Llado, Alyssa Michelle Siegman +9 more 2018-04-03
9724926 Dual regulator print module Joseph E. Scheffelin, James W. Ring, Mark A. Devries 2017-08-08
7048359 Ink-jet printhead and method for producing the same Ali Emamjomeh, Roger J. Kolodziej, Michael J. Regan, Harold Lee Van Nice 2006-05-23
6997540 Substrate for fluid ejection devices Janis Horvath, Joseph E. Scheffelin, Mohammad Akhavin, David K. McElfresh, Noah Lassar 2006-02-14
6880246 Method of forming substrate with fluid passage supports Janis Horvath, Mohammad Akhavin, Joseph E. Scheffelin, David K. McElfresh, Pere Esterri 2005-04-19
6843552 Electrical circuit for printhead assembly David K. McElfresh, Noah Lassar, Mohammad Akhavain, Joseph E. Scheffelin, Janis Horvath +1 more 2005-01-18
6705705 Substrate for fluid ejection devices Janis Horvath, Joseph E. Scheffelin, Mohammad Akhavain, David K. McElfresh, Noah Lassar 2004-03-16
6659596 Ink-jet printhead and method for producing the same Ali Emamjomeh, Roger J. Kolodziej, Michael J. Regan, Harold Lee Van Nice 2003-12-09
6557976 Electrical circuit for wide-array inkjet printhead assembly David K. McElfresh, Noah Lassar, Mohammad Akhavain, Joseph E. Scheffelin, Janis Horvath +1 more 2003-05-06
6543880 Inkjet printhead assembly having planarized mounting layer for printhead dies Mohammad Akhavain, Robert-Scott Melendrino Lopez, Janis Horvath, Joseph E. Scheffelin, David K. Mc Elfresh 2003-04-08
6523940 Carrier for fluid ejection device Joseph E. Scheffelin, Janis Horvath, Lawrence H. White, Ali Emamjomeh, Paul Mark Haines 2003-02-25
6520624 Substrate with fluid passage supports Janis Horvath, Mohammad Akhavin, Joseph E. Scheffelin, David K. McElfresh, Pere Esterri 2003-02-18
6464333 Inkjet printhead assembly with hybrid carrier for printhead dies Joseph E. Scheffelin, Janis Horvath, Lawrence H. White, Ali Emamjomeh, Paul Mark Haines 2002-10-15
6431683 Hybrid carrier for wide-array inkjet printhead assembly May F. Ho, Joseph E. Scheffelin, Mohammad Akhavain, Janis Horvath 2002-08-13
6409307 Coplanar mounting of printhead dies for wide-array inkjet printhead assembly Mohammad Akhavain, Robert-Scott Melendrino Lopez, Dale Timm, Janis Horvath, Noah Lassar +2 more 2002-06-25
6341845 Electrical connection for wide-array inkjet printhead assembly with hybrid carrier for printhead dies Joseph E. Scheffelin, Janis Horvath, Lawrence H. White, Ali Emamjomeh, Paul Mark Haines 2002-01-29
6332677 Stable substrate structure for a wide swath nozzle array in a high resolution inkjet printer Steven W. Steinfield, Winthrop D. Childers, Donald G. Harris, Majid Azmoon 2001-12-25
6328428 Ink-jet printhead and method of producing same Ali Emamjomeh 2001-12-11
6273560 Print cartridge coupling and reservoir assembly for use in an inkjet printing system with an off-axis ink supply Norman E. Pawlowski, Jr., Michael E. Peterschmidt, Carrie E. Harris, Winthrop D. Childers, James P. Kearns +1 more 2001-08-14