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Silam J Choy

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  • Corvallis, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sequenced droplet ejection to deliver fluids
    • Patent number 11,931,738
    • Issue date Mar 19, 2024
    • Hewlett-Packard Development Company, L.P.
    • John Lahmann
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Microfluidic devices
    • Patent number 11,813,610
    • Issue date Nov 14, 2023
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Molded printhead
    • Patent number 11,541,659
    • Issue date Jan 3, 2023
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Monolithic carrier structure including fluid routing for digital di...
    • Patent number 11,383,230
    • Issue date Jul 12, 2022
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A. Nielsen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Monolithic carrier structure for digital dispensing
    • Patent number 11,364,492
    • Issue date Jun 21, 2022
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A. Nielsen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Molded fluid flow structure
    • Patent number 11,130,339
    • Issue date Sep 28, 2021
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Molded printhead
    • Patent number 10,836,169
    • Issue date Nov 17, 2020
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead
    • Patent number 10,603,911
    • Issue date Mar 31, 2020
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Vent
    • Patent number 10,603,922
    • Issue date Mar 31, 2020
    • Hewlett-Packard Development Company, L.P.
    • David R Otis
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer cartridge with multiple backpressure chambers
    • Patent number 10,589,530
    • Issue date Mar 17, 2020
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printed circuit board fluid ejection apparatus
    • Patent number 10,500,858
    • Issue date Dec 10, 2019
    • Hewlett-Packard Development Company, L.P.
    • Gary G. Lutnesky
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead with flexible substrate
    • Patent number 10,479,081
    • Issue date Nov 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid dispenser
    • Patent number 10,369,790
    • Issue date Aug 6, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid manifold
    • Patent number 10,328,695
    • Issue date Jun 25, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Grant

    Printhead with s-shaped die
    • Patent number 10,232,620
    • Issue date Mar 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Michael W. Cumbie
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead die
    • Patent number 10,195,851
    • Issue date Feb 5, 2019
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead assembly
    • Patent number 10,195,852
    • Issue date Feb 5, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print bar structure
    • Patent number 10,189,257
    • Issue date Jan 29, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Molded printhead
    • Patent number 10,029,467
    • Issue date Jul 24, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printed circuit board fluid ejection apparatus
    • Patent number 9,962,936
    • Issue date May 8, 2018
    • Hewlett-Packard Development Company, L.P.
    • Gary G. Lutnesky
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print bar structure
    • Patent number 9,944,079
    • Issue date Apr 17, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Regulator component
    • Patent number 9,925,789
    • Issue date Mar 27, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J Choy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Printhead assembly
    • Patent number 9,908,327
    • Issue date Mar 6, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Molded print bar
    • Patent number 9,902,162
    • Issue date Feb 27, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead die
    • Patent number 9,707,753
    • Issue date Jul 18, 2017
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Device including interposer between semiconductor and substrate
    • Patent number 9,686,864
    • Issue date Jun 20, 2017
    • Hewlett-Packard Development Company, L.P.
    • Robert G Walmsley
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Fluid dispenser
    • Patent number 9,623,657
    • Issue date Apr 18, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Diagonal openings in photodefinable glass
    • Patent number 9,446,590
    • Issue date Sep 20, 2016
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Piezoelectric inkjet die stack
    • Patent number 9,221,247
    • Issue date Dec 29, 2015
    • Hewlett-Packard Development Company, L.P.
    • Tony S. Cruz-Uribe
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid dispenser
    • Patent number 9,211,713
    • Issue date Dec 15, 2015
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    MONOLITHIC CARRIER STRUCTURE INCLUDING FLUID ROUTING FOR DIGITAL DI...
    • Publication number 20220297113
    • Publication date Sep 22, 2022
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A. NIELSEN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FLUID ANALYSIS WITH CHANNELS FORMED IN LIDS
    • Publication number 20220080414
    • Publication date Mar 17, 2022
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • G01 - MEASURING TESTING
  • Information Patent Application

    MICROFLUIDIC DEVICES
    • Publication number 20220072540
    • Publication date Mar 10, 2022
    • Hewlett-Packard Development Company, L.P.
    • Silam J. CHOY
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MICROFLUIDIC DEVICES
    • Publication number 20210229094
    • Publication date Jul 29, 2021
    • Hewlett-Packard Development Company, L.P.
    • Silam J. CHOY
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SEQUENCED DROPLET EJECTION TO DELIVER FLUIDS
    • Publication number 20210138458
    • Publication date May 13, 2021
    • Hewlett-Packard Development Company, L.P.
    • John LAHMANN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DROPLET EJECTORS TO DRAW FLUIDS THROUGH MICROFLUIDIC NETWORKS
    • Publication number 20210031188
    • Publication date Feb 4, 2021
    • Hewlett-Packard Development Company, L.P.
    • John LAHMANN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CHAMBERS TO RECEIVE FLUIDS BY NEGATIVE PRESSURES
    • Publication number 20210023555
    • Publication date Jan 28, 2021
    • Hewlett-Packard Development Company, L.P.
    • John LAHMANN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MOLDED PRINTHEAD
    • Publication number 20200369031
    • Publication date Nov 26, 2020
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD ASSEMBLY
    • Publication number 20190118535
    • Publication date Apr 25, 2019
    • Hewlett-Packard Development Company, L.P.
    • Silam J Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MONOLITHIC CARRIER STRUCTURE FOR DIGITAL DISPENSING
    • Publication number 20190083972
    • Publication date Mar 21, 2019
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A. NIELSEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MONOLITHIC CARRIER STRUCTURE INCLUDING FLUID ROUTING FOR DIGITAL DI...
    • Publication number 20190076837
    • Publication date Mar 14, 2019
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A. NIELSEN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MOLDED PRINTHEAD
    • Publication number 20180304633
    • Publication date Oct 25, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTER CARTRIDGE WITH MULTIPLE BACKPRESSURE CHAMBERS
    • Publication number 20180281429
    • Publication date Oct 4, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD
    • Publication number 20180222194
    • Publication date Aug 9, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD WITH S-SHAPED DIE
    • Publication number 20180215147
    • Publication date Aug 2, 2018
    • Hewlett-Packard Development Company, L.P.
    • Michael W. Cumbie
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD WITH FLEXIBLE SUBSTRATE
    • Publication number 20180215154
    • Publication date Aug 2, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID MANIFOLD
    • Publication number 20180215152
    • Publication date Aug 2, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    PRINTED CIRCUIT BOARD FLUID EJECTION APPARATUS
    • Publication number 20180201017
    • Publication date Jul 19, 2018
    • Hewlett-Packard Development Company, L.P.
    • Gary G. Lutnesky
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINT BAR STRUCTURE
    • Publication number 20180170046
    • Publication date Jun 21, 2018
    • Hewlett-Packard Development Company, L.P.
    • Silam CHOY
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    VENT
    • Publication number 20170368835
    • Publication date Dec 28, 2017
    • Hewlett-Packard Development Company, L.P.
    • David R Otis
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED FLUID FLOW STRUCTURE
    • Publication number 20170305167
    • Publication date Oct 26, 2017
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD ASSEMBLY
    • Publication number 20170266973
    • Publication date Sep 21, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam J Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    REGULATOR COMPONENT
    • Publication number 20170203578
    • Publication date Jul 20, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam J CHOY
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINT BAR STRUCTURE
    • Publication number 20170203565
    • Publication date Jul 20, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam CHOY
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID DISPENSER
    • Publication number 20170190177
    • Publication date Jul 6, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PRINTHEAD ASSEMBLY
    • Publication number 20170028713
    • Publication date Feb 2, 2017
    • Hewlett-Packard Development Company, L.P.
    • Silam J CHOY
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTED CIRCUIT BOARD FLUID EJECTION APPARATUS
    • Publication number 20170028723
    • Publication date Feb 2, 2017
    • HEWLETT-PACKARD DEVELOPEMENT COMPANY, LP
    • Gary G. LUTNESKY
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED PRINTHEAD
    • Publication number 20160009086
    • Publication date Jan 14, 2016
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD DIE
    • Publication number 20160009082
    • Publication date Jan 14, 2016
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID DISPENSER
    • Publication number 20160001555
    • Publication date Jan 7, 2016
    • Hewlett-Packard Development Company, L.P.
    • Silam J. Choy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS