Patents by Inventor Djuhartini Tandjo

Djuhartini Tandjo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Print cartridges with one-piece printhead supports
    Patent number: 9868309
    Abstract: In some examples, a print cartridge includes a housing, a one-piece printhead support attached to the housing, a printhead supported on a head-land surface area, and a trench in the printhead support surrounding the head-land surface area on at least two sides.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: January 16, 2018
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Kiong Chin Chng, Djuhartini Tandjo
  • Fluid container parts including a latch handle and rib
    Patent number: 9789696
    Abstract: A part of a fluid container includes a wall and a latch handle connected to the wall through a live hinge. The latch handle slants away from the wall. A rib spans over the hinge and is connected to the latch handle and the wall.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: October 17, 2017
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sittampalam Paranan, Djuhartini Tandjo, Yeang Chyn Wong, Lia Wijayanti Pratomo, Kiong Chin Chng, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok
  • PRINT CARTRIDGES WITH ONE-PIECE PRINTHEAD SUPPORTS
    Publication number: 20170239965
    Abstract: In some examples, a print cartridge includes a housing, a one-piece printhead support attached to the housing, a printhead supported on a head-land surface area, and a trench in the printhead support surrounding the head-land surface area on at least two sides.
    Type: Application
    Filed: May 8, 2017
    Publication date: August 24, 2017
    Inventors: Kiong Chin Chng, Djuhartini Tandjo
  • FLUID CONTAINER PARTS INCLUDING A LATCH HANDLE AND RIB
    Publication number: 20170165976
    Abstract: A part of a fluid container includes a wall and a latch handle connected to the wall through a live hinge. The latch handle slants away from the wall. A rib spans over the hinge and is connected to the latch handle and the wall.
    Type: Application
    Filed: February 24, 2017
    Publication date: June 15, 2017
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Sittampalam Paranan, Djuhartini Tandjo, Yeang Chyn Wong, Lia Wijayanti Pratomo, Kiong Chin Chng, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok
  • Printhead assembly with one-piece printhead support
    Patent number: 9676189
    Abstract: A printhead assembly includes a one-piece printhead support. A printhead is supported on a head-land surface area of the printhead support. A trench in the printhead support surrounds the head-land surface area on a number of sides.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: June 13, 2017
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Kiong Chin Chng, Djuhartini Tandjo
  • Fluid container parts including a latch handle and rib
    Patent number: 9616672
    Abstract: A part of a fluid container includes a wall and a latch handle connected to the wall through a live hinge. The latch handle slants away from the wall. A rib spans over the hinge and is connected to the latch handle and the wall.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: April 11, 2017
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sittampalam Paranan, Djuhartini Tandjo, Yeang Chyn Wong, Lia Wijayanti Pratomo, Kiong Chin Chng, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok
  • Printer ink cartridges
    Patent number: 9597886
    Abstract: A printer cartridge is disclosed that is under negative pressure to retain liquid and allows controlled ingress of atmospheric air to release liquid from the printer cartridge. A labyrinth on a surface of the printer ink cartridge provides controlled ingress of atmospheric air having an entrance chamber to allow entry of atmospheric air, an exit chamber in communication with the liquid, and an elongate channel extending between the entrance chamber and the exit chamber. The elongate channel having a raised track formed on the surface and extending along each side of the elongate channel.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: March 21, 2017
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Yeang Chyn Wong, Sittampalam Paranan, Djuhartini Tandjo, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok
  • PRINTHEAD ASSEMBLY WITH ONE-PIECE PRINTHEAD SUPPORT
    Publication number: 20160236468
    Abstract: A printhead assembly includes a one-piece printhead support. A printhead is supported on a head-land surface area of the printhead support. A trench in the printhead support surrounds the head-land surface area on a number of sides.
    Type: Application
    Filed: September 25, 2013
    Publication date: August 18, 2016
    Inventors: Kiong Chin Chng, Djuhartini Tandjo
  • PRINTER INK CARTRIDGES
    Publication number: 20160229192
    Abstract: A printer cartridge is disclosed that is under negative pressure to retain liquid and allows controlled ingress of atmospheric air to release liquid from the printer cartridge. A labyrinth on a surface of the printer ink cartridge provides controlled ingress of atmospheric air having an entrance chamber to allow entry of atmospheric air, an exit chamber in communication with the liquid, and an elongate channel extending between the entrance chamber and the exit chamber. The elongate channel having a raised track formed on the surface and extending along each side of the elongate channel.
    Type: Application
    Filed: September 30, 2013
    Publication date: August 11, 2016
    Inventors: Yeang Chyn WONG, Sittampalam Paranan, Djuhartini Tandjo, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok
  • FLUID CONTAINER PARTS INCLUDING A LATCH HANDLE AND RIB
    Publication number: 20160152038
    Abstract: A part of a fluid container includes a wall and a latch handle connected to the wall through a live hinge. The latch handle slants away from the wall. A rib spans over the hinge and is connected to the latch handle and the wall.
    Type: Application
    Filed: July 10, 2013
    Publication date: June 2, 2016
    Inventors: Paranan Sittampalam, Djuhartini Tandjo, Yeang Chyn Wong, Lia Wijayanti Pratomo, Kiong Chin Ching, Boon Huey Yap, Soo Leng Teo, Ngee Hong Richard Lim, Ping Siew Kwok