Patents by Inventor VINOD KONDA PURATHE

VINOD KONDA PURATHE 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).

  • Patent number: 11555244
    Abstract: Embodiments of showerheads are provided herein. In some embodiments, a showerhead for use in a process chamber includes a gas distribution plate having an upper surface and a lower surface; a plurality of channels extending through the gas distribution plate substantially perpendicular to the lower surface; a plurality of first gas delivery holes extending from the upper surface to the lower surface between adjacent channels of the plurality of channels to deliver a first process gas through the gas distribution plate; and a plurality of second gas delivery holes extending from the plurality of channels to the lower surface to deliver a second process gas therethrough without mixing with the first process gas.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: January 17, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Pingyan Lei, Dien-Yeh Wu, Jallepally Ravi, Takashi Kuratomi, Xiaoxiong Yuan, Manjunatha Koppa, Vinod Konda Purathe
  • Publication number: 20210176831
    Abstract: Embodiments of a lid heater for a deposition chamber are provided herein. In some embodiments, a lid heater for a deposition chamber includes a ceramic heater body having a first side opposite a second side, wherein the ceramic heater body includes a first plurality of gas channels extending from one or more first gas inlets on the first side, wherein each of the one or more first gas inlets extend to a plurality of first gas outlets on the second side; a heating element embedded in the ceramic heater body; and an RF electrode embedded in the ceramic heater body proximate the second side, wherein the first plurality of gas channels extend through the RF electrode.
    Type: Application
    Filed: November 30, 2020
    Publication date: June 10, 2021
    Inventors: Pingyan LEI, Dien-Yeh WU, Jallepally RAVI, Manjunatha KOPPA, Ambarish TOORIHAL, Sandesh YADAMANE, Vinod Konda PURATHE, Xiaoxiong YUAN
  • Publication number: 20210130956
    Abstract: Embodiments of showerheads are provided herein. In some embodiments, a showerhead for use in a process chamber includes a gas distribution plate having an upper surface and a lower surface; a plurality of channels extending through the gas distribution plate substantially perpendicular to the lower surface; a plurality of first gas delivery holes extending from the upper surface to the lower surface between adjacent channels of the plurality of channels to deliver a first process gas through the gas distribution plate; and a plurality of second gas delivery holes extending from the plurality of channels to the lower surface to deliver a second process gas therethrough without mixing with the first process gas.
    Type: Application
    Filed: October 23, 2020
    Publication date: May 6, 2021
    Inventors: Pingyan LEI, Dien-Yeh WU, Jallepally RAVI, Takashi KURATOMI, Xiaoxiong YUAN, Manjunatha KOPPA, Vinod Konda PURATHE
  • Publication number: 20210032753
    Abstract: Methods and apparatus for gas distribution in a process chamber leverage dual electrodes to provide RF power and an RF ground return in a single showerhead. In some embodiments, the apparatus includes a showerhead composed of a non-metallic material with a first gas channel and a second gas channel, the first gas channel and the second gas channel being independent of each other, and the first gas channel including a plurality of through holes from a top surface of the showerhead to a bottom surface of the showerhead and the second gas channel including a plurality of holes on the bottom surface of the showerhead connected to one or more gas inlets on a side of the showerhead, a first electrode embedded in the showerhead near a top surface of the showerhead, and a second electrode embedded in the showerhead near a bottom surface of the showerhead.
    Type: Application
    Filed: July 21, 2020
    Publication date: February 4, 2021
    Inventors: Jallepally RAVI, Dien-Yeh WU, Pingyan LEI, Manjunatha P. KOPPA, Vinod Konda PURATHE, Takashi KURATOMI, Mei CHANG, Xiaoxiong YUAN
  • Patent number: 10892180
    Abstract: Embodiments of lift pin assemblies are provided herein. In some embodiments, a lift pin assembly includes an elongate base formed of a first material and having a first feature formed in a distal end of the base to interface with and removably support a tip; and a tip formed of a second material different than the first material and having a support surface on a first side of the tip and an opposing second side of the tip, wherein the opposing second side includes a second feature to mate with the first feature of the base to removably retain the tip on the distal end of the base.
    Type: Grant
    Filed: August 2, 2014
    Date of Patent: January 12, 2021
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Bonnie T. Chia, Jallepally Ravi, Manjunatha Koppa, Vinod Konda Purathe, Cheng-Hsiung Matthew Tsai, Aravind Miyar Kamath
  • Patent number: 10704142
    Abstract: Embodiments of the present disclosure are directed to a quick disconnect resistance temperature detector (RTD) heater assembly, that includes a first assembly comprising a pedestal, a pedestal shaft, an adapter, one or more heater power supply terminals, and at least one RTD, and a second assembly comprising a rotating module having a central opening, and a cable assembly partially disposed in the central opening and securely fastened to the rotating module, wherein the first assembly is removably coupled to the second assembly, wherein the cable assembly includes one or more power supply sockets that receive the heater power supply terminals when the first and second assemblies are coupled together, and wherein the cable assembly includes one or more spring loaded RTD pins that contact the at least one RTD disposed in the first assembly when the first and second assemblies are coupled together.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: July 7, 2020
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Muhannad Mustafa, Muhammad M. Rasheed, Mario Dan Sanchez, Yu Chang, William Kuang, Vinod Konda Purathe, Manjunatha Koppa
  • Publication number: 20190032210
    Abstract: Embodiments of the present disclosure are directed to a quick disconnect resistance temperature detector (RTD) heater assembly, that includes a first assembly comprising a pedestal, a pedestal shaft, an adapter, one or more heater power supply terminals, and at least one RTD, and a second assembly comprising a rotating module having a central opening, and a cable assembly partially disposed in the central opening and securely fastened to the rotating module, wherein the first assembly is removably coupled to the second assembly, wherein the cable assembly includes one or more power supply sockets that receive the heater power supply terminals when the first and second assemblies are coupled together, and wherein the cable assembly includes one or more spring loaded RTD pins that contact the at least one RTD disposed in the first assembly when the first and second assemblies are coupled together.
    Type: Application
    Filed: July 27, 2017
    Publication date: January 31, 2019
    Inventors: Muhannad MUSTAFA, Muhammad M. RASHEED, Mario Dan SANCHEZ, Yu CHANG, William Kuang, Vinod Konda PURATHE, Manjunatha KOPPA
  • Publication number: 20180197760
    Abstract: Processing platforms comprising a central transfer station having at least one robot and a dual chamber processing chamber connected to a side of the central transfer station through a gate valve are described. The dual chamber processing chamber comprises a first processing volume and a second processing volume connected to a shared vacuum pump.
    Type: Application
    Filed: January 5, 2018
    Publication date: July 12, 2018
    Inventors: Deepak Jadhav, Jallepally Ravi, Manjunatha Koppa, Vinod Konda Purathe, Sandesh Yadamane
  • Publication number: 20150348823
    Abstract: Embodiments of lift pin assemblies are provided herein. In some embodiments, a lift pin assembly includes an elongate base formed of a first material and having a first feature formed in a distal end of the base to interface with and removably support a tip; and a tip formed of a second material different than the first material and having a support surface on a first side of the tip and an opposing second side of the tip, wherein the opposing second side includes a second feature to mate with the first feature of the base to removably retain the tip on the distal end of the base.
    Type: Application
    Filed: August 2, 2014
    Publication date: December 3, 2015
    Inventors: BONNIE T. CHIA, JALLEPALLY RAVI, MANJUNATHA KOPPA, VINOD KONDA PURATHE, CHENG-HSIUNG MATTHEW TSAI, ARAVIND MIYAR KAMATH