Patents by Inventor Mamoru Kosakai

Mamoru Kosakai 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).

  • Publication number: 20180108555
    Abstract: An electrostatic chuck device includes: a placing plate having a placement surface on which a plate-like sample is placed on one side thereof; an electrostatic attraction electrode provided on the other side of the first ceramic plate; and a first organic insulating layer provided between the first ceramic plate and the electrostatic attraction electrode. The electrostatic chuck device further has a supporting plate provided between the first organic insulating layer and the electrostatic attraction electrode.
    Type: Application
    Filed: February 25, 2016
    Publication date: April 19, 2018
    Inventors: Mamoru KOSAKAI, Shinichi MAETA, Keisuke MAEDA
  • Publication number: 20180025933
    Abstract: An electrostatic chuck part of an electrostatic chuck device has an electrostatic chuck part inner peripheral surface surrounding an opening of a chuck part through-hole, and an electrostatic chuck part outer peripheral surface surrounding the electrostatic chuck part inner peripheral surface. An insulator has an insulator main body in which an insulator through-hole having an opening on the electrostatic chuck part side is formed, an insulator inner end face, and an insulator outer end face which faces the electrostatic chuck part outer peripheral surface. The insulator inner end face and the electrostatic chuck part inner peripheral surface are in contact with each other, or an adhesion layer or a plasma-resistant adhesive layer extends in a gap between the insulator inner end face and the electrostatic chuck part inner peripheral surface. The plasma-resistant adhesive layer is formed between the electrostatic chuck part outer peripheral surface and the insulator outer end face.
    Type: Application
    Filed: February 3, 2016
    Publication date: January 25, 2018
    Applicant: SUMITOMO OSAKA CEMENT CO., LTD.
    Inventors: Kazunori ISHIMURA, Kazuto ANDO, Kentaro TAKAHASHI, Yuhki KINPARA, Shinichi MAETA, Mamoru KOSAKAI
  • Publication number: 20170323819
    Abstract: Provided is an electrostatic chucking device having high heat resistance. The electrostatic chucking device of the present invention includes a first ceramic plate which includes a first surface on which a substrate is able to be placed and a second surface on the opposite side thereof, and in which an internal electrode for electrostatic adsorption is embedded; a heating member fixed to the second surface; a second ceramic plate adhered to the first ceramic plate and the heating member via a first adhesive layer; and a cooling base portion adhered to the second ceramic plate via a second adhesive layer and cools at least the second ceramic plate. The first adhesive layer has a higher heat resistance than the second adhesive layer. The second adhesive layer has a smaller Young's modulus than the first adhesive layer.
    Type: Application
    Filed: November 11, 2015
    Publication date: November 9, 2017
    Inventor: Mamoru KOSAKAI
  • Patent number: 9721822
    Abstract: Disclosed is an electrostatic chuck apparatus which is configured of: an electrostatic chuck section; an annular focus ring section provided to surround the electrostatic chuck section; and a cooling base section which cools the electrostatic chuck section and the focus ring section. The focus ring section is provided with an annular focus ring, an annular heat conducting sheet, an annular ceramic ring, a nonmagnetic heater, and an electrode section that supplies power to the heater.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: August 1, 2017
    Assignees: Tokyo Electron Limited, Sumitomo Osaka Cement Co., Ltd.
    Inventors: Yasuharu Sasaki, Kenji Masuzawa, Toshiyuki Makabe, Mamoru Kosakai, Takashi Satou, Kazunori Ishimura, Ryuuji Hayahara, Hitoshi Kouno
  • Patent number: 9466518
    Abstract: An electrostatic chuck device is provided in which there is no concern that a plate-shaped sample may be deformed when adsorbing the plate-shaped sample or when detaching the plate-shaped sample, the temperature of the plate-shaped sample is uniformized, and particles are not easily produced.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: October 11, 2016
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Shinichi Maeta, Mamoru Kosakai, Yukio Miura, Takeshi Otsuka
  • Patent number: 9412635
    Abstract: An electrostatic chuck device includes an electrostatic chuck part that has an upper surface as a placement surface for placing a plate-shaped sample and has an internal electrode for electrostatic attraction built therein; and a cooling base part that cools the electrostatic chuck part. The electrostatic chuck part and the cooling base part are integrally adhered to each other via an adhesive layer. An insulator having a double pipe structure including an insulator and an insulator provided coaxially with an outer peripheral portion of the insulator is provided in a cooling gas hole, formed in the electrostatic chuck part and the cooling base part, so as to cover an exposed surface of the adhesive layer on the cooling gas hole side.
    Type: Grant
    Filed: February 6, 2013
    Date of Patent: August 9, 2016
    Assignees: Tokyo Electron Limited, Sumitomo Osaka Cement Co., Ltd.
    Inventors: Yasuharu Sasaki, Kaoru Oohashi, Tomoyuki Takahashi, Tadashi Aoto, Mamoru Kosakai, Shinichi Maeta, Yukio Miura, Takashi Sato, Kei Furuuchi
  • Patent number: 9343346
    Abstract: An electrostatic chuck apparatus including: an electrostatic chuck section having one main surface that is a mounting surface on which a plate specimen is mounted, and being equipped with an electrostatic adsorbing internal electrode; and a temperature adjusting base section that adjusts the electrostatic chuck section to a desired temperature, wherein a heating member is bonded to a main surface of the electrostatic chuck section, which is opposite to the mounting surface, via an adhesive material, the whole or a part of the main surface of the temperature adjusting base section, which is on the side of the electrostatic chuck section, is covered with a sheet or film of insulating material, and the electrostatic chuck section bonded with the heating member and the temperature adjusting base section covered with the insulating material are bonded and integrated via an insulating organic adhesive layer formed by curing a liquid adhesive.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: May 17, 2016
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Mamoru Kosakai, Kazunori Ishimura, Takashi Satou, Ryuuji Hayahara, Takeshi Watanabe, Yoshiaki Moriya, Kei Furuuchi
  • Patent number: 9269600
    Abstract: An electrostatic chuck device includes an electrostatic chuck section (2), which has a principal surface that is a mounting surface on which a plate-like sample (W) is placed, and has an internal electrode for electrostatic adsorption (13) incorporated in the section, and a temperature adjustment base section (3) which adjusts the temperature of the electrostatic chuck section (2); wherein a part or all of a surface of the temperature adjustment base section (3) is covered by a sheet-like or film-like insulating material (4) wherein the surface faces the side where the electrostatic chuck section is located; a thin plate-like heater element (5) is bonded on the insulating material (4); and the electrostatic chuck section (2) and the temperature adjustment base section (3) are integrated with each other via an organic insulating adhesive layer (6) formed by curing a liquid adhesive.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: February 23, 2016
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Yukio Miura, Kazunori Ishimura, Mamoru Kosakai
  • Patent number: 9209061
    Abstract: An electrostatic chuck device is provided in which it is possible to uniformize an in-plane temperature distribution in a placement surface on which a plate-shaped sample such as a wafer is placed and it is possible to improve in-plane uniformity of plasma etching of the plate-shaped sample by uniformizing plasma density on the plate-shaped sample.
    Type: Grant
    Filed: September 26, 2012
    Date of Patent: December 8, 2015
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Ryuuji Hayahara, Kazunori Ishimura, Mamoru Kosakai
  • Publication number: 20150179492
    Abstract: Disclosed is an electrostatic chuck apparatus which is configured of: an electrostatic chuck section; an annular focus ring section provided to surround the electrostatic chuck section; and a cooling base section which cools the electrostatic chuck section and the focus ring section. The focus ring section is provided with an annular focus ring, an annular heat conducting sheet, an annular ceramic ring, a nonmagnetic heater, and an electrode section that supplies power to the heater.
    Type: Application
    Filed: March 6, 2015
    Publication date: June 25, 2015
    Inventors: Yasuharu Sasaki, Kenji Masuzawa, Toshiyuki Makabe, Mamoru Kosakai, Takashi Satou, Kazunori Ishimura, Ryuuji Hayahara, Hitoshi Kouno
  • Patent number: 8981263
    Abstract: Disclosed is an electrostatic chuck apparatus which is configured of: an electrostatic chuck section; an annular focus ring section provided to surround the electrostatic chuck section; and a cooling base section which cools the electrostatic chuck section and the focus ring section. The focus ring section is provided with an annular focus ring, an annular heat conducting sheet, an annular ceramic ring, a nonmagnetic heater, and an electrode section that supplies power to the heater.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: March 17, 2015
    Assignees: Tokyo Electron Limited, Sumitomo Osaka Cement Co., Ltd.
    Inventors: Yasuharu Sasaki, Kenji Masuzawa, Toshiyuki Makabe, Mamoru Kosakai, Takashi Satou, Kazunori Ishimura, Ryuuji Hayahara, Hitoshi Kouno
  • Publication number: 20140376148
    Abstract: An electrostatic chuck device includes an electrostatic chuck part that has an upper surface as a placement surface for placing a plate-shaped sample and has an internal electrode for electrostatic attraction built therein; and a cooling base part that cools the electrostatic chuck part. The electrostatic chuck part and the cooling base part are integrally adhered to each other via an adhesive layer. An insulator having a double pipe structure including an insulator and an insulator provided coaxially with an outer peripheral portion of the insulator is provided in a cooling gas hole, formed in the electrostatic chuck part and the cooling base part, so as to cover an exposed surface of the adhesive layer on the cooling gas hole side.
    Type: Application
    Filed: February 6, 2013
    Publication date: December 25, 2014
    Inventors: Yasuharu Sasaki, Kaoru Oohashi, Tomoyuki Takahashi, Tadashi Aoto, Mamoru Kosakai, Shinichi Maeta, Yukio Miura, Takashi Sato, Kei Furuuchi
  • Publication number: 20140355169
    Abstract: An electrostatic chuck device is provided in which there is no concern that a plate-shaped sample may be deformed when adsorbing the plate-shaped sample or when detaching the plate-shaped sample, the temperature of the plate-shaped sample is uniformized, and particles are not easily produced.
    Type: Application
    Filed: May 23, 2014
    Publication date: December 4, 2014
    Applicant: SUMITOMO OSAKA CEMENT CO., LTD.
    Inventors: Shinichi Maeta, Mamoru Kosakai, Yukio Miura, Takeshi Otsuka
  • Publication number: 20140301010
    Abstract: An electrostatic chuck device is provided in which it is possible to uniformize an in-plane temperature distribution in a placement surface on which a plate-shaped sample such as a wafer is placed and it is possible to improve in-plane uniformity of plasma etching of the plate-shaped sample by uniformizing plasma density on the plate-shaped sample.
    Type: Application
    Filed: September 26, 2012
    Publication date: October 9, 2014
    Applicant: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Ryuuji Hayahara, Kazunori Ishimura, Mamoru Kosakai
  • Publication number: 20140204975
    Abstract: There are provided a plate-shaped body for temperature measurement which, simply by being mounted on a mounting surface of an electrostatic chuck apparatus and without using a semiconductor wafer itself which is a product, is able to easily optimize the in-plane temperature distribution of the mounting surface of the electrostatic chuck apparatus, the temperature rising characteristics, and the cooling characteristics during decreases in temperature, and a temperature measuring apparatus provided with the same.
    Type: Application
    Filed: August 22, 2012
    Publication date: July 24, 2014
    Applicant: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Mamoru Kosakai, Kazunori Ishimura, Takeshi Watanabe, Hitoshi Kouno, Ryuuji Hayahara
  • Publication number: 20140042716
    Abstract: An electrostatic chuck device includes an electrostatic chuck section (2), which has a principal surface that is a mounting surface on which a plate-like sample (W) is placed, and has an internal electrode for electrostatic adsorption (13) incorporated in the section, and a temperature adjustment base section (3) which adjusts the temperature of the electrostatic chuck section (2); wherein a part or all of a surface of the temperature adjustment base section (3) is covered by a sheet-like or film-like insulating material (4) wherein the surface faces the side where the electrostatic chuck section is located; a thin plate-like heater element (5) is bonded on the insulating material (4); and the electrostatic chuck section (2) and the temperature adjustment base section (3) are integrated with each other via an organic insulating adhesive layer (6) formed by curing a liquid adhesive.
    Type: Application
    Filed: April 27, 2012
    Publication date: February 13, 2014
    Applicant: SUMITOMO OSAKA CEMENT CO., LTD.
    Inventors: Yukio Miura, Kazunori Ishimura, Mamoru Kosakai
  • Publication number: 20120299253
    Abstract: The present invention provides an electrostatic chuck apparatus including: an electrostatic chuck section having one main surface that is a mounting surface on which a plate specimen is mounted, and being equipped with an electrostatic adsorbing internal electrode; and a temperature adjusting base section that adjusts the electrostatic chuck section to a desired temperature, wherein a heating member is bonded to a main surface of the electrostatic chuck section, which is opposite to the mounting surface, via an adhesive material, the whole or a part of the main surface of the temperature adjusting base section, which is on the side of the electrostatic chuck section, is covered with a sheet-like or film-like insulating material, and the electrostatic chuck section bonded with the heating member and the temperature adjusting base section covered with the sheet-like or the film-like insulating material are bonded and integrated via an insulating organic adhesive layer formed by curing a liquid adhesive.
    Type: Application
    Filed: January 28, 2011
    Publication date: November 29, 2012
    Applicant: SUMITOMO OSAKA CEMENT CO., LTD.
    Inventors: Mamoru Kosakai, Kazunori Ishimura, Takashi Satou, Ryuuji Hayahara, Takeshi Watanabe, Yoshiaki Moriya, Kei Furuuchi
  • Publication number: 20120281334
    Abstract: Disclosed is an electrostatic chuck apparatus which is configured of: an electrostatic chuck section; an annular focus ring section provided to surround the electrostatic chuck section; and a cooling base section which cools the electrostatic chuck section and the focus ring section. The focus ring section is provided with an annular focus ring, an annular heat conducting sheet, an annular ceramic ring, a nonmagnetic heater, and an electrode section that supplies power to the heater.
    Type: Application
    Filed: December 8, 2010
    Publication date: November 8, 2012
    Applicants: SUMITOMO OSAKA CEMENT CO., LTD., TOKYO ELECTRON LIMITED
    Inventors: Yasuharu Sasaki, Kenji Masuzawa, Toshiyuki Makabe, Mamoru Kosakai, Takashi Satou, Kazunori Ishimura, Ryuuji Hayahara, Hitoshi Kouno
  • Patent number: 8284538
    Abstract: An electrostatic chuck device includes an electrostatic chuck section, a metal base section, and a dielectric plate. The electrostatic chuck section has a substrate, a main surface of which serves as a mounting surface for a plate-like sample, an electrostatic-adsorption inner electrode built in the substrate, and a power supply terminal for applying a DC voltage to the electrostatic-adsorption inner electrode. Here, a dielectric plate is fixed to a concave portion formed in the metal base section. The dielectric plate and the electrostatic chuck section are adhesively bonded to each other with an insulating adhesive bonding layer interposed therebetween. The dielectric plate and the concave portion are adhesively bonded to each other with a conductive adhesive bonding layer interposed therebetween, the volume resistivity of which is 1.0×10?2 ?cm or less.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: October 9, 2012
    Assignees: Tokyo Electron Limited, Sumitomo Osaka Cement Co., Ltd.
    Inventors: Shinji Himori, Shoichiro Matsuyama, Atsushi Matsuura, Hiroshi Inazumachi, Mamoru Kosakai, Yukio Miura, Keigo Maki
  • Patent number: 8264813
    Abstract: An electrostatic chuck device which enables to perform a plasma process having high in-plane uniformity to a plane-like sample by improving the in-plane uniformity of the electric field intensity in a plasma when applied to a plasma processing apparatus. Specifically disclosed is an electrostatic chuck device (21) including an electrostatic chuck section (22), a metal base section (23) serving as a high-frequency generating electrode, and an insulating plate (24). The electrostatic chuck section (22) is composed of a dielectric plate (31) whose top surface (31a) serves as a mounting surface on which a plate-like sample (W) is placed, a supporting plate (32), an electrostatic-adsorption inner electrode (25), and an insulating layer (33). The electrostatic-adsorption inner electrode (25) is made of a composite sintered body containing an insulating ceramic and silicon carbide, while having a volumetric resistance of not less than 1.0×10?1 ?cm but not more than 1.0×108 ?cm.
    Type: Grant
    Filed: August 1, 2007
    Date of Patent: September 11, 2012
    Assignee: Sumitomo Osaka Cement Co., Ltd.
    Inventors: Hiroshi Inazumachi, Mamoru Kosakai, Yukio Miura, Keigo Maki