Patents by Inventor Masato Imamura

Masato Imamura 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: 20250003068
    Abstract: There is provided a technique that includes: forming a film containing an element and nitrogen on a substrate by performing a cycle including: (a) forming a first layer by supplying a source gas containing the element and a halogen element to the substrate; (b) generating a first active species by plasma-exciting and supplying an elemental gas containing the first active species to the substrate; and (c) forming a second layer by generating a second active species by plasma-exciting a reactive gas containing nitrogen and supplying the reactive gas containing the second active species to the substrate, wherein (b) includes generating a third active species by plasma-exciting and supplying a compound gas containing the third active species to the substrate, and a ratio of a supply amount of the compound gas to that of the elemental gas is set to be lower than ½ in (b).
    Type: Application
    Filed: September 11, 2024
    Publication date: January 2, 2025
    Inventors: Kazuyuki OKUDA, Tomoki IMAMURA, Takaaki NODA, Masato TERASAKI
  • Patent number: 12148611
    Abstract: There is included (a) loading a substrate into a process container; (b) performing a process of forming a film on the substrate in the process container by alternately or simultaneously performing, a predetermined number of times, supplying a precursor gas from a first supplier to the substrate, and supplying a reaction gas from a second supplier to the substrate; (c) unloading the processed substrate from an interior of the process container; and (d) oxidizing at least one part of a film formed inside the process container in (b) so as to change the at least one part into an oxide film in a state in which the processed substrate is unloaded from the interior of the process container, wherein in (d), an oxygen-containing gas and a hydrogen-containing gas are supplied into the process container and at that time, the hydrogen-containing gas is supplied toward the first supplier.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: November 19, 2024
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Takaaki Noda, Tomoki Imamura, Kazuyuki Okuda, Masato Terasaki
  • Patent number: 12091562
    Abstract: A composition for aqueous ink contains water and a coloring material, wherein the calcium ion content x (ppm) and the oxalate ion content y (ppm) in the composition for aqueous ink jet satisfy the relation of y?3491.8x?3.386.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: September 17, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kei Hiruma, Homare Kuribayashi, Shotaro Watanabe, Koji Imamura, Masato Hanamura, Jungo Asano
  • Patent number: 12094737
    Abstract: A substrate processing apparatus includes a discharge part including a nozzle configured to discharge a processing liquid onto a substrate; a liquid feeder configured to feed the processing liquid to the discharge part; a replenishment part configured to replenish the liquid feeder with the processing liquid to be fed to the discharge part; a connector including a switching valve configured to open/close a flow path between the replenishment part and the liquid feeder; a filter configured to remove foreign matters contained in the processing liquid; a replenishment preparation part configured to open the switching valve after reducing a pressure difference between the inside of the replenishment part and the liquid feeder; and a replenishment controller configured to start replenishment of the processing liquid from the replenishment part to the liquid feeder in a state in which the switching valve is opened by the replenishment preparation part.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: September 17, 2024
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Masayuki Kajiwara, Katsunori Ichino, Daisuke Ishimaru, Takuya Tajiri, Atsushi Yamamoto, Masato Imamura, Tomohiko Muta, Tetsuro Iriyama, Takeaki Sakamoto, Hiroki Okaguchi, Kenji Adachi
  • Publication number: 20210020464
    Abstract: A substrate processing apparatus includes a discharge part including a nozzle configured to discharge a processing liquid onto a substrate; a liquid feeder configured to feed the processing liquid to the discharge part; a replenishment part configured to replenish the liquid feeder with the processing liquid to be fed to the discharge part; a connector including a switching valve configured to open/close a flow path between the replenishment part and the liquid feeder; a filter configured to remove foreign matters contained in the processing liquid; a replenishment preparation part configured to open the switching valve after reducing a pressure difference between the inside of the replenishment part and the liquid feeder; and a replenishment controller configured to start replenishment of the processing liquid from the replenishment part to the liquid feeder in a state in which the switching valve is opened by the replenishment preparation part.
    Type: Application
    Filed: July 16, 2020
    Publication date: January 21, 2021
    Inventors: Masayuki KAJIWARA, Katsunori ICHINO, Daisuke ISHIMARU, Takuya TAJIRI, Atsushi YAMAMOTO, Masato IMAMURA, Tomohiko MUTA, Tetsuro IRIYAMA, Takeaki SAKAMOTO, Hiroki OKAGUCHI, Kenji ADACHI
  • Publication number: 20030197780
    Abstract: Image data is provided which has image conversion parameters recorded in an image format in an unphotographed area of an annular image, the annular image being shot by an omnidirectional camera. Thus the image conversion parameters are stored or transmitted along with the annular image in the same format.
    Type: Application
    Filed: June 18, 2002
    Publication date: October 23, 2003
    Inventors: Osamu Iwaki, Naoki Takamoto, Kazuya Mitsuyama, Masato Imamura
  • Publication number: 20030000068
    Abstract: Method for producing a sputtering target with a lowered oxygen content by providing an alloy selected from the group consisting of NiFe, CoCrPt, CoCrPtB, CoPt, PtMn, FeAlSi, FeCo, and FeMn; adding an oxygen scavenger element to the molten alloy selected from the group consisting of Group 4A, 3B and 4B elements; melting the alloy and the oxygen scavenger; reacting the oxygen scavenger element with oxygen in the melt to reduce the oxygen content of the alloy to a level of not more than 50 ppm and achieving a residual oxygen scavenger element content of not more than 100 ppm.
    Type: Application
    Filed: August 28, 2002
    Publication date: January 2, 2003
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Satoru Kobayashi, Yoshihiro Sera, Norioki Ikeda, Masato Imamura, Shuji Shihara, Hiroyuki Sakai
  • Publication number: 20020017458
    Abstract: A sputtering target with a lowered oxygen content is provided which can prevent a deterioration in properties of a magnetic film caused by unavoidably included oxygen present in an alloy material system. The sputtering target contains an oxygen scavenger comprising an element capable of reducing metal components constituting the sputtering target, the lowered oxygen content of the sputtering target having been achieved by the oxygen scavenger.
    Type: Application
    Filed: January 24, 2001
    Publication date: February 14, 2002
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Satoru Kobayashi, Yoshihiro Sera, Norioki Ikeda, Masato Imamura, Shuji Shihara, Hiroyuki Sakai
  • Patent number: 6063332
    Abstract: The method of making the metal fiber sintered body includes making a coiled material by coiling a thin sheet of Fe--Cr--Al--La, Fe--Cr--Al--Y or Fe--Cr--Al--Ce stainless steel; making a tow of Fe--Cr--Al--La, Fe--Cr--Al--Y or Fe--Cr--Al--Ce continuous fibers by lathe turning an end face of the coiled material at a tool feed speed of from 5 to 40 .mu.m/rev; extending the tow in a width direction and cutting the tow with a roller type cutting assembly to form Fe--Cr--Al--La, Fe--Cr--Al--Y or Fe--Cr--Al--Ce stainless steel fibers having a fiber length of 20 to 200 mm; feeding the Fe--Cr--Al--La, Fe--Cr--Al--Y or Fe--Cr--Al--Ce stainless steel fibers having the fiber length of 20 to 200 mm to a conveyor; dropping the stainless steel fibers onto the conveyor and dispersing the stainless steel fibers by making an air current act on the stainless steel fibers; transporting the resulting sheet-shaped accumulation on the conveyor and compressing it to form a web and sintering the web.
    Type: Grant
    Filed: September 25, 1996
    Date of Patent: May 16, 2000
    Assignee: Sintokogio, Ltd.
    Inventors: Masato Imamura, Kiichi Nakajima, Akira Yanagisawa, Masao Kaneko
  • Patent number: 5800790
    Abstract: A filter is provided for treating carbon-based particles in exhaust gas discharged from a diesel internal combustion engine, etc., said filter providing in addition to a high throughput capacity, excellent durability, and good economic and maintenance properties, and a device for treating carbon-based particles in exhaust gas having a high throughput capacity, the regeneration of which is easy. This filter is obtained by cutting an end face of a coiled material that is obtained by winding a sheet of a high-temperature resistant stainless steel having resistance heat-generating properties to produce fibers, gathering the thus-produced fibers to form a web, sintering the web, heat-treating the sintered web to form an alumina film on the surface of the sintered fibers, and optionally supporting a catalyst on the alumina film.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: September 1, 1998
    Assignee: Sintokogio, Ltd.
    Inventors: Masato Imamura, Kiichi Nakajima, Katsumi Jindo, Toshio Asami, Tatsuhiko Kato, Kouichi Ushiroebisu, Yukio Aizawa, Yasuo Sekido, Akira Goto, Tomonari Komiyama
  • Patent number: 5437832
    Abstract: An improved process is provided for preparing a porous ceramic product. By this process, a mixture of metal grains, ceramic grains, and short glass fibers is molded by a slurry casting method and dried and then sintered by heating in an oxidizing or nitriding gaseous atmosphere.
    Type: Grant
    Filed: November 5, 1993
    Date of Patent: August 1, 1995
    Assignee: Sintokogio, Ltd.
    Inventors: Masato Imamura, Kiichi Nakajima, Akira Yanagisawa