Patents by Inventor Tsukasa Hori
Tsukasa Hori 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: 10306743Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: GrantFiled: December 17, 2018Date of Patent: May 28, 2019Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Kouji Kakizaki, Tatsuya Yanagida, Osamu Wakabayashi, Hakaru Mizoguchi
-
Publication number: 20190141826Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: ApplicationFiled: December 17, 2018Publication date: May 9, 2019Applicant: Gigaphoton Inc.Inventors: Tsukasa HORI, Kouji KAKIZAKI, Tatsuya YANAGIDA, Osamu WAKABAYASHI, Hakaru MIZOGUCHI
-
Publication number: 20190116655Abstract: An extreme UV light generation device may include: a chamber having a plasma generation region at an inside of the chamber, the chamber receiving a target substance externally supplied to the plasma generation region; an outlet port provided on the chamber; a magnetic field generating unit configured to generate a magnetic field to converge cations on the outlet port, the cations being generated from the target substance that has been turned into plasma in the plasma generation region; an electron emission unit configured to emit electrons neutralizing the cations; and an exhaust tube joined to the outlet port and through which a neutralized substance obtained by neutralizing the cations flows.Type: ApplicationFiled: December 10, 2018Publication date: April 18, 2019Applicant: Gigaphoton Inc.Inventors: Tsukasa HORI, Shinji OKAZAKI
-
Patent number: 10251255Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: GrantFiled: September 20, 2018Date of Patent: April 2, 2019Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Kouji Kakizaki, Tatsuya Yanagida, Osamu Wakabayashi, Hakaru Mizoguchi
-
Patent number: 10251253Abstract: An extreme ultraviolet light generation device may include a chamber in which a target is irradiated with laser light and extreme ultraviolet light is generated, and a target supply unit configured to eject a target into the chamber. The target supply unit may be provided with a nozzle member including an ejection face having an ejection port configured to eject the target into the chamber. An angle ?1 defined by the ejection face and the gravity axis may satisfy a condition of “0 degrees<?1<90 degrees”.Type: GrantFiled: February 5, 2018Date of Patent: April 2, 2019Assignee: Gigaphoton Inc.Inventors: Fumio Iwamoto, Tsukasa Hori, Toshiyuki Hirashita
-
Patent number: 10237961Abstract: A target supply device according to a first aspect of the present disclosure is configured to supply a metal target in a plasma generation region and may include a tank configured to house the metal target, a filter having been subjected to a dehydration process, the filter being configured to suppress passage of particles in the metal target housed in the tank, and a nozzle provided with a nozzle hole configured to eject the metal target that has passed through the filter.Type: GrantFiled: October 9, 2018Date of Patent: March 19, 2019Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Yutaka Shiraishi, Shinya Ikesaka, Takanobu Ishihara, Toshiro Umeki
-
Publication number: 20190075642Abstract: A chamber device according to one aspect of the present disclosure includes a chamber inside which plasma is generated, a light source, and an incidence window configured to transmit light emitted from the light source to the inside of the chamber. The incidence window includes a first surface facing the outside of the chamber, and a second surface facing the inside of the chamber. At least the second surface is not coated with an anti-reflection film. The second surface is disposed in a state of being inclined at a non-perpendicular angle against an optical axis of the light emitted from the light source.Type: ApplicationFiled: November 7, 2018Publication date: March 7, 2019Applicant: GIGAPHOTON INC.Inventor: Tsukasa HORI
-
Publication number: 20190045614Abstract: A target supply device according to a first aspect of the present disclosure is configured to supply a metal target in a plasma generation region and may include a tank configured to house the metal target, a filter having been subjected to a dehydration process, the filter being configured to suppress passage of particles in the metal target housed in the tank, and a nozzle provided with a nozzle hole configured to eject the metal target that has passed through the filter.Type: ApplicationFiled: October 9, 2018Publication date: February 7, 2019Applicant: Gigaphoton Inc.Inventors: Tsukasa HORI, Yutaka SHIRAISHI, Shinya IKESAKA, Takanobu ISHIHARA, Toshiro UMEKI
-
Publication number: 20190037677Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: ApplicationFiled: September 20, 2018Publication date: January 31, 2019Applicant: Gigaphoton Inc.Inventors: Tsukasa HORI, Kouji KAKIZAKI, Tatsuya YANAGIDA, Osamu WAKABAYASHI, Hakaru MIZOGUCHI
-
Patent number: 10143074Abstract: A filter may include: a first member having a first surface provided with a channel; and a second member set with a second surface thereof covering the channel. The first member may include a first passable portion that allows a fluid to pass between the first surface and a first space, which is defined beside a surface of the first member opposite to the first surface, through a first area of the channel. The second member may include a second passable portion that allows the fluid to pass between the second surface and a second space, which is defined beside a surface of the second member opposite to the second surface, through a second area of the channel distanced from the first area.Type: GrantFiled: June 13, 2014Date of Patent: November 27, 2018Assignee: Gigaphoton Inc.Inventors: Tomohide Ichinose, Fumio Iwamoto, Yutaka Shiraishi, Tsukasa Hori, Hideo Hoshino
-
Patent number: 10136509Abstract: A target supply device according to a first aspect of the present disclosure is configured to supply a metal target in a plasma generation region and may include a tank configured to house the metal target, a filter having been subjected to a dehydration process, the filter being configured to suppress passage of particles in the metal target housed in the tank, and a nozzle provided with a nozzle hole configured to eject the metal target that has passed through the filter.Type: GrantFiled: June 7, 2017Date of Patent: November 20, 2018Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Yutaka Shiraishi, Shinya Ikesaka, Takanobu Ishihara, Toshiro Umeki
-
Patent number: 10117317Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: GrantFiled: December 5, 2017Date of Patent: October 30, 2018Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Kouji Kakizaki, Tatsuya Yanagida, Osamu Wakabayashi, Hakaru Mizoguchi
-
Patent number: 10028365Abstract: A chamber device may include a chamber, and a target generation device assembled into the chamber and configured to supply a target material into the chamber, the target generation device including a tank configured to store the target material, a temperature variable device configured to vary temperature of the target material in the tank, and a nozzle section in which a nozzle hole configured to output the target material in a liquid form is formed, and the chamber device may further include a gas nozzle having an inlet port facing the nozzle section and configured to introduce gas into the chamber, a gas supply source configured to supply gas containing hydrogen to the gas nozzle to supply the gas containing the hydrogen to at least periphery of the nozzle section, and a moisture remover configured to remove moisture at least in the periphery of the nozzle section in the chamber.Type: GrantFiled: September 7, 2017Date of Patent: July 17, 2018Assignee: Gigaphoton Inc.Inventors: Takanobu Ishihara, Tsukasa Hori, Takashi Saito, Yutaka Shiraishi
-
Patent number: 10028366Abstract: An EUV light generation device generates EUV light stably. The EUV light generation device may include a chamber in which extreme ultraviolet light is generated when a target is irradiated with laser light in a predetermined region inside the chamber, a target supply device configured to output the target to the predetermined region in the chamber to thereby supply the target to the predetermined region, and a target recovery apparatus configured to recover the target output from the target supply device and not irradiated with the laser light. The target recovery apparatus may include a receiver disposed to be inclined with respect to a trajectory of the target output from the target supply device, the receiver being configured to receive the target by allowing the target not irradiated with the laser light to collide with the receiver, and an excitation device configured to vibrate the receiver.Type: GrantFiled: July 10, 2017Date of Patent: July 17, 2018Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Fumio Iwamoto, Kazukiyo Kamikanna
-
Publication number: 20180160519Abstract: An extreme ultraviolet light generation device may include a chamber in which a target is irradiated with laser light and extreme ultraviolet light is generated, and a target supply unit configured to eject a target into the chamber. The target supply unit may be provided with a nozzle member including an ejection face having an ejection port configured to eject the target into the chamber. An angle ?1 defined by the ejection face and the gravity axis may satisfy a condition of “0 degrees<?1<90 degrees”.Type: ApplicationFiled: February 5, 2018Publication date: June 7, 2018Applicant: Gigaphoton Inc.Inventors: Fumio IWAMOTO, Tsukasa HORI, Toshiyuki HIRASHITA
-
Publication number: 20180110116Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: ApplicationFiled: December 5, 2017Publication date: April 19, 2018Applicant: Gigaphoton Inc.Inventors: Tsukasa HORI, Kouji KAKIZAKI, Tatsuya YANAGIDA, Osamu WAKABAYASHI, Hakaru MIZOGUCHI
-
Patent number: 9894744Abstract: An extreme ultraviolet light generation apparatus may include: a chamber in which extreme ultraviolet light is generated when a target is irradiated with a laser beam inside the chamber; a target supply part configured to supply the target into the chamber; and a target collector configured to collect the target which is supplied by the target supply part but is not irradiated with the laser beam in a collection container, by receiving the target on a receiving surface having a contact angle of greater than 90 degrees with the target.Type: GrantFiled: March 7, 2016Date of Patent: February 13, 2018Assignee: Gigaphoton Inc.Inventors: Fumio Iwamoto, Yutaka Shiraishi, Tsukasa Hori, Takuya Ishii
-
Patent number: 9883574Abstract: An aspect of the present disclosure may include a gas lock cover secured to a nozzle holder and provided downstream of a nozzle. The gas lock cover may cover a periphery of an exit of the nozzle and be structured to guide gas supplied from a gas supply unit. The gas lock cover may include a hollow cylindrical part provided downstream of the nozzle and having an exit opening for outputting droplets that are outputted from the nozzle and pass through an internal cavity of the cylindrical part. The gas lock cover may include a channel for transmitting the gas supplied from the gas supply unit, the channel being structured to orient a flow of the transmitted gas so as to flow to the exit opening of the cylindrical part through the internal cavity of the cylindrical part.Type: GrantFiled: May 23, 2016Date of Patent: January 30, 2018Assignee: GIGAPHOTON INC.Inventors: Fumio Iwamoto, Takashi Saito, Tsukasa Hori, Osamu Wakabayashi
-
Patent number: 9877378Abstract: A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.Type: GrantFiled: September 28, 2016Date of Patent: January 23, 2018Assignee: Gigaphoton Inc.Inventors: Tsukasa Hori, Kouji Kakizaki, Tatsuya Yanagida, Osamu Wakabayashi, Hakaru Mizoguchi
-
Publication number: 20180007770Abstract: A chamber device may include a chamber, and a target generation device assembled into the chamber and configured to supply a target material into the chamber, the target generation device including a tank configured to store the target material, a temperature variable device configured to vary temperature of the target material in the tank, and a nozzle section in which a nozzle hole configured to output the target material in a liquid form is formed, and the chamber device may further include a gas nozzle having an inlet port facing the nozzle section and configured to introduce gas into the chamber, a gas supply source configured to supply gas containing hydrogen to the gas nozzle to supply the gas containing the hydrogen to at least periphery of the nozzle section, and a moisture remover configured to remove moisture at least in the periphery of the nozzle section in the chamber.Type: ApplicationFiled: September 7, 2017Publication date: January 4, 2018Applicant: Gigaphoton Inc.Inventors: Takanobu ISHIHARA, Tsukasa HORI, Takashi SAITO, Yutaka SHIRAISHI