Patents by Inventor Yuji Sakai
Yuji Sakai 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).
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Publication number: 20240393292Abstract: The present invention provides novel antigens of an allergy to wheat, methods and kits for diagnosing an allergy to wheat, compositions comprising such an antigen, wheat or processed products of wheat in which such an antigen is eliminated, and a tester composition for determining the presence or absence of a wheat antigen in an object of interest. The present invention also relates to polypeptides comprising an epitope of an antigen, kits, compositions and methods for diagnosing an allergy, comprising such a polypeptide, compositions comprising such a polypeptide, and raw materials or processed products in which an antigen comprising such a polypeptide is eliminated or reduced. The present invention further relates to a tester composition for determining the presence or absence of an antigen in an object of interest.Type: ApplicationFiled: February 26, 2024Publication date: November 28, 2024Inventors: Kayoko Matsunaga, Akiko Yagami, Yuji Aoki, Erika Hasegawa, Tomomi Sakai
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Patent number: 12146896Abstract: There is provided an analysis apparatus including: an acquisition unit configured to acquire a plurality of measured values obtained by measuring a device under measurement; a machine learning unit configured to use the plurality of measured values to learn, by machine learning, a model of a position-dependent component that depends on a measured position in the device under measurement; and an analysis unit configured to separate, from the plurality of measured values, the position-dependent component which is calculated by using the model learned by the machine learning unit. Further, there is provided an analysis method. Further, there is provided a recording medium having recorded thereon an analysis program.Type: GrantFiled: March 16, 2021Date of Patent: November 19, 2024Assignee: ADVANTEST CORPORATIONInventors: Yuji Sakai, Hajime Sugimura
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Publication number: 20240333023Abstract: A printer includes a first power input, a second power input, a printing engine, and a controller. The first power input is configured to receive a first electric power from an external power supply. The second power input is configured to receive a second electric power from a secondary battery. The printing engine is configured to perform printing on a medium. The controller is configured to perform selectively executing one of a plurality of different modes. The plurality of different modes includes a first printing mode and a second printing mode. In the first printing mode, the controller controls the printing engine to perform printing using the first electric power without using the second electric power. In the second printing mode, the controller controls the printing engine to perform printing using both the first electric power and the second electric power.Type: ApplicationFiled: March 28, 2024Publication date: October 3, 2024Inventors: Yuji SAKAI, Guowei CHAI, Makoto USHIRO, Takuji SAKABE
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Publication number: 20240298539Abstract: To provide an organic EL device having a low voltage, high efficiency and extended lifetime characteristics, and a host material for use in the organic EL device. A host material for an organic EL device, including a compound represented by the following general formula (1), or a structural isomer thereof: wherein X represents N or C—H and at least one thereof represents N, L independently represents an aromatic hydrocarbon group, and R2 to R6 represent hydrogen, an aliphatic hydrocarbon group, an aromatic hydrocarbon group, an aromatic heterocyclic group, or a linked aromatic group in which two to five of these aromatic rings are linked to each other, provided that R2 and at least one of others do not represent hydrogen.Type: ApplicationFiled: July 27, 2022Publication date: September 5, 2024Applicant: NIPPON STEEL Chemical & Material Co., Ltd.Inventors: Kentaro HAYASHI, Yuta SAGARA, Junya OGAWA, Yuji IKENAGA, Munetomo INOUE, Satoshi UKIGAI, Sayuri KITERA, Tetsuro YAMASHITA, Masataka OKUYAMA, Mitsuru SAKAI
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Patent number: 12081155Abstract: A motor control device includes an abnormality determination unit that determines the presence of any abnormality in a current detector. The abnormality determination unit includes, for example, a U-phase abnormality determination device. The U-phase abnormality determination device calculates, as a voltage command threshold, a value obtained by adding a dead time voltage error, which is a voltage error occurring due to a dead time, to an ideal voltage command threshold, which is a value obtained by multiplying a prescribed reference current value by a motor resistance value, and outputs a signal indicating an abnormality in the current detector when the effective value of a voltage command value is equal to or greater than the voltage command threshold and the effective value of a current detection value is equal to or less than a current detection threshold that is lower than the reference current value.Type: GrantFiled: October 25, 2022Date of Patent: September 3, 2024Assignee: OKUMA CORPORATIONInventors: Ai Kojima, Yuji Uchida, Takeshi Sakai
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Patent number: 12067332Abstract: An apparatus includes a receiver, a shared information unit, a transmitter, a voice recognition unit, and an application execution unit. The receiver is configured to receive a voice signal and information from a second apparatus. The shared information unit is configured to create shared information shared by both the apparatus and the second apparatus based on the information received from the second apparatus. The transmitter is configured to transmit the shared information to the second apparatus. The voice recognition unit is configured to analyze the voice signal. The application execution unit is configured to execute an application based on a result generated by the voice recognition unit.Type: GrantFiled: April 26, 2022Date of Patent: August 20, 2024Assignee: Sony Group CorporationInventors: Takashi Onohara, Roka Ueda, Keishi Daini, Taichi Yoshio, Yuji Kawabe, Seizi Iwayagano, Takuma Higo, Eri Sakai
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Patent number: 12014335Abstract: There is provided a maintenance apparatus including: an acquisition unit configured to acquire a plurality of test results, for each of a plurality of jigs, in a case where a plurality of devices under measurement, which are different from each other, are sequentially tested via the plurality of jigs; a calculation unit configured to calculate a variation in test results, for each jig, by using the plurality of test results; and a determination unit configured to determine maintenance timing of the jig based on the variation in the test results.Type: GrantFiled: March 4, 2022Date of Patent: June 18, 2024Assignee: ADVANTEST CORPORATIONInventors: Hajime Sugimura, Yuji Sakai
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Patent number: 11986153Abstract: An insertion assist device for an endoscope includes a grip, an operation portion, a liquid storage, and a tubular member. The grip includes a channel through an inside of which an insertion portion of the endoscope is inserted. The operation portion is configured to advance the insertion section by moving forward relative to the grip. The liquid storage is provided on an interior portion of the grip and configured to store a liquid. The tubular member is provided on an interior portion or an exterior portion of the insertion portion of the endoscope, is connected to the liquid storage at one end of the tubular member, and is configured to guide the liquid toward another end of the tubular member opposite to said one end.Type: GrantFiled: September 18, 2020Date of Patent: May 21, 2024Assignee: OLYMPUS CORPORATIONInventors: Yuji Sakai, Tetsuhide Takeyama
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Publication number: 20230302543Abstract: A machining apparatus includes a processor configured to control an actuator to move a tailstock in a first direction at a first speed, to detect a contact between the tailstock and a workpiece based on a change in an input amount to the actuator while the actuator is controlled to move the tailstock at the first speed, to control the actuator to stop moving the tailstock when the contact is detected, to control the actuator to move the tailstock by a first distance in a second direction, to control the actuator to move the tailstock in the first direction at a second speed lower than the first speed, and to control the actuator to stop moving the tailstock, when the input amount to the actuator becomes a value corresponding to the target pressing force while the actuator is controlled to move the tailstock at the second speed.Type: ApplicationFiled: June 1, 2023Publication date: September 28, 2023Applicant: Yamazaki Mazak CorporationInventors: Naoya TANAKA, Toraharu RYUTA, Hiroyuki UEKI, Masaki HIROSE, Yuji SAKAI, Nozomu SAWAMURA, Shogo KAKEHI, Kazuya KUSAKA
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Publication number: 20230301088Abstract: A semiconductor memory device of an embodiment includes: a semiconductor layer extending in a first direction; a gate electrode layer containing at least one element selected from a group consisting of molybdenum (Mo), tungsten (W), ruthenium (Ru), and cobalt (Co); a first insulating layer provided between the semiconductor layer and the gate electrode layer; a charge storage layer provided between the first insulating layer and the gate electrode layer; a second insulating layer provided between the charge storage layer and the gate electrode layer; a third insulating layer provided between the second insulating layer and the gate electrode layer; and a metal oxide layer provided between the third insulating layer and the gate electrode layer and containing at least one first metal element selected from a group consisting of titanium (Ti), molybdenum (Mo), tungsten (W), and tantalum (Ta).Type: ApplicationFiled: June 9, 2022Publication date: September 21, 2023Applicant: Kioxia CorporationInventors: Saho OHSAWA, Kenichi FUJII, Takashi FUKUSHIMA, Hiroyuki OHTORI, Kaihei KATOU, Masaki KATO, Ryosuke SAWABE, Yuji SAKAI
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Publication number: 20230253219Abstract: A substrate processing apparatus includes: a rotary holder configured to hold and rotate a substrate; a cup arranged so as to surround the substrate held by the rotary holder; a coating liquid nozzle configured to inject a coating liquid onto the substrate; a removal liquid nozzle configured to inject, onto the substrate, a removal liquid for removing a film from a peripheral portion of the substrate; a nozzle tracking camera attached to a nozzle arm that holds the coating liquid nozzle so as to track the coating liquid nozzle and configured to capture an image of the coating liquid nozzle; and a processing space camera configured to capture an image of a processing space above the rotary holder.Type: ApplicationFiled: February 6, 2023Publication date: August 10, 2023Inventors: Yuichiro KUNUGIMOTO, Hideki KAJIWARA, Kazuhiro MATSUURA, Shinichi MIZUSHINO, Hokuto SHIGEMOTO, Akihiro TOYOZAWA, Yuji SAKAI
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Patent number: 11602620Abstract: A dilator, dilating a narrowed part of a paranasal sinus, includes an end effector, and the end effector includes a pair of treatment pieces openable and closable relative to each other. Each of the treatment pieces includes a treatment surface facing a side on which the treatment piece opens, and each of the treatment surfaces includes an inclined surface inclined to be closer to a side on which the treatment piece closes as a distance to a distal end of the treatment piece decreases. The pair of inclined surfaces become parallel or substantially parallel to each other when the treatment pieces are opened to a maximum angle. The end effector opens anisotropically.Type: GrantFiled: April 2, 2020Date of Patent: March 14, 2023Assignee: OLYMPUS CORPORATIONInventors: Masahiro Yoshino, Yuji Sakai
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Publication number: 20230073505Abstract: A semiconductor storage device includes: a plurality of conductive layers arranged in a first direction; a semiconductor layer extending in the first direction and facing the plurality of conductive layers; a charge storage layer provided between the plurality of conductive layers and the semiconductor layer; a first structure disposed apart from the semiconductor layer in a second direction intersecting the first direction, extending in a third direction intersecting the first direction and the second direction, and facing the plurality of conductive layers; and a plurality of first nitride films containing nitrogen (N), and covering surfaces of the plurality of conductive layers facing the first structure.Type: ApplicationFiled: March 1, 2022Publication date: March 9, 2023Applicant: Kioxia CorporationInventors: Takashi FUKUSHIMA, Yuji SAKAI, Hiroshi ITOKAWA, Tatsunori ISOGAI, Ryosuke SAWABE
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Patent number: 11445936Abstract: The disclosed technology is directed to an endoscopic system comprises an endoscope having a shank and a photodetector engaged with one another and having an optical axis in a direction transverse to the shank. A display device for displaying an image acquired through the photodetector. A first probe is disposed in the endoscope on or around the optical axis at a position off the shank. A second probe is disposed in the endoscope at or near a position where the shank and the optical axis intersect with each other. A sensor for detecting the position of the first probe and the position of the second probe and a controller. The controller is configured to establish a first reference direction in an actual space. To acquire a direction from the second probe toward the first probe and to perform a process for indicating the first reference direction to a user.Type: GrantFiled: December 19, 2019Date of Patent: September 20, 2022Assignee: OLYMPUS CORPORATIONInventor: Yuji Sakai
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Publication number: 20220188776Abstract: There is provided a maintenance apparatus including: an acquisition unit configured to acquire a plurality of test results, for each of a plurality of jigs, in a case where a plurality of devices under measurement, which are different from each other, are sequentially tested via the plurality of jigs; a calculation unit configured to calculate a variation in test results, for each jig, by using the plurality of test results; and a determination unit configured to determine maintenance timing of the jig based on the variation in the test results.Type: ApplicationFiled: March 4, 2022Publication date: June 16, 2022Inventors: Hajime SUGIMURA, Yuji SAKAI
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Patent number: 11273464Abstract: A substrate processing apparatus includes a cover member placed to surround a substrate held by a rotary holder; a collecting member placed in an exhaust path formed between the cover member and the rotary holder; and a solvent supply placed above the collecting member and configured to supply a solvent to the collecting member. The solvent supply includes an inner storage space surrounding the substrate; an outer storage space surrounding the inner storage space; and a partition wall extending along a circumferential direction to partition the inner storage space and the outer storage space. Multiple communication holes are extended to penetrate the partition wall such that the solvent introduced into the outer storage space flows to the inner storage space. Multiple dripping holes are extended to penetrate a bottom wall of the inner storage space such that the solvent within the inner storage space drops toward the collecting member.Type: GrantFiled: August 6, 2020Date of Patent: March 15, 2022Assignee: TOKYO ELECTRON LIMITEDInventors: Satoshi Shimmura, Yuji Sakai, Kenta Shibasaki, Koji Takayanagi, Kenji Yada, Hiroichi Inada, Shinichi Seki, Kento Ogata
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Patent number: 11235350Abstract: A solution treatment apparatus includes: a substrate holding unit holds and rotates a substrate; a coating solution supply unit applies a coating solution to the substrate held by the substrate holding unit; a cup unit arranged outside the substrate holding unit in a manner to be able to surround the substrate held by the substrate holding unit; an exhaust path provided between the substrate holding unit and an inner peripheral surface of the cup unit; a coating solution collection unit provided above the exhaust path in a manner to cover the exhaust path and including an opening part communicating in a vertical direction; a solvent supply unit supplies a solvent for the coating solution to the coating solution collection unit; and a relay unit located above the coating solution collection unit and projecting from the inner peripheral surface of the cup unit toward the coating solution collection unit.Type: GrantFiled: February 4, 2019Date of Patent: February 1, 2022Assignee: Tokyo Electron LimitedInventors: Satoshi Shimmura, Yuji Sakai, Kousuke Yoshihara
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Publication number: 20220022956Abstract: An endoscope snare includes a sheath, a support wire inserted into the sheath and movable advance and retraction in the sheath along an axis, a loop-shaped conductive wire connected to a distal end of the support wire, and a pressing wire inserted into the sheath, connected to the conductive wire at a position different from that of the support wire, and movable advance and retraction in the sheath independently of the support wire. The pressing wire may have a plurality of wires, and may be connected to at least the conductive wire at two points of the support wire between which the axis is interposed.Type: ApplicationFiled: October 5, 2021Publication date: January 27, 2022Applicant: OLYMPUS CORPORATIONInventors: Noriaki YAMANAKA, Noriko KOHIRA, Yuji SAKAI, Seiji IWASAKI
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Publication number: 20210378729Abstract: An electrode unit includes: an electrode supporting member provided with a pair of distal end rigid members, surfaces of which are covered by an electrically insulating material, and an elastic region having lower bending rigidity than bending rigidity of each of the pair of distal end rigid members; an electrode configured with electrode bodies respectively protruding downward from the pair of distal end rigid members of the electrode supporting member and a spanning portion that spans between respective lower end portions of the electrode bodies; and an operation member provided in a proximal end rigid member, and configured to move relative to the proximal end rigid member to cause the electrode to move in a direction in which the electrode protrudes relative to the distal end rigid members.Type: ApplicationFiled: June 22, 2021Publication date: December 9, 2021Applicant: OLYMPUS CORPORATIONInventors: Soichi Ikuma, Yuji Sakai, Tsuyoshi Hayashida, Takayuki Tsukagoshi
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Patent number: D943099Type: GrantFiled: August 28, 2019Date of Patent: February 8, 2022Assignee: OLYMPUS CORPORATIONInventors: Seiji Iwasaki, Soichi Ikuma, Yuji Sakai, Takayuki Tsukagoshi, Aya Mori, Miho Naka, Nao Tsuruta, Yoshino Nagasuka