Patents by Inventor Atsushi Saito
Atsushi Saito 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: 20250144101Abstract: Compositions which treat lysosomal deficits in lysosomal storage disorders, neuronal ceroid lipofuscinosis, idiopathic/sporadic brain disorders that include neurological and psychiatric disorders, include agents such as troglitazone, rosuvastatin, Compound A or the combination thereof.Type: ApplicationFiled: January 20, 2023Publication date: May 8, 2025Inventors: Akira Sawa, Koko Ishizuka, Kun Yang, Atsushi Saito, Hana Kida, Masakuni Horiguchi, Yoshio Nakai, Tomonori Kobayashi
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Patent number: 12294315Abstract: It is an object to provide an inverter device capable of appropriately protecting power semiconductor elements and further realizing an optimal operation considering a withstand voltage. The inverter device includes a junction temperature estimate calculating unit which adds a temperature rise value ?T obtained from a loss P of power semiconductor elements to a temperature Tth detected by a temperature sensor to estimate a junction temperature Tj. When the junction temperature Tj is estimated, the junction temperature estimate calculating unit performs a correction in the direction of excluding an influence of heat generation of other electronic components other than the power semiconductor elements, and a wiring pattern of a control board on a temperature sensor.Type: GrantFiled: August 24, 2021Date of Patent: May 6, 2025Assignee: SANDEN CORPORATIONInventor: Atsushi Saito
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Publication number: 20250009283Abstract: An assessment device includes: a display control unit configured to display unit images including at least one of an object having specificity and an object having sensitivity on a display unit in different tasks; a region setting unit configured to set, for each task, an object determination region corresponding to each object and an entire determination region corresponding to an entirety of the display unit; a determining unit configured to determine whether a gaze point of a subject is present in each object determination region and the entire determination region based on a detected position of the gaze point; an arithmetic unit configured to calculate an object gaze rate and an entire gaze rate based on a determination result of the determining unit; and an assessing unit configured to calculate a score based on the rates, and acquire assessment data based on the calculated score.Type: ApplicationFiled: September 19, 2024Publication date: January 9, 2025Inventors: Atsushi Saito, Masaru Ninomiya, Shuji Hakoshima, Taeko Ebihara
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Publication number: 20250005696Abstract: A score calculating device includes: an isolation-score calculating unit configured to calculate, based on a history of position information of a plurality of subjects belonging to a predetermined group, an isolation score indicating a degree of isolation from a group for each of the subjects; a tendency-score calculating unit configured to calculate a tendency score indicating a tendency of each subject regarding interaction with others; and a communication-score calculating unit configured to calculate a communication score indicating a degree of communication with others in the group for each of the subjects during a target period based on the isolation score and the tendency score.Type: ApplicationFiled: September 13, 2024Publication date: January 2, 2025Inventors: Atsushi Saito, Shoji Ota, Masahito Arai, Hiroshi Takeshita, Atsushi Watanabe, Hiroyuki Matsuura
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Patent number: 12175025Abstract: An electronic pen includes a rotating body rotatably supported on an object, a first detection member configured to detect movement of the rotating body, and a second detection member configured to detect movement of the object.Type: GrantFiled: July 27, 2023Date of Patent: December 24, 2024Assignee: SEIKO EPSON CORPORATIONInventor: Atsushi Saito
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Patent number: 12147048Abstract: A virtual image display device includes a first image display device configured to display a virtual image, a second image display device configured to display a virtual image, a line-of-sight direction distance detection device configured to detect an object distance in a line-of-sight direction of a wearer, an image display control unit configured to control display states of the first image display device and the second image display device in accordance with the object distance, and a liquid crystal lens configured to be disposed in front of eyes of the wearer and configured such that a focal length changes with respect to a s-polarization component of image light emitted from the first image display device and the second image display device.Type: GrantFiled: October 25, 2023Date of Patent: November 19, 2024Assignee: SEIKO EPSON CORPORATIONInventors: Takashi Takeda, Atsushi Saito
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Publication number: 20240233225Abstract: The present invention is to adjust a stereoscopic effect of at least one of a moving image and a still image to make it difficult to fatigue a viewer.Type: ApplicationFiled: March 19, 2024Publication date: July 11, 2024Inventors: Atsushi SAITO, Takahiro HAYASHI, Miku KOMURATA
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Patent number: 12025804Abstract: A virtual image display device includes an imaging light generation device that generates an imaging light, a first reflection type diffraction element that diffracts the imaging light from the imaging light generation device, a second reflection type diffraction element diffracts the imaging light from the first reflection type diffraction element so that the imaging light reflected by the first reflection type diffraction element is compensated for wavelength distribution, and a concave transmission mirror that has a concave shape and includes a partial reflection film reflecting a part of the imaging light and transmitting other part of the imaging light. In the second reflection type diffraction element diffracts the imaging light toward the mirror and transmits the part of the imaging light reflected by the mirror.Type: GrantFiled: August 27, 2021Date of Patent: July 2, 2024Assignee: SEIKO EPSON CORPORATIONInventor: Atsushi Saito
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Patent number: 12007325Abstract: A signal processing circuit uses gate signals corresponding to a plurality of divided measurement ranges to extract a fine particle pulse signal from a light reception level signal generated by an optical pickup, count the pulse number for each of the gate signals, and output a count value for each of the divided measurement ranges. A count value in-plane distribution generating unit generates count value in-plane distribution data in a measurement range based on the count value. A reaction region position coordinate computation unit estimates positions of all reaction regions from the count value in-plane distribution data. A reaction region count value computation unit calculates the count values for each of all the estimated reaction regions.Type: GrantFiled: September 17, 2021Date of Patent: June 11, 2024Inventors: Atsushi Saito, Makoto Itonaga
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Patent number: 12007387Abstract: An analysis threshold generation device includes a threshold calculation unit for generating a pair of thresholds for a pulse width of a pulse included in a light reception level signal or a pair of thresholds for a pulse amplitude of the pulse. The analysis threshold generation device includes a threshold correction unit for generating a pair of thresholds used for analysis in accordance with the pair of thresholds generated by the threshold calculation unit and a count value output from a pulse count unit. The threshold calculation unit repeatedly generates a new pair of thresholds in which at least one of the pair of thresholds is changed every time the pulse count unit counts the pulse until reaching a predetermined value.Type: GrantFiled: December 4, 2020Date of Patent: June 11, 2024Assignee: JVCKENWOOD CORPORATIONInventors: Atsushi Saito, Makoto Itonaga, Masayuki Ono, Shigehiko Iwama, Masahiro Yamamoto
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Publication number: 20240142780Abstract: A virtual image display device includes a first image display device configured to display a virtual image, a second image display device configured to display a virtual image, a line-of-sight direction distance detection device configured to detect an object distance in a line-of-sight direction of a wearer, an image display control unit configured to control display states of the first image display device and the second image display device in accordance with the object distance, and a liquid crystal lens configured to be disposed in front of eyes of the wearer and configured such that a focal length changes with respect to a s-polarization component of image light emitted from the first image display device and the second image display device.Type: ApplicationFiled: October 25, 2023Publication date: May 2, 2024Applicant: SEIKO EPSON CORPORATIONInventors: Takashi TAKEDA, Atsushi SAITO
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Patent number: 11930798Abstract: A fishing rod includes a hollow rod extending along a central axis; and a shaft member with an outer peripheral surface inclined relative to the central axis inserted into the rod from the one end, and that is supported by an inner peripheral surface of the rod at a support position on another end side of the one end in an axial direction along the central axis, wherein the inner peripheral surface of the rod has at least one convex portion protruding toward the central axis from a virtual curve between the support position and the one end position axially when drawing a virtual curve that is convex toward the central axis through the support position and the one end position at the end of the end side of the inner peripheral surface in an area radially outward from the outer peripheral surface of the shaft member.Type: GrantFiled: October 25, 2019Date of Patent: March 19, 2024Assignee: Globeride, Inc.Inventors: Yasuhiro Tsukamoto, Atsushi Saito, Masayoshi Nakao, Kenji Kato, Isao Oota
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Patent number: 11927521Abstract: An analysis threshold determination device includes a threshold determination unit for determining a pair of or plural pairs of thresholds used for analysis in accordance with a pair of thresholds generated by a calculation unit and a count value output from a pulse count unit. The calculation unit repeatedly generates a new pair of thresholds in which at least one of the pair of thresholds is changed every time the pulse count unit counts the pulse until reaching a predetermined value. The threshold determination unit chooses a class of a measure of central tendency according to a frequency distribution defining each pair of thresholds generated as a class and the count value output from the pulse count unit as a frequency. The threshold determination unit determines a pair of or plural pairs of thresholds corresponding to a class of a predetermined range from the class of measure of central tendency.Type: GrantFiled: December 1, 2020Date of Patent: March 12, 2024Assignee: JVCKENWOOD CORPORATIONInventors: Atsushi Saito, Shigehiko Iwama, Masahiro Yamamoto
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Patent number: 11914175Abstract: An electronic pen includes a light source configured to emit irradiation light, a rotating body configured to rotate and to reflect the irradiation light emitted from the light source, a first detection member configured to receive the irradiation light reflected by the rotating body, and a first diffraction element provided at an optical path from the light source to the first detection member and configured to diffract the irradiation light.Type: GrantFiled: March 30, 2023Date of Patent: February 27, 2024Assignee: SEIKO EPSON CORPORATIONInventor: Atsushi Saito
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Publication number: 20240036660Abstract: An electronic pen includes a rotating body rotatably supported on an object, a first detection member configured to detect movement of the rotating body, and a second detection member configured to detect movement of the object.Type: ApplicationFiled: July 27, 2023Publication date: February 1, 2024Applicant: SEIKO EPSON CORPORATIONInventor: Atsushi SAITO
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Publication number: 20240007105Abstract: A semiconductor module includes a switching element, a sealing portion, a drain terminal, a source terminal, and a gate terminal. The drain terminal is connected to a drain of the switching element. The source terminal is connected to a source of the switching element. The gate terminal is connected to a gate of the switching element. The sealing portion has a rectangular shape in a plan view, and molds the switching element. Each of the drain terminal, the source terminal, and the gate terminal is exposed from the sealing portion on a short side of the rectangle.Type: ApplicationFiled: September 14, 2023Publication date: January 4, 2024Inventors: TOSHIHIRO FUJITA, ATSUSHI SAITO, NOBORU NAGASE
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Publication number: 20240003802Abstract: A controller divides a reaction region into a plurality of unit sections. The controller generates first array data of a measured aggregate value of unit sections in which no nanoparticles exist, a measured aggregation value of unit sections in which a single nanoparticle exists, and measured aggregation values of unit sections in which 2 to n close nanoparticles exist. The controller generates second array data, based on a probability distribution according to a probability theory, in which the second array data most closely approximates the first array data. The controller generates a count value of the nanoparticles in the reaction region, based on the theoretical aggregation value of unit sections in which the single nanoparticle exists and the theoretical aggregation values of unit sections in which the 2 to n close nanoparticles exist.Type: ApplicationFiled: September 14, 2023Publication date: January 4, 2024Inventors: Atsushi SAITO, Makoto ITONAGA, Masayuki ONO
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Publication number: 20240007016Abstract: An electronic device includes an upper and lower arm module including an upper arm element and a lower arm element as one module, a relay module including one relay element that switches connection and disconnection between the upper and lower arm module and an output terminal, and a peripheral component including at least one of a current detection element and a noise removal element. The upper and lower arm module, the relay module and the output terminal are arranged in this order along a direction from a centerline of the substrate toward an outer end of the substrate on a same surface of a substrate. The peripheral component is arranged side by side with the relay module in a region between the upper and lower arm module and the output terminal.Type: ApplicationFiled: September 14, 2023Publication date: January 4, 2024Inventors: TOSHIHIRO FUJITA, ATSUSHI SAITO
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Publication number: 20230326817Abstract: A semiconductor package includes semiconductor elements, a lead frame, a crosslinked member, and sealing resin. Each of the semiconductor elements has a first surface and a second surface located on a side opposite to the first surface. The lead frame has a mounting portion and a connected portion. At least one of the semiconductor elements mounts on the mounting portion. The connected portion is separated from the mounting portion. The crosslinked member is connected to the second surface of at least one of the semiconductor elements and the connected portion to electrically connect at least one of the semiconductor elements and the connected portion. The sealing resin is electrically insulated and covers a portion of the lead frame, the semiconductor elements and the crosslinked member. At least one of the semiconductor elements is different from another one of the semiconductor elements in element size or power consumption.Type: ApplicationFiled: June 14, 2023Publication date: October 12, 2023Inventors: Noboru NAGASE, Ippei KAWAMOTO, Toshihiro FUJITA, Atsushi SAITO, Hideki KABUNE
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Publication number: 20230327577Abstract: It is an object to provide an inverter device capable of appropriately protecting power semiconductor elements and further realizing an optimal operation considering a withstand voltage. The inverter device includes a junction temperature estimate calculating unit 32 which adds a temperature rise value ?T obtained from a loss P of power semiconductor elements 16U to 17W to a temperature Tth detected by a temperature sensor 22 to estimate a junction temperature Tj. When the junction temperature Tj is estimated, the junction temperature estimate calculating unit 32 performs a correction in the direction of excluding an influence of heat generation of other electronic components other than the power semiconductor elements 16U to 17W, and a wiring pattern of a control board 11 on a temperature sensor 22.Type: ApplicationFiled: August 24, 2021Publication date: October 12, 2023Applicant: SANDEN CORPORATIONInventor: Atsushi Saito