Patents Assigned to Nikon
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Publication number: 20240127473Abstract: A processor identifies a first position of a vortex vein from a first fundus image, identifies a second position of the vortex vein from a second fundus image, and generates data of a screen to display the first position and the second position.Type: ApplicationFiled: October 15, 2019Publication date: April 18, 2024Applicant: Nikon CorporationInventors: Mariko Hirokawa, Yasushi Tanabe
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Publication number: 20240122465Abstract: A visual field testing method is a visual field testing method of testing a visual field range divided into at least a first partial area and a second partial area, the method including: a step of measuring sensitivities of a plural first test points that are included in the first partial area: and a step of performing a process of estimating sensitivities of a plural second test points that are included in the first partial area and are test points other than the first test points, by using the sensitivities of the plural first test points.Type: ApplicationFiled: December 13, 2023Publication date: April 18, 2024Applicant: NIKON CORPORATIONInventors: Chikara NAKAMURA, Taishi AOKI, Teruo HORIKAWA, Hisao OSAWA
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Publication number: 20240126178Abstract: An exposure apparatus includes a substrate holder configured to hold a substrate and move, a module including a spatial light modulator having light modulation elements that are two-dimensionally arranged, an illumination unit irradiating the spatial light modulator with illumination lights, and a projection unit guiding the illumination light from the light modulation elements to respective light irradiation areas that are two-dimensionally arranged on the substrate in first and second directions, and a control unit configured to drive the substrate holder in a scanning direction, wherein the light modulation elements are two-dimensionally arranged to be inclined at a predetermined angle ? (0°<?<90°) with respect to the scanning direction and a non-scanning direction orthogonal to the scanning direction, and when a predetermined region of the substrate is exposed, the control unit scans the substrate holder at such a speed that spot positions are arranged in a staggered arrangement.Type: ApplicationFiled: December 15, 2023Publication date: April 18, 2024Applicant: NIKON CORPORATIONInventors: Masaki KATO, Yasushi Mizuno, Toshiharu Nakashima, Yoshihiko Fujimura
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Publication number: 20240123508Abstract: A processing system includes: a processing apparatus configured to perform an additive processing on a plurality of objects; and a control apparatus configured to control the processing apparatus, the control apparatus generates, based on a result of a first measurement operation for measuring a shape of a first object of the plurality of objects, first processing control information for controlling the processing apparatus to perform the additive processing on the first object, the processing apparatus performs, based on the first processing control information, the additive processing on the first object and the additive processing on a second object of the plurality of objects that is different from the first object.Type: ApplicationFiled: December 8, 2021Publication date: April 18, 2024Applicant: NIKON CORPORATIONInventor: Kazuki UENO
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Patent number: 11960065Abstract: A zoom optical system (ZL) comprises, in order from an object, a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group (G3) having a positive refractive power, a fourth lens group (G4) having a positive refractive power and a succeeding lens group (GR). In the zoom optical system, upon zooming, distances between adjacent lens groups change, and the succeeding lens group (GR) includes a plurality of focusing lens groups that have positive refractive powers and move upon focusing.Type: GrantFiled: December 26, 2018Date of Patent: April 16, 2024Assignee: Nikon CorporationInventor: Kosuke Machida
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Publication number: 20240118418Abstract: A distance measurement apparatus including: a control unit that controls a projection state of light based on a detection result of a target object; a light projection unit that projects light controlled by the control unit onto the target object; and a processing unit that determines a distance to the target object based on a detection result of reflected light. With this, it is possible to accurately project the light onto the target object and determine the distance to the target object by: controlling the projection state of the light based on the detection result of the target object to project the light onto the target object; and determining the distance to the target object based on the detection result of the reflected light.Type: ApplicationFiled: January 29, 2021Publication date: April 11, 2024Applicant: NIKON VISION CO., LTD.Inventor: Kazuki CHIDA
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Publication number: 20240118622Abstract: An exposure apparatus includes a spatial light modulator, a calculation unit configured to calculate positions of first connection portions of a first semiconductor chip provided on a substrate and positions of second connection portions of a second semiconductor chip provided on the substrate, based on a first position measurement result, a second position measurement result, and design information of the first connection portions and the second connection portions, the first position measurement result being a measurement result of positions of measurement points on the first semiconductor chip, the second position measurement result being a measurement result of positions of measurement points on the second semiconductor chip, and an exposure processing unit configured to control the spatial light modulator based on a calculation result by the calculation unit so as to expose wiring patterns connecting the first connection portions and the second connection portions.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Applicant: Nikon CorporationInventors: Masaki KATO, Yasushi Mezuno
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Publication number: 20240116798Abstract: An optical glass comprising: by cation %, more than 0% and up to 40% of a content rate of La3+; 15% to 65% of a content rate of Ti4+; and more than 0% and up to 20% of a content rate of Zr4+; wherein a refractive index (nd) with respect to a d-line is from 2.00 to 2.35.Type: ApplicationFiled: December 13, 2023Publication date: April 11, 2024Applicant: NIKON CORPORATIONInventors: Shuhei TAKASU, Kohei YOSHIMOTO
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Patent number: 11954888Abstract: A device includes an image processing unit configured to calculate color information of at least one cell in a captured image and a determination unit configured to determine a cultured state of the cell on the basis of the color information calculated by the image processing unit.Type: GrantFiled: December 22, 2020Date of Patent: April 9, 2024Assignee: NIKON CORPORATIONInventors: Hiroaki Kii, Shinichi Takayama
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Patent number: 11953833Abstract: A compound represented by Formula (1). [In the formula, X represents a halogen atom or an alkoxy group, R1 represents any one group selected from an alkyl group having 1 to 5 carbon atoms, a group represented by Formula (R2-1), and a group represented by Formula (R2-2), R2 represents a group represented by Formula (R2-1) or (R2-2), n0 represents an integer of 0 or greater, n1 represents an integer of 0 to 5, and n2 represents a natural number of 1 to 5.Type: GrantFiled: April 8, 2020Date of Patent: April 9, 2024Assignee: NIKON CORPORATIONInventors: Yusuke Kawakami, Kazuo Yamaguchi, Michiko Itou
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Patent number: 11954872Abstract: A first image is projective transformed into a reference image by using a projective transformation matrix on each pixel of the first image. A projective transformation matrix for transforming a tilted image n into a central image G0 is computed based on positions of combinations of twelve corresponding points indicated in a combination of the central image G0 with the tilted image n. The computed projective transformation matrix is then employed to perform a projective transformation of the tilted image n. A projective-transformed tilted image n1 is created thereby.Type: GrantFiled: October 15, 2020Date of Patent: April 9, 2024Assignee: NIKON CORPORATIONInventors: Mariko Hirokawa, Yasushi Tanabe
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Patent number: 11953664Abstract: A zoom optical system includes a positive first lens group, a negative second lens group disposed on an image side of the first lens group, a positive third lens group disposed on an image side of the second lens group, a negative fourth lens group disposed on an image side of the third lens group, and a final lens group disposed on an image side of the fourth lens group and closest to an image. During zooming, distances between lens groups change, and the first lens group moves along an optical axis. A negative focusing lens group is provided, and the final lens group is disposed on an image side of the focusing lens group. A negative vibration proof group of the second lens group may include, in order from an object, a negative lens, an air gap and a cemented lens of a negative lens and a positive lens. The final lens group may have negative refractive power.Type: GrantFiled: January 29, 2022Date of Patent: April 9, 2024Assignee: Nikon CorporationInventors: Takeshi Umeda, Tomoki Ito, Atsushi Shibayama
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Patent number: 11953498Abstract: An image processing device includes: a processor; and a memory encoded with instructions executed by the processor, including: imaging pluripotent stem cells with time in a culture process and acquiring a plurality of images, extracting a colony region of the cells from the image, extracting a high luminance region on the basis of a group of pixels with larger luminance values than a standard value from among pixels constituting the image, extracting an extraction target region with relatively high contrast in the colony region on the basis of the colony and high luminance regions, and outputting the extraction target region as an extraction result, wherein as a relationship among the colony, high luminance, and extraction target regions, the colony region is formed, the high luminance region is then formed therein, and the extraction target region is then formed in the high luminance region in the culture process of the cells.Type: GrantFiled: April 12, 2021Date of Patent: April 9, 2024Assignee: NIKON CORPORATIONInventors: Tomoro Dan, Hiroaki Kii, Takayuki Uozumi, Yasujiro Kiyota
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Patent number: 11952508Abstract: Provided are ITO particles having a non-rectangular parallelepiped shape and an aligned crystal orientation inside particles.Type: GrantFiled: July 14, 2020Date of Patent: April 9, 2024Assignees: TOHOKU UNIVERSITY, NIKON CORPORATIONInventors: Atsushi Muramatsu, Kiyoshi Kanie, Ryoko Suzuki
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Publication number: 20240113491Abstract: A light amplification apparatus includes: an optical fiber amplification unit that amplifies two pulse laser light having at least a first wavelength ?1 and a second wavelength ?2 that are different from each other while propagating the two pulse laser light with a time difference and outputs first amplified light and second amplified light that are amplified light of the pulse laser light; and an optical distance adjustment unit that differentiates optical distances at which the first amplified light and the second amplified light that are emitted from the optical fiber amplification unit propagate and superimposes the first amplified light and the second amplified light on each other.Type: ApplicationFiled: May 16, 2023Publication date: April 4, 2024Applicant: NIKON CORPORATIONInventor: Akira TOKUHISA
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Publication number: 20240110844Abstract: An exposure apparatus exposes an object to pattern light generated by a spatial light modulator having a plurality of elements in accordance with drawing data. The exposure apparatus includes a data output unit configured to output the drawing data to the spatial light modulator, an illumination optical system configured to irradiate the spatial light modulator with illumination light, a first movable body configured to hold the object, a projection optical system configured to project an image of the pattern light generated by the spatial light modulator onto the object, a detection unit configured to detect the image of the pattern light that has been projected, and a determination unit configured to determine whether the spatial light modulator is capable of generating pattern light in accordance with the drawing data output from the data output unit, based on a detection result of the detection unit.Type: ApplicationFiled: December 4, 2023Publication date: April 4, 2024Applicant: NIKON CORPORATIONInventors: Masaki KATO, Hitoshi MIZUNO, Yasushi MIZUNO
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Publication number: 20240111215Abstract: An exposure apparatus includes an illumination optical system, a spatial light modulator illuminated by light from the illumination optical system, a projection optical system that irradiates an exposure target with light emitted from the spatial light modulator, a stage on which the exposure target is placed to perform a relative movement between the exposure target and the projection optical system relative to each other in a predetermined scanning direction, and a controller that has a storage in which information relating to exposure pattern is stored and controls exposure for the exposure target. The controller controls the exposure for the exposure target so that a first step of performing a first exposure based on the information relating to the exposure pattern and a second step of performing a second exposure based on at least a portion of the information relating to the exposure pattern used in the first step are executed.Type: ApplicationFiled: December 13, 2023Publication date: April 4, 2024Applicant: NIKON CORPORATIONInventors: Masaki KATO, Hitoshi MIZUNO, Yasushi MIZUNO
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Publication number: 20240114259Abstract: An image sensor includes: a photoelectric conversion unit that photoelectrically converts light to generate an electric charge; a holding unit that holds the electric charge generated by the photoelectric conversion unit; an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit; a first transfer path that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit; and a second transfer path that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit via the holding unit.Type: ApplicationFiled: November 6, 2023Publication date: April 4, 2024Applicant: NIKON CORPORATIONInventors: Ryoji ANDO, Yoshiyuki WATANABE
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Patent number: D1021991Type: GrantFiled: February 28, 2022Date of Patent: April 9, 2024Assignee: NIKON VISION CO., LTD.Inventor: Hiroyuki Asano
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Patent number: RE49928Abstract: A plurality of pixels PX include effective pixels and optical black pixels. Signal lines VL are provided corresponding to each column of the pixels PX and supplied with output signals of the pixels PX of the corresponding column. Clip transistors CL are provided corresponding to the respective signal lines VL and limit a potential of the corresponding vertical signal lines VL based on a gate potential. At least in a predetermined operating mode, a potential Vclip_dark is supplied to a gate of one of the clip transistors CL corresponding to at least one pixel column formed of the optical black pixels when reading a noise level from the pixels PX corresponding to the clip transistors CL and when reading a data level from the pixels PX corresponding to the clip transistors CL.Type: GrantFiled: November 20, 2019Date of Patent: April 16, 2024Assignee: NIKON CORPORATIONInventor: Toru Shima