Patents by Inventor Hiroki Kitamura
Hiroki Kitamura 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: 20230027057Abstract: An amorphous dielectric includes a compound represented by A1+?BOxNy. ?0.3???0.3, 0<x?3.50, 0?y?1.00, and 6.70?2x+3y?7.30 are satisfied. A sum of an average valence of A-site ions and an average valence of B-site ions is 6.70 to 7.30.Type: ApplicationFiled: July 6, 2022Publication date: January 26, 2023Applicant: TDK CORPORATIONInventors: Kumiko YAMAZAKI, Shuto KANO, Yuji UMEDA, Hiroki KITAMURA, Takeshi SHIBAHARA, Junichi YAMAZAKI
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Patent number: 11437654Abstract: A battery pack which includes: a battery cell which contains a non-aqueous electrolyte, wherein the battery cell is a non-aqueous electrolyte secondary battery; a casing which stores the battery cell; and at least one liquid leakage sensor which detects liquid leakage from the battery cell, wherein the casing and/or the battery cell have a leaked liquid retention region in which the non-aqueous electrolyte tends to be retained when the non-aqueous electrolyte leaks out of the battery cell, wherein the liquid leakage sensor outputs measurement information as a detection result without using a charging/discharging circuit which charges and discharges the battery cell, and wherein at least one sensor unit of the liquid leakage sensor is provided in the leaked liquid retention region.Type: GrantFiled: November 20, 2018Date of Patent: September 6, 2022Assignee: TDK CORPORATIONInventors: Masayuki Yamashima, Mikio Tsuruoka, Hiroki Kitamura
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Publication number: 20220115183Abstract: A film capacitor that includes: an outer case defining an opening; a capacitor element within the outer case, the capacitor element including one or more metallized films, each metallized film including a resin film and a metal layer on a surface of the resin film; and a filling resin that fills a space between the capacitor element and the outer case, wherein the filling resin includes a first filling resin layer surrounding the capacitor element and a second filling resin layer disposed closer to the opening of the outer case than the first filling resin layer, the first filling resin layer and the second filling resin layer are made of the same resin and each contain a filler, and a filler content of the second filling resin layer is higher than a filler content of a portion of the first filling resin layer opposing the second filling resin layer.Type: ApplicationFiled: December 20, 2021Publication date: April 14, 2022Inventors: Satoru JOGAN, Hiroki KITAMURA
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Patent number: 11096751Abstract: The invention may provide a puncture robot that can precisely move a needle in the puncture direction by setting needle position in a CT gantry. Provided is a puncture robot comprising a puncture unit, puncture robot being configured such that: the puncture unit comprises a puncture needle, an arm unit, a frame unit, and a base unit; the frame unit comprises a first frame and a second frame that are each provided with an advancing and retracting shaft, and a connecting rod; the arm unit comprises an upper arm and a lower arm, with the puncture needle being mounted to be parallel to the advancing and retracting shaft and the upper arm and the lower arm are advanced and retracted along the advancing and retracting shaft.Type: GrantFiled: September 29, 2016Date of Patent: August 24, 2021Assignee: NATIONAL UNIVERSITY CORPORATION, OKAYAMA UNIVERSITYInventors: Hiroki Kitamura, Akira Heya, Takafumi Namba, Tetsushi Kamegawa, Takayuki Matsuno, Takao Hiraki
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Publication number: 20210205038Abstract: The invention may provide a puncture robot that can precisely move a needle in the puncture direction by setting needle position in a CT gantry. Provided is a puncture robot comprising a puncture unit, puncture robot being configured such that: the puncture unit comprises a puncture needle, an arm unit, a frame unit, and a base unit; the frame unit comprises a first frame and a second frame that are each provided with an advancing and retracting shaft, and a connecting rod; the arm unit comprises an upper arm and a lower arm, with the puncture needle being mounted to be parallel to the advancing and retracting shaft; and the upper arm and the lower arm are advanced and retracted along the advancing and retracting shaft.Type: ApplicationFiled: March 19, 2021Publication date: July 8, 2021Inventors: Hiroki KITAMURA, Akira Heya, Takafumi Namba, Tetsushi Kamegawa, Takayuki Matsuno, Takao Hiraki
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Patent number: 10845568Abstract: A lens-group moving apparatus for moving, in an optical system including a plurality of lenses, a lens group including at least one lens among the plurality of lenses includes: a moving lens frame that holds the lens group; a fixed cylinder that holds the moving lens frame movably in an optical axis direction; a moving frame that is movable in the optical axis direction and changes a relative position with respect to the fixed cylinder; a moving structure that causes the moving frame to move in the optical axis direction; an intermediate member that contacts the moving frame and the moving lens frame and that transmits a movement of the moving frame to the moving lens frame; and an urging member that urges the moving lens frame in a direction of the intermediate member.Type: GrantFiled: January 24, 2019Date of Patent: November 24, 2020Assignee: Koniva Minolta, Inc.Inventor: Hiroki Kitamura
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Publication number: 20200067145Abstract: A battery pack which includes: a battery cell which contains a non-aqueous electrolyte, wherein the battery cell is a non-aqueous electrolyte secondary battery; a casing which stores the battery cell; and at least one liquid leakage sensor which detects liquid leakage from the battery cell, wherein the casing and/or the battery cell have a leaked liquid retention region in which the non-aqueous electrolyte tends to be retained when the non-aqueous electrolyte leaks out of the battery cell, wherein the liquid leakage sensor outputs measurement information as a detection result without using a charging/discharging circuit which charges and discharges the battery cell, and wherein at least one sensor unit of the liquid leakage sensor is provided in the leaked liquid retention region.Type: ApplicationFiled: November 20, 2018Publication date: February 27, 2020Applicant: TDK CORPORATIONInventors: Masayuki YAMASHIMA, Mikio TSURUOKA, Hiroki KITAMURA
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Publication number: 20190243088Abstract: A lens-group moving apparatus for moving, in an optical system including a plurality of lenses, a lens group including at least one lens among the plurality of lenses includes: a moving lens frame that holds the lens group; a fixed cylinder that holds the moving lens frame movably in an optical axis direction; a moving frame that is movable in the optical axis direction and changes a relative position with respect to the fixed cylinder; a moving structure that causes the moving frame to move in the optical axis direction; an intermediate member that contacts the moving frame and the moving lens frame and that transmits a movement of the moving frame to the moving lens frame; and an urging member that urges the moving lens frame in a direction of the intermediate member.Type: ApplicationFiled: January 24, 2019Publication date: August 8, 2019Applicant: Konica Minolta, Inc.Inventor: Hiroki Kitamura
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Patent number: 10120157Abstract: A lens unit includes a correction lens that corrects movement of a focus position of an optical system, a holding frame that holds the lens, a stationary tube that movably supports the frame along a direction of an optical axis, a movement guide portion that is provided between the tube and the frame in a radial direction of the tube and limits rotation of the frame in a direction intersecting with a plane orthogonal to the optical axis and guides movement of the frame in the direction of the optical axis, bimetals that are provided between the tube and the frame in the direction of the optical axis and change a distance between the frame and the tube along the direction of the optical axis, and a first biasing means that relatively biases the frame against the tube via the movement guide portion in the radial direction of the tube.Type: GrantFiled: January 6, 2016Date of Patent: November 6, 2018Assignee: Konica Minolta, Inc.Inventors: Hiroki Kitamura, Atsushi Matsuura, Keisuke Kuryo
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Publication number: 20180206926Abstract: The invention may provide a puncture robot that can precisely move a needle in the puncture direction by setting needle position in a CT gantry. Provided is a puncture robot comprising a puncture unit, puncture robot being configured such that: the puncture unit comprises a puncture needle, an arm unit, a frame unit, and a base unit; the frame unit comprises a first frame and a second frame that are each provided with an advancing and retracting shaft, and a connecting rod; the arm unit comprises an upper arm and a lower arm, with the puncture needle being mounted to be parallel to the advancing and retracting shaft and the upper arm and the lower arm are advanced and retracted along the advancing and retracting shaft.Type: ApplicationFiled: September 29, 2016Publication date: July 26, 2018Inventors: Hiroki KITAMURA, Akira HEYA, Takafumi NAMBA, Tetsushi KAMEGAWA, Takayuki MATSUNO, Takao HIRAKI
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Publication number: 20170363834Abstract: A lens unit includes a correction lens that corrects movement of a focus position of an optical system, a holding frame that holds the lens, a stationary tube that movably supports the frame along a direction of an optical axis, a movement guide portion that is provided between the tube and the frame in a radial direction of the tube and limits rotation of the frame in a direction intersecting with a plane orthogonal to the optical axis and guides movement of the frame in the direction of the optical axis, bimetals that are provided between the tube and the frame in the direction of the optical axis and change a distance between the frame and the tube along the direction of the optical axis, and a first biasing means that relatively biases the frame against the tube via the movement guide portion in the radial direction of the tube.Type: ApplicationFiled: January 6, 2016Publication date: December 21, 2017Applicant: Konica Minolta, Inc.Inventors: Hiroki Kitamura, Atsushi Matsuura, Keisuke Kuryo
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Patent number: 9760815Abstract: With this invention, color shifting correction is performed first based on shifting amount information indicating a shifting amount with respect to the scanning direction on an image carrier of each image forming unit, and halftone processing is then performed, thus suppressing generation of moiré due to the color shifting correction, and forming a high-quality image. To this end, an image forming engine has color shifting amount storage units C, M, Y, and K (black) which store actual shifting amounts with respect to ideal scan directions on image carriers C, M, Y, and K in image forming units C, M, Y, and K. Color shifting correction amount arithmetic units C, M, Y, and K calculate color shifting correction amounts for respective color components on the basis of the stored color shifting amounts.Type: GrantFiled: January 16, 2015Date of Patent: September 12, 2017Assignee: Canon Kabushiki KaishaInventors: Tsutomu Takada, Hiroki Kitamura, Yoshiyuki Akiba, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Kenzo Tojima, Takaaki Nagaoka
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Patent number: 9620777Abstract: A lithium ion secondary battery with a high electrode density and an excellent rate discharge characteristic. The positive electrode includes a positive electrode active material of a compound represented by Lia(NixCoyAl1-x-y)O2 (0.95?a?1.05, 0.5?x?0.9, 0.05?y?0.2), and carbon adhered to the surface of the material, in the Raman spectrum using a laser of 532 nm, the positive electrode includes a peak PA (D band) at 1200˜1450 cm?1, a peak PB (G band) at 1450˜1700 cm?1 and a peak PC at 400˜600 cm?1, and when the intensities are normalized by regarding the maximum intensity as 1 and the minimum intensity as 0 in the wavenumber domain of 200˜1800 cm?1, Raman intensity of the minimum (V band) between the two peaks of said peak PA and said peak PB is 0.6 or less, and Raman intensity of said peak PC is 0.1 or more and 0.5 or less.Type: GrantFiled: September 30, 2014Date of Patent: April 11, 2017Assignee: TDK CORPORATIONInventors: Hiroyuki Miyabara, Hiroki Kitamura, Yukiko Hirabayashi, Masaki Sobu, Tetsuo Takaishi
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Publication number: 20150131129Abstract: With this invention, color shifting correction is performed first based on shifting amount information indicating a shifting amount with respect to the scanning direction on an image carrier of each image forming unit, and halftone processing is then performed, thus suppressing generation of moiré due to the color shifting correction, and forming a high-quality image. To this end, an image forming engine has color shifting amount storage units C, M, Y, and K (black) which store actual shifting amounts with respect to ideal scan directions on image carriers C, M, Y, and K in image forming units C, M, Y, and K. Color shifting correction amount arithmetic units C, M, Y, and K calculate color shifting correction amounts for respective color components on the basis of the stored color shifting amounts.Type: ApplicationFiled: January 16, 2015Publication date: May 14, 2015Inventors: Tsutomu Takada, Hiroki Kitamura, Yoshiyuki Akiba, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Kenzo Tojima, Takaaki Nagaoka
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Publication number: 20150093633Abstract: A lithium ion secondary battery with a high electrode density and an excellent rate discharge characteristic. The positive electrode includes a positive electrode active material of a compound represented by Lia(NixCoyAl1?x?y)O2 (0.95:?a?1.05, 0.5?x?0.9, 0.05?y?0.2), and carbon adhered to the surface of the material, in the Raman spectrum using a laser of 532 nm, the positive electrode includes a peak PA (D band) at 1200˜1450 cm?1, a peak PB (G band) at 1450˜1700 cm?1 and a peak PC at 400˜600 cm?1, and when the intensities are normalized by regarding the maximum intensity as 1 and the minimum intensity as 0 in the wavenumber domain of 200˜1800 cm?1, Raman intensity of the minimum (V band) between the two peaks of said peak PA and said peak PB is 0.6 or less, and Raman intensity of said peak PC is 0.1 or more and 0.5 or less.Type: ApplicationFiled: September 30, 2014Publication date: April 2, 2015Inventors: Hiroyuki MIYABARA, Hiroki KITAMURA, Yukiko HIRABAYASHI, Masaki SOBU, Tetsuo TAKAISHI
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Patent number: 8964253Abstract: Color shifting correction is performed first based on shifting amount information indicating a shifting amount with respect to the scanning direction on an image carrier of each image forming unit, and halftone processing is then performed, thus suppressing caused by color shifting correction, and forming a high-quality image. An image forming engine has color shifting amount storage units storing actual shifting amounts with respect to ideal scan directions on image carriers in image forming units. Color shifting correction amount arithmetic units calculate color shifting correction amounts for respective color components using stored color shifting amounts. Color shifting correction units perform color shifting correction by converting coordinates upon reading image data from bitmap memories using calculated color shifting correction amounts, and perform tone correction. Data after tone correction undergo halftone processing.Type: GrantFiled: October 9, 2013Date of Patent: February 24, 2015Assignee: Canon Kabushiki KaishaInventors: Tsutomu Takada, Hiroki Kitamura, Yoshiyuki Akiba, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Kenzo Tojima, Takaaki Nagaoka
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Publication number: 20140118755Abstract: Color shifting correction is performed first based on shifting amount information indicating a shifting amount with respect to the scanning direction on an image carrier of each image forming unit, and halftone processing is then performed, thus suppressing caused by color shifting correction, and forming a high-quality image. An image forming engine has color shifting amount storage units storing actual shifting amounts with respect to ideal scan directions on image carriers in image forming units. Color shifting correction amount arithmetic units calculate color shifting correction amounts for respective color components using stored color shifting amounts. Color shifting correction units perform color shifting correction by converting coordinates upon reading image data from bitmap memories using calculated color shifting correction amounts, and perform tone correction. Data after tone correction undergo halftone processing.Type: ApplicationFiled: October 9, 2013Publication date: May 1, 2014Applicant: Canon Kabushiki KaishaInventors: Tsutomu Takata, Hiroki Kitamura, Yoshiyuki Akiba, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Kenzo Tojima, Takaaki Nagaoka
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Patent number: 8570594Abstract: With this invention, color shifting correction is performed first based on shifting amount information indicating a shifting amount with respect to the scanning direction on an image carrier of each image forming unit, and halftone processing is then performed, thus suppressing generation of moiré due to the color shifting correction, and forming a high-quality image. To this end, an image forming engine has color shifting amount storage units C, M, Y, and K (black) which store actual shifting amounts with respect to ideal scan directions on image carriers C, M, Y, and K in image forming units C, M, Y, and K. Color shifting correction amount arithmetic units C, M, Y, and K calculate color shifting correction amounts for respective color components on the basis of the stored color shifting amounts.Type: GrantFiled: March 2, 2010Date of Patent: October 29, 2013Assignee: Canon Kabushiki KaishaInventors: Tsutomu Takata, Hiroki Kitamura, Yoshiyuki Akiba, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Kenzo Tojima, Takaaki Nagaoka
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Patent number: 8456171Abstract: It is aimed to provide a probe card test system and a relay driving test method for probe cards which can automatically and continuously perform tests without bringing needle tips into contact with a number of relays mounted on a probe card and by using a device. In a probe card test system for testing a probe card using a tester, the probe card includes a substrate having a first probe and a first relay connected to the first probe, a relay controller for the first relay and a first measurement channel for connecting the first relay and the first probe to the tester are further provided on the substrate. The tester includes a DC power supply, a control board for controlling the relay controller for the first relay, and a first measurement circuit connected to the first measurement channel, the DC power supply and a voltmeter. The first measurement circuit includes a first resistor having a predetermined time constant and a first changeover switch to be connected to the first measurement channel.Type: GrantFiled: October 16, 2009Date of Patent: June 4, 2013Assignee: Japan Electronic Materials Corp.Inventors: Shingo Matsuno, Kenji Emura, Hiroki Kitamura
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Patent number: 8068259Abstract: A color image forming apparatus of a so-called tandem type which has image forming units in correspondence with colors is provided. In the color image forming apparatus, a color discrepancy amount storage unit stores information of a color discrepancy amount of each of the image forming units, which is measured in advance. A first color discrepancy correcting unit performs color discrepancy correction in a pixel unit by performing coordinate conversion of bitmap data to be printed based on the information of the color discrepancy amount stored in the color discrepancy amount storage unit. A second color discrepancy correcting unit performs color discrepancy correction in less than a pixel unit by performing tone correction of the bitmap data corrected by the first color discrepancy correcting unit based on the information of the color discrepancy amount stored in the color discrepancy amount storage unit.Type: GrantFiled: October 21, 2009Date of Patent: November 29, 2011Assignee: Canon Kabushiki KaishaInventors: Kenzo Tojima, Hiroki Kitamura, Yoshiyuki Akiba, Tsutomu Takata, Shuichi Nakamura, Yusuke Yamamoto, Masanao Motoyama, Takeshi Akiyama, Takaaki Nagaoka