Patents by Inventor Hiroshi Kodama

Hiroshi Kodama 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).

  • Publication number: 20240154003
    Abstract: Provided is a semiconductor device in which a boundary region between a transistor portion and a diode portion includes: a first portion which is in contact with the transistor portion and is not provided with a lifetime adjustment region; and a second portion which is in contact with the diode portion and to which the lifetime adjustment region of the diode portion extends, a density distribution of a lifetime killer in a first direction has a lateral slope where a density of the lifetime killer decreases from the second portion of the boundary region toward the first portion, a width of the first portion is smaller than a width of the second portion in the first direction, and the width of the first portion is equal to or larger than a width of the lateral slope in the first direction.
    Type: Application
    Filed: October 24, 2023
    Publication date: May 9, 2024
    Inventors: Yosuke SAKURAI, Tatsuya NAITO, Seiji NOGUCHI, Motoyoshi KUBOUCHI, Naoko KODAMA, Hiroshi TAKISHITA
  • Patent number: 11972950
    Abstract: There is provided a semiconductor device, a hydrogen concentration distribution has a hydrogen concentration peak, a helium concentration distribution has a helium concentration peak, and a donor concentration distribution has a first donor concentration peak and a second donor concentration peak; the hydrogen concentration peak and the first donor concentration peak are located at a first depth, and the helium concentration peak and the second donor concentration peak are located at a second depth; each concentration peak has an upward slope; and a value which is obtained by normalizing a gradient of the upward slope of the second donor concentration peak by a gradient of the upward slope of the helium concentration peak is smaller than a value which is obtained by normalizing a gradient of the upward slope of the first donor concentration peak by a gradient of the upward slope of the hydrogen concentration peak.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: April 30, 2024
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventors: Misaki Meguro, Takashi Yoshimura, Hiroshi Takishita, Naoko Kodama, Yasunori Agata
  • Patent number: 11940347
    Abstract: A pressure sensor has a stem in which a pressure introduction hole into which a pressure medium is introduced and a diaphragm deformable according to the pressure of the pressure medium are formed, and a strain detecting element which is arranged on the diaphragm via an insulating film and being configured to output a detection signal according to the deformation of the diaphragm. The strain detecting element is configured to have a portion made of polysilicon. A low doping layer having a higher electrical resistivity than polysilicon and a higher crystallinity than the insulating film is arranged between the insulating film and the strain detecting element.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: March 26, 2024
    Assignees: DENSO CORPORATION, NAGANO KEIKI CO., LTD.
    Inventors: Hiroshi Kodama, Naoki Yoshida, Kaori Miyashita, Eiji Takeda, Nobuaki Yamada, Yoshihiro Tomomatsu, Yasushi Yanagisawa, Yusuke Midorikawa, Shirou Kamanaru, Kenichi Yokoyama, Inao Toyoda, Hisayuki Takeuchi, Naohisa Niimi, Masao Takahashi, Yasutake Ura, Kouji Asano, Yukihiro Kamada
  • Publication number: 20220177372
    Abstract: The purpose of the present invention is to provide a zirconia-based composite oxide for making it possible to form a catalyst layer which, despite having a reduced thickness, has a sufficient quantity of catalyst to function in exhaust gas treatment on a wall of a honeycomb structure. The purpose of the present invention is also to provide a method for manufacturing said zirconia-based composite oxide. The present invention relates to a zirconia-based composite oxide characterized in that the tap bulk density thereof is 0.75 g/mL or greater, and the specific surface area thereof after heat treatment for three hours at 1000° C. is 45 m2/g or greater.
    Type: Application
    Filed: July 14, 2020
    Publication date: June 9, 2022
    Applicant: DAIICHI KIGENSO KAGAKU KOGYO CO., LTD.
    Inventors: Kazuya MATSUMOTO, Hiroshi KODAMA
  • Publication number: 20220042868
    Abstract: A pressure sensor has a stem in which a pressure introduction hole into which a pressure medium is introduced and a diaphragm deformable according to the pressure of the pressure medium are formed, and a strain detecting element which is arranged on the diaphragm via an insulating film and being configured to output a detection signal according to the deformation of the diaphragm. The strain detecting element is configured to have a portion made of polysilicon. A low doping layer having a higher electrical resistivity than polysilicon and a higher crystallinity than the insulating film is arranged between the insulating film and the strain detecting element.
    Type: Application
    Filed: October 22, 2021
    Publication date: February 10, 2022
    Inventors: Hiroshi KODAMA, Naoki YOSHIDA, Kaori MIYASHITA, Eiji TAKEDA, Nobuaki YAMADA, Yoshihiro TOMOMATSU, Yasushi YANAGISAWA, Yusuke MIDORIKAWA, Shirou KAMANARU, Kenichi YOKOYAMA, Inao TOYODA, Hisayuki TAKEUCHI, Naohisa NIIMI, Masao TAKAHASHI, Yasutake URA, Kouji ASANO, Yukihiro KAMADA
  • Patent number: 11064978
    Abstract: An ultrasound diagnostic apparatus includes: a beam former that drives an ultrasound transducer including two-dimensionally arranged vibration elements and that acquires ultrasound data of a three-dimensional space; a delay calculating circuit sets scan conditions including a drive delay amount of the beam former; a graphic circuit that generates an ultrasound slice image of a predetermined cut surface from the ultrasound data of the three-dimensional space; and a CPU that determines a focal length or a focal depth of the ultrasound according to a distance from the ultrasound transducer to the desirably set cut surface to set an amount of delay to cause the delay calculating circuit to change the scan conditions.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: July 20, 2021
    Assignee: OLYMPUS CORPORATION
    Inventors: Tomonao Kawashima, Shoichi Matsui, Hiroshi Kodama, Kenichi Nishina, Hironaka Miyaki, Hirotaka Eda
  • Patent number: 10799093
    Abstract: An endoscope adapted to insert a treatment tool includes: an opening portion from which the treatment tool protrudes, the opening portion being provided on a distal end of the endoscope; a rotary shaft rotatably mounted in the opening portion, a direction of a shaft center being perpendicular to a longitudinal direction of the endoscope; and a raise base that is attachable to the rotary shaft and detachable from the rotary shaft in a predetermined attaching/detaching direction through the opening portion and is capable of rising around the rotary shaft while being attached to the rotary shaft.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: October 13, 2020
    Assignee: OLYMPUS CORPORATION
    Inventor: Hiroshi Kodama
  • Patent number: 10346706
    Abstract: An imaging processing device includes an image acquisition unit, a character region estimation unit, and an output unit. The character region estimation unit determines a line indicating a direction in which characters are arranged with high probability in the acquired image and estimates a character region candidate in which characters are arranged with high probability. The output unit outputs information of the region estimated in the character region estimation unit. The character region estimation unit includes a vertical line detector, a horizontal line detector, a color distribution detector, and a character region candidate line determination unit. The image processing device includes an association imaging mode to cause a user to shoot an image of the character region candidate.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: July 9, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Osamu Nonaka, Kunio Yamamiya, Hiroshi Kodama, Shinya Abe, Yuichi Tsuchimochi
  • Patent number: 10149604
    Abstract: An endoscope includes an insertion portion, the endoscope being configured to allow a treatment tool to protrude from the insertion portion. The endoscope further includes: a treatment tool elevator base configured to be elevated by rotation around a rotation shaft with respect to a direction in which the insertion portion extends; an operating portion configured to input operation of changing an angle of elevating the treatment tool with respect to the treatment tool elevator base; a wire configured to be connected to the operating portion; a first member including a first engagement portion; and a second member including a second engagement portion and a wire connection portion to be connected to the wire, the second member being configured to: be supported so as to be rotatable with respect to the rotation shaft; and transmit the operation to the treatment tool elevator base.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: December 11, 2018
    Assignee: OLYMPUS CORPORATION
    Inventors: Jin Hiraoka, Hiroshi Kodama
  • Publication number: 20180272614
    Abstract: An optical device production apparatus includes: an manufacturing head that manufactures an optical device by successively building layers of optical material; and a controller that acquires a result of measurement of an optical performance of an optical system including the optical device manufactured. The controller controls the manufacturing head to terminate manufacturing the optical device on the condition that the result of measurement acquired by the controller meets a predetermined condition.
    Type: Application
    Filed: May 25, 2018
    Publication date: September 27, 2018
    Applicant: OLYMPUS CORPORATION
    Inventors: Kazunari HANANO, Takeshi YAMAZAKI, Yoshihiro MAEDA, Kanto MIYAZAKI, Tadashi HIRATA, Hiroshi KODAMA
  • Patent number: 10067010
    Abstract: A strain detector includes a strain-causing portion, an insulation film formed on the strain-causing portion, a strain gauge formed on the insulation film and configured to detect the strain generated by the strain-causing portion as electric signals, an electrode connected to the strain gauge, a bonding pad extending from the electrode, a bonding wire connected to the bonding pad, and an insulative resin layer covering the strain gauge without covering the bonding pad and the bonding wire.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: September 4, 2018
    Assignee: NAGANO KEIKI CO., LTD.
    Inventors: Hiroshi Kodama, Eiji Takeda, Takamitsu Yoshizawa
  • Patent number: 10051256
    Abstract: An image observation apparatus 10 includes an imaging unit 30 that images a specimen K and obtains a magnified image of the specimen, a display 50 that displays an image, a condition determiner that determines whether a state of the specimen with respect to the imaging unit satisfies a specific condition, and a controller that displays the magnified image obtained by the imaging unit on the display when the condition determiner determines the state of the specimen with respect to the imaging unit satisfies the specific condition.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: August 14, 2018
    Assignee: Olympus Corporation
    Inventors: Shigeru Kato, Sumito Honda, Kensei Ito, Hiroshi Kodama, Osamu Nonaka
  • Patent number: 10048577
    Abstract: An imaging apparatus includes an omnidirectional imaging unit that captures and generates an image of a visual field all around an axis as omnidirectional image data; an image converter that converts at least a part of the omnidirectional image data, which is generated by the omnidirectional imaging unit, to image data having a rectangular display area and thereby generates conversion image data; and a display unit that displays an image corresponding to the conversion image data, which is generated by the image converter. The omnidirectional image data forms an annular shape.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: August 14, 2018
    Assignee: Olympus Corporation
    Inventors: Shinsuke Homma, Hiroshi Kodama, Ryosuke Mochizuki
  • Publication number: 20180153377
    Abstract: An endoscope adapted to insert a treatment tool includes: an opening portion from which the treatment tool protrudes, the opening portion being provided on a distal end of the endoscope; a rotary shaft rotatably mounted in the opening portion, a direction of a shaft center being perpendicular to a longitudinal direction of the endoscope; and a raise base that is attachable to the rotary shaft and detachable from the rotary shaft in a predetermined attaching/detaching direction through the opening portion and is capable of rising around the rotary shaft while being attached to the rotary shaft.
    Type: Application
    Filed: January 30, 2018
    Publication date: June 7, 2018
    Applicant: OLYMPUS CORPORATION
    Inventor: Hiroshi KODAMA
  • Patent number: 9956543
    Abstract: This invention provides a zirconia-based porous body having a pore diameter suitable for supporting catalytic active species, such as precious metals, small variability in pore diameter, and a sufficient specific surface area even after 12-hour heating at 1000° C. Specifically, the invention provides a zirconia-based porous body in particle form having (1) a pore diameter peak at 20 to 100 nm in the pore distribution by BJH method, a P/W ratio of 0.05 or more wherein W represents half width of the peak and P represents height of the peak in the measured pore distribution curve, and a total pore volume of 0.5 cm3/g or more; and (2) a pore diameter peak at 20 to 100 nm, the P/W ratio of 0.03 or more, a specific surface area of at least 40 m2/g, and a total pore volume of 0.3 cm3/g or more, after heat treatment at 1000° C. for 12 hours.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: May 1, 2018
    Assignee: DAIICHI KIGENSO KAGAKU KOGYO CO., LTD.
    Inventor: Hiroshi Kodama
  • Publication number: 20180092512
    Abstract: An endoscope includes an insertion portion, the endoscope being configured to allow a treatment tool to protrude from the insertion portion. The endoscope further includes: a treatment tool elevator base configured to be elevated by rotation around a rotation shaft with respect to a direction in which the insertion portion extends; an operating portion configured to input operation of changing an angle of elevating the treatment tool with respect to the treatment tool elevator base; a wire configured to be connected to the operating portion; a first member including a first engagement portion; and a second member including a second engagement portion and a wire connection portion to be connected to the wire, the second member being configured to: be supported so as to be rotatable with respect to the rotation shaft; and transmit the operation to the treatment tool elevator base.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 5, 2018
    Applicant: OLYMPUS CORPORATION
    Inventors: Jin HIRAOKA, Hiroshi KODAMA
  • Publication number: 20180063503
    Abstract: An image observation apparatus 10 includes an imaging unit 30 that images a specimen K and obtains a magnified image of the specimen, a display 50 that displays an image, a condition determiner that determines whether a state of the specimen with respect to the imaging unit satisfies a specific condition, and a controller that displays the magnified image obtained by the imaging unit on the display when the condition determiner determines the state of the specimen with respect to the imaging unit satisfies the specific condition.
    Type: Application
    Filed: August 22, 2017
    Publication date: March 1, 2018
    Inventors: Shigeru KATO, Sumito HONDA, Kensei ITO, Hiroshi KODAMA, Osamu NONAKA
  • Publication number: 20170356814
    Abstract: A strain detector includes a strain-causing portion, an insulation film formed on the strain-causing portion, a strain gauge formed on the insulation film and configured to detect the strain generated by the strain-causing portion as electric signals, an electrode connected to the strain gauge, a bonding pad extending from the electrode, a bonding wire connected to the bonding pad, and an insulative resin layer covering the strain gauge without covering the bonding pad and the bonding wire.
    Type: Application
    Filed: June 6, 2017
    Publication date: December 14, 2017
    Inventors: Hiroshi Kodama, Eiji Takeda, Takamitsu Yoshizawa
  • Publication number: 20170319175
    Abstract: An ultrasound endoscope includes: an insertion portion configured to be inserted into a living body; an ultrasound transmitting and receiving unit; a balloon surrounding the ultrasound transmitting and receiving unit; a water supply port for supplying water to the balloon; an operating unit provided at a proximal end side of the insertion portion; a cable extending from the operating unit; a channel provided in the insertion portion and leading to the water supply port to supply water toward the water supply port; a pipe provided in the cable; a cylinder provided at the operating unit, one end of the channel and one end of the pipe being opened to the cylinder; an injection port provided in the pipe; and a duct having one end leading to the pipe via the injection port and having the other end to which a syringe for injecting water or supplying air is attachable.
    Type: Application
    Filed: July 25, 2017
    Publication date: November 9, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Yuko TANIGUCHI, Hiroshi KODAMA
  • Patent number: 9678319
    Abstract: In a zoom lens of a fixed total length, at the time of changing the magnification from the wide-angle end toward the telephoto end, the first lens group is anchored while the second lens group is moved, and the third and fourth lens groups are moved so as to be located at the object side of the telephoto end relative to the wide-angle end, such that: the interval between the second and third lens groups is decreased at the telephoto end relative to the wide-angle end; the interval between the third and fourth lens groups is increased at the telephoto end relative to the wide-angle end; and the interval between the fourth and fifth lens groups is increased at the telephoto end relative to the wide-angle end, and at the time of focusing a near object point from a remote object point, the second lens group is moved.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: June 13, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Hirohiko Kimata, Yasuharu Yamada, Kenichi Nagasawa, Hiroshi Kodama, Toshio Takahashi, Kento Kokubu