Patents by Inventor Keisuke Hatano
Keisuke Hatano 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: 20260059886Abstract: A semiconductor device, a manufacturing method, and an electronic device capable of achieving both formation of a capacitive element and reduction in parasitic capacitance. A semiconductor device includes an internal electrode on a first surface side of a semiconductor substrate, a through hole at a position corresponding to the internal electrode, a first rewiring on a second surface side of the semiconductor substrate and connected to the internal electrode via the through hole, a second rewiring connected to the first rewiring on a side closer to an external connection terminal than the first rewiring, and an interlayer insulating film between the first and second rewirings. Two of a first internal electrode and a second internal electrode are provided as the internal electrode, and the first rewiring connected to the first internal electrode, the second rewiring connected to the second internal electrode, and the interlayer insulating film constitute a capacitor.Type: ApplicationFiled: July 28, 2023Publication date: February 26, 2026Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Naoto SASAKI, Keisuke HATANO, Keishi TANAKA, Masataka MAEHARA, Takahisa FURUHASHI
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Patent number: 12465203Abstract: A bending operation mechanism includes an operation lever, a wire pulling member, a pulling wire, a cylinder, and a pulley, and the pulley is disposed with a predetermined rotation shaft tilted so that an extended line of the predetermined rotation shaft intersects with the cylinder.Type: GrantFiled: April 11, 2022Date of Patent: November 11, 2025Assignee: OLYMPUS CORPORATIONInventor: Keisuke Hatano
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Publication number: 20250248587Abstract: An endoscope can include an internal member provided at a distal end of an insertion portion a conductive external member fitted over the internal member and electrically connected to a ground. The endoscope can also include an image pickup instrument fixed to the internal member, and the image pickup instrument can include a lens. The endoscope can include an electrical connection part having a first end portion connected to the conductive member and a second end portion connected to the external member, the electrical connection part being configured to electrically connect the conductive member and the external member, a conductor wire including a third end portion electrically connected to the first end portion, and a fourth end portion that passes through an opening formed in the external member.Type: ApplicationFiled: April 23, 2025Publication date: August 7, 2025Applicant: OLYMPUS CORPORATIONInventors: Keisuke Hatano, Takuya Ariyoshi, Hiroyuki Nagamizu
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Publication number: 20250234665Abstract: A semiconductor device, a manufacturing method therefor, and an electronic apparatus that reduces a parasitic capacitance generated between an internal electrode and a board silicon to suppress waveform distortion and signal delay of high-frequency signals, thereby enabling a high-speed operation. A configuration to include: a board silicon; a silicon oxide film stacked on the board silicon; an inter-wiring-layer film having an internal electrode stacked on the silicon oxide film; a through-hole forming a stepped hole with a larger-diameter hole extending from the board silicon to the silicon oxide film and a smaller-diameter hole extending from the silicon oxide film to the internal electrode; an interlayer dielectric film stacked on a circumferential side surface of the larger-diameter hole and the board silicon; and a redistribution layer on an inner peripheral surface of the through-hole and the interlayer dielectric film and connected to the internal electrode.Type: ApplicationFiled: September 28, 2022Publication date: July 17, 2025Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventor: Keisuke HATANO
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Publication number: 20250049299Abstract: An endoscope includes a frame component provided at a distal end portion of an insertion portion, an exterior member with conductivity in which the frame component fits, an imaging unit fixed to the frame component and configured to pick up an image, a conductive part provided in the imaging unit, an electrical connection part, a first end portion of which is connected to the conductive part, a neighboring part of a second end portion on an opposite side of the first end portion of which is sandwiched and fixed between an outer surface of the frame component and an inner surface of the exterior member and configured to electrically connect the conductive part and the exterior member, and an opening provided in the exterior member and configured to expose part of the frame component and cut an extra portion of the electrical connection part during assembly.Type: ApplicationFiled: October 28, 2024Publication date: February 13, 2025Applicant: OLYMPUS CORPORATIONInventors: Keisuke HATANO, Takuya ARIYOSHI
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Patent number: 12200358Abstract: The present disclosure relates to a solid-state imaging device, a method for driving the solid-state imaging device, and an electronic device capable of improving auto-focusing accuracy by using a phase difference signal obtained by using a photoelectric conversion film. The solid-state imaging device includes a pixel including a photoelectric conversion portion having a structure where a photoelectric conversion film is interposed by an upper electrode on the photoelectric conversion film and a lower electrode under the photoelectric conversion film. The upper electrode is divided into a first upper electrode and a second upper electrode. The present disclosure can be applied to, for example, a solid-state imaging device or the like.Type: GrantFiled: December 6, 2023Date of Patent: January 14, 2025Assignee: Sony Semiconductor Solutions CorporationInventors: Keisuke Hatano, Fumihiko Koga, Tetsuji Yamaguchi, Shinichiro Izawa
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Publication number: 20240422452Abstract: Provided is a light detecting device, including a first electrode and a third electrode formed on a semiconductor layer, a photoelectric conversion layer formed on the first electrode and the third electrode, a second electrode formed on the photoelectric conversion layer, and an insulation film is disposed between the third electrode and the photoelectric conversion layer. A voltage of the third electrode is controlled to a voltage corresponding to a detection result which can contribute to control of discharge of charges or assist for transfer of charges.Type: ApplicationFiled: August 26, 2024Publication date: December 19, 2024Inventors: Yuji UESUGI, Fumihiko KOGA, Keisuke HATANO
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Patent number: 12156636Abstract: An endoscope includes a frame component provided at a distal end portion of an insertion portion, an exterior member with conductivity in which the frame component fits, an imaging unit fixed to the frame component and configured to pick up an image, a conductive part provided in the imaging unit, an electrical connection part, a first end portion of which is connected to the conductive part, a neighboring part of a second end portion on an opposite side of the first end portion of which is sandwiched and fixed between an outer surface of the frame component and an inner surface of the exterior member and configured to electrically connect the conductive part and the exterior member, and an opening provided in the exterior member and configured to expose part of the frame component and cut an extra portion of the electrical connection part during assembly.Type: GrantFiled: August 10, 2021Date of Patent: December 3, 2024Assignee: OLYMPUS CORPORATIONInventors: Keisuke Hatano, Takuya Ariyoshi
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Patent number: 12143741Abstract: Provided is a light detecting device, including a first electrode and a third electrode formed on a semiconductor layer, a photoelectric conversion layer formed on the first electrode and the third electrode, a second electrode formed on the photoelectric conversion layer, and an insulation film is disposed between the third electrode and the photoelectric conversion layer. A voltage of the third electrode is controlled to a voltage corresponding to a detection result which can contribute to control of discharge of charges or assist for transfer of charges.Type: GrantFiled: July 24, 2023Date of Patent: November 12, 2024Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Yuji Uesugi, Fumihiko Koga, Keisuke Hatano
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Publication number: 20240186352Abstract: Provided is an imaging device capable of suppressing an influence of flare. An imaging device according to the present disclosure includes: a pixel region in which a plurality of pixels that performs photoelectric conversion is arranged; an on-chip lens provided on the pixel region; a protective member provided on the on-chip lens; and a resin layer that adheres between the on-chip lens and the protective member, in which when a thickness of the resin layer and the protective member is T, a length of a diagonal line of the pixel region viewed from an incident direction of light is L, and a critical angle of the protective member is ?c, T?L/2/tan?c (Formula 2) or T?L/4/tan?c (Formula 3) is satisfied.Type: ApplicationFiled: February 9, 2022Publication date: June 6, 2024Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Yoshiaki MASUDA, Keisuke HATANO, Hirokazu SEKI, Atsushi TODA, Shinichiro NOUDO, Yusuke OIKE, Yutaka OOKA, Naoto SASAKI, Toshiki SAKAMOTO, Takafumi MORIKAWA
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Patent number: 11991889Abstract: There is provided a solid-state image pickup device that includes a functional region provided with an organic film, and a guard ring surrounding the functional region.Type: GrantFiled: June 30, 2021Date of Patent: May 21, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Keisuke Hatano, Tetsuji Yamaguchi, Shintarou Hirata
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Publication number: 20240147091Abstract: Imaging devices and electronic apparatuses incorporating imaging devices are provided. An imaging device as disclosed can include a first pixel of a first pixel and a second pixel of a second pixel. The first and second pixels each have a first electrode, a portion of a photoelectric conversion film, and a portion of a second electrode, where the photoelectric conversion film is between the first electrode and the second electrode. The first electrode of the first pixel has a first area, while the first electrode of the second pixel has a second area that is smaller than the first area. The first pixel can include a light shielding film. Alternatively or in addition, the first pixel can be divided into first and second portions.Type: ApplicationFiled: November 2, 2023Publication date: May 2, 2024Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Keisuke HATANO, Ryosuke NAKAMURA, Yuji UESUGI, Fumihiko KOGA, Tetsuji YAMAGUCHI
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Publication number: 20240107157Abstract: The present disclosure relates to a solid-state imaging device, a method for driving the solid-state imaging device, and an electronic device capable of improving auto-focusing accuracy by using a phase difference signal obtained by using a photoelectric conversion film. The solid-state imaging device includes a pixel including a photoelectric conversion portion having a structure where a photoelectric conversion film is interposed by an upper electrode on the photoelectric conversion film and a lower electrode under the photoelectric conversion film. The upper electrode is divided into a first upper electrode and a second upper electrode. The present disclosure can be applied to, for example, a solid-state imaging device or the like.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Keisuke HATANO, Fumihiko KOGA, Tetsuji YAMAGUCHI, Shinichiro IZAWA
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Patent number: 11882359Abstract: The present disclosure relates to a solid-state imaging device, a method for driving the solid-state imaging device, and an electronic device capable of improving auto-focusing accuracy by using a phase difference signal obtained by using a photoelectric conversion film. The solid-state imaging device includes a pixel including a photoelectric conversion portion having a structure where a photoelectric conversion film is interposed by an upper electrode on the photoelectric conversion film and a lower electrode under the photoelectric conversion film. The upper electrode is divided into a first upper electrode and a second upper electrode. The present disclosure can be applied to, for example, a solid-state imaging device or the like.Type: GrantFiled: March 13, 2023Date of Patent: January 23, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Keisuke Hatano, Fumihiko Koga, Tetsuji Yamaguchi, Shinichiro Izawa
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Publication number: 20240002566Abstract: An optical member and a method for producing this optical member are provided. The optical member is composed of an injection molded article. The injection molded article includes a glutarimide resin that contains a glutarimide unit having an imidocarbonyl group provided by the imidization of a carbonyl group deriving from (meth)acrylate ester monomer, a repeat unit deriving from (meth)acrylate ester monomer, and a repeat unit deriving from aromatic vinyl monomer. The glutarimide resin has an orientation birefringence of ?0.5×10?3 to 0.5×10?3, a photoelastic constant of ?3.0×10?12 Pa?1 to 3.0×10?12 Pa?1, and a glass transition temperature of at least 125° C. The average value of the phase difference of the optical member is not more than 20 nm.Type: ApplicationFiled: September 15, 2023Publication date: January 4, 2024Applicant: KANEKA CORPORATIONInventors: Toshiaki Ezaki, Kazunori Saegusa, Keisuke Hatano, Keita Hirai, Riru Nishikawa
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Patent number: 11838662Abstract: Imaging devices and electronic apparatuses incorporating imaging devices are provided. An imaging device as disclosed can include a first pixel of a first pixel and a second pixel of a second pixel. The first and second pixels each have a first electrode, a portion of a photoelectric conversion film, and a portion of a second electrode, where the photoelectric conversion film is between the first electrode and the second electrode. The first electrode of the first pixel has a first area, while the first electrode of the second pixel has a second area that is smaller than the first area. The first pixel can include a light shielding film. Alternatively or in addition, the first pixel can be divided into first and second portions.Type: GrantFiled: March 8, 2022Date of Patent: December 5, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Keisuke Hatano, Ryosuke Nakamura, Yuji Uesugi, Fumihiko Koga, Tetsuji Yamaguchi
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Publication number: 20230370742Abstract: Provided is a light detecting device, including a first electrode and a third electrode formed on a semiconductor layer, a photoelectric conversion layer formed on the first electrode and the third electrode, a second electrode formed on the photoelectric conversion layer, and an insulation film is disposed between the third electrode and the photoelectric conversion layer. A voltage of the third electrode is controlled to a voltage corresponding to a detection result which can contribute to control of discharge of charges or assist for transfer of charges.Type: ApplicationFiled: July 24, 2023Publication date: November 16, 2023Inventors: YUJI UESUGI, FUMIHIKO KOGA, KEISUKE HATANO
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Patent number: 11805978Abstract: An endoscope operation section of the present invention includes an operation section having a second longitudinal axis extending in a substantially same direction as a first longitudinal axis of an insertion section, the operation section being configured to be grasped by an operator, a bending operation member, including an axis crossing the second longitudinal axis at an acute angle during nonoperation, and configured to bend the insertion section, a first pedestal section to which a suction operation member is attached, a second pedestal section in which a surface projecting further in the forward direction by a predetermined height than the first pedestal section is formed, the predetermined height being set to a higher position in the forward direction than a position of a suction tube connecting member of the suction operation member, and a pressing operation member provided on the surface of the second pedestal section and pressed and operated.Type: GrantFiled: June 28, 2019Date of Patent: November 7, 2023Assignee: OLYMPUS CORPORATIONInventors: Keisuke Hatano, Tatsuhiko Suzuki
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Publication number: 20230295358Abstract: A glutarimide resin contains repeating units of formula (1), wherein R1 and R2 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms; repeating units of formula (2), wherein R3 and R4 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and repeating units of formula (3), wherein R5 and R6 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and R7 is an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, or a substituent containing an aromatic ring having 5 to 15 carbon atoms. The glutarimide resin satisfies the following inequality: 3?M1+M2?20. M1 is the content (mol %) of the repeating units of the formula (1) and M2 is the content (mol %) of the repeating units of the formula (2).Type: ApplicationFiled: May 26, 2023Publication date: September 21, 2023Applicant: KANEKA CORPORATIONInventors: Tomoki Hiiro, Riru Nishikawa, Keita Hirai, Keisuke Hatano
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Publication number: 20230295362Abstract: A glutarimide resin contains repeating units represented by formula (1), formula (2), formula (3) and formula (4). R1 and R2 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and R3 and R4 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms. R5 and R6 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and R7 is an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, or a substituent containing an aromatic ring having 5 to 15 carbon atoms. R8 is hydrogen or an alkyl group having 1 to 8 carbon atoms, and R9 is an aryl group having 6 to 10 carbon atoms.Type: ApplicationFiled: May 26, 2023Publication date: September 21, 2023Applicant: KANEKA CORPORATIONInventors: Tomoki Hiiro, Riru Nishikawa, Keita Hirai, Keisuke Hatano