Patents by Inventor Koji Okumura
Koji Okumura 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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Patent number: 12270912Abstract: A first fastening portion is provided on a surface on the inner side of a sensor cover. A first support portion is provided around an opening of an exterior component. The first fastening portion is fastened to the first support portion, with the first fastening portion being allowed to be unfastened from the first support portion. The exterior component includes a tubular wall portion. The tubular wall portion includes an attaching hole. Part of the near-infrared sensor is arranged inside the tubular wall portion through an attaching hole of the tubular wall portion. The near-infrared sensor includes a second fastening portion. The exterior component includes a second support portion on or outside the tubular wall portion. The second fastening portion is fastened to the second support portion, with the second fastening portion being allowed to be unfastened from the second support portion.Type: GrantFiled: March 13, 2020Date of Patent: April 8, 2025Assignee: TOYODA GOSEI CO., LTD.Inventors: Akihiro Hirose, Koji Okumura
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Patent number: 12264799Abstract: A display device includes a light-transmitting portion, a display light source arranged at an inner side of the light-transmitting portion, and a housing including an opening. The housing accommodates the display light source and the light-transmitting portion is arranged in the opening. The light-transmitting portion includes a transparent plastic base member, a first color exhibiting layer containing dye or pigment, and a second color exhibiting layer containing a filler made of a cold mirror thin film. The first color exhibiting layer has a transmittance of 20% or more for light having a specific wavelength. The second color exhibiting layer has a reflectance of 80% or less for light having a wavelength not absorbed by the dye or the pigment of the first color exhibiting layer and a transmittance of 60% or more for light having a wavelength absorbed by the dye or the pigment of the first color exhibiting layer.Type: GrantFiled: June 28, 2024Date of Patent: April 1, 2025Assignee: TOYODA GOSEI CO., LTD.Inventors: Shunsuke Aoyama, Koji Okumura, Koji Fukagawa, Hiroaki Ando, Takeshi Yagami
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Patent number: 12239303Abstract: A hole closing material achieves less invasive treatment for atrial septal defect with no or little possibility of problems in the late post-treatment period. The hole closing material includes two tubular bodies (first tubular portion and second tubular portion) having a mesh structure formed of a bioabsorbable linear material, and includes: a proximal connecting part connected to a first end; and a distal connecting part connected to a second end and screwed to a delivery cable. The proximal connecting part and the distal connecting part are capable of selectively achieving: “locked” in which the proximal connecting part and the distal connecting part remain united; and “unlocked” in which the proximal connecting part and the distal connecting part do not remain united. The delivery cable passes through the substantially middle portion, is inserted into a hollow tube of the proximal connecting part, and passes out of the hole closing material in a direction from the second end to the first end.Type: GrantFiled: July 7, 2020Date of Patent: March 4, 2025Assignee: GUNZE LIMITEDInventors: Hirotsugu Kurobe, Saki Okumura, Yuuki Kato, Koji Yamauchi
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Patent number: 12222667Abstract: An image forming system includes an image forming apparatus, a varnish application apparatus, and a controller. The varnish application apparatus includes a varnish application unit configured to apply varnish to a recording material, a first conveyance unit configured to convey a recording material in a first conveyance path that passes through the varnish application unit, and a second conveyance unit configured to convey a recording material in a second conveyance path that does not pass through the varnish application unit. When failure is occurred to one or both of the varnish application unit and the first conveyance unit and failure is not occurred to the second conveyance unit, the controller is configured to permit execution of the second image forming job and to convey a recording material by the second conveyance unit in the varnish application apparatus.Type: GrantFiled: October 18, 2022Date of Patent: February 11, 2025Assignee: Canon Kabushiki KaishaInventors: Koji Arimura, Naoyuki Yamamoto, Kenichiro Kitajima, Shuichi Tamura, Ryota Fujioka, Yoshiro Tsukada, Shohei Okumura, Takahiro Suzuki
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Publication number: 20250027628Abstract: A display device includes a light-transmitting portion, a display light source arranged at an inner side of the light-transmitting portion, and a housing including an opening. The housing accommodates the display light source and the light-transmitting portion is arranged in the opening. The light-transmitting portion includes a transparent plastic base member, a first color exhibiting layer containing dye or pigment, and a second color exhibiting layer containing a filler made of a cold mirror thin film. The first color exhibiting layer has a transmittance of 20% or more for light having a specific wavelength. The second color exhibiting layer has a reflectance of 80% or less for light having a wavelength not absorbed by the dye or the pigment of the first color exhibiting layer and a transmittance of 60% or more for light having a wavelength absorbed by the dye or the pigment of the first color exhibiting layer.Type: ApplicationFiled: June 28, 2024Publication date: January 23, 2025Inventors: Shunsuke AOYAMA, Koji OKUMURA, Koji FUKAGAWA, Hiroaki ANDO, Takeshi YAGAMI
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Publication number: 20250026264Abstract: An exterior structure includes a non-light-transmitting portion configured to not transmit an external light, and a light-transmitting portion arranged near the non-light-transmitting portion and configured to reflect and transmit the external light. Light released outward from the non-light-transmitting portion includes light reflected by the non-light-transmitting portion. Light released outward from the light-transmitting portion includes a combination of light reflected by the light-transmitting portion and light applied to the light-transmitting portion from an inner side and passing through the light-transmitting portion. The color difference ?E between the light released outward from the non-light-transmitting portion and the light released outward from the light-transmitting portion is 5 or less.Type: ApplicationFiled: June 28, 2024Publication date: January 23, 2025Inventors: Shunsuke AOYAMA, Koji OKUMURA, Koji FUKAGAWA, Hiroaki ANDO, Takeshi YAGAMI
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Publication number: 20250016891Abstract: A vehicle exterior component includes a plate-shaped main body and a heater sheet and a connector that are arranged on the main body. The heater sheet includes a sheet base and a heater wire including two terminals. The heater wire includes a part excluding the two terminals that is laid out on the sheet base at a side closer to the main body. The connector includes a connector housing and two connector pins fixed to the connector housing. Each connector pin includes a first connecting portion and a second connecting portion electrically connected to one of the terminals of the heater wire outside the connector housing. The heater wire includes a part that is laid out on the sheet base so that 50% or greater of the heater wire in a thickness direction of the main body is embedded in the sheet base.Type: ApplicationFiled: June 27, 2024Publication date: January 9, 2025Inventors: Koji FUKAGAWA, Tatsuya MATSUI, Moriyuki HASHIMOTO, Koji OKUMURA
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Publication number: 20240400128Abstract: A gear includes a resin sleeve having a disc shape, and a resin toothing that covers an outer peripheral portion of the sleeve and includes a plurality of gear teeth arranged at equal intervals in a circumferential direction. The sleeve includes a plurality of protrusions arranged on an outer peripheral surface at equal intervals in the circumferential direction, and a plurality of ribs arranged at equal intervals in the circumferential direction at positions on a radially inner side of the protrusions. A first installation location count L of the protrusions in the circumferential direction and a second installation location count M of the ribs in the circumferential direction are equal to each other and are integral multiples of a third installation location count N of the gear teeth in the circumferential direction.Type: ApplicationFiled: November 26, 2021Publication date: December 5, 2024Applicant: JTEKT CORPORATIONInventors: Arata KIKUCHI, Koji OKUMURA
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Publication number: 20240319328Abstract: A vehicle exterior component includes a cover, a housing, a flat substrate, a light emitter, and a lens. The cover and the housing are located frontward from a radar device in an electromagnetic wave transmission direction of the radar device. The radar device is installed in a vehicle. The flat substrate is arranged inside the housing. The light emitter is arranged on the substrate. The lens is arranged inside the housing. The housing extends over a surface of the cover facing the radar device. The light emitter emits light that illuminates an ornamental portion of the cover. The substrate is located outside an electromagnetic wave transmission range of the radar device. The lens reflects the light from the light emitter toward the ornamental portion.Type: ApplicationFiled: March 7, 2024Publication date: September 26, 2024Inventors: Shunsuke AOYAMA, Keigo KONDO, Koji OKUMURA
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Publication number: 20240316594Abstract: A laminate that permits passage of electromagnetic waves includes a base layer made of synthetic resin and a colored layer that contains a filler made of metal. The colored layer permits the passage of electromagnetic waves and has a relative permittivity of 4.0 or greater.Type: ApplicationFiled: February 29, 2024Publication date: September 26, 2024Inventors: Yuna SUZUKI, Koji OKUMURA, Tsuyoshi SUZUKI, Yukari ITO, Kozo HIROTANI
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Patent number: 12098999Abstract: An electromagnetic wave sensor cover, applied to an electromagnetic wave sensor including a transmission unit and a reception unit, includes a cover main body portion that covers the transmission unit and the reception unit. The cover main body portion includes: a base material formed of a resin material and having a transmission property of an electromagnetic wave from the transmission unit; an undercoat layer formed on a rear surface of the base material and having the transmission property of the electromagnetic wave from the transmission unit; a heater portion that is formed of copper in a band shape on a rear surface of the undercoat layer, is configured to generate heat by being energized, and adheres to the base material via the undercoat layer; and a SiO2 coating film having the transmission property of the electromagnetic wave from the transmission unit and covering the heater portion.Type: GrantFiled: February 22, 2022Date of Patent: September 24, 2024Assignee: TOYODA GOSEI CO., LTD.Inventors: Risa Hirano, Koji Okumura, Koji Fukagawa, Hiroaki Ando
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Publication number: 20240198901Abstract: A sound output device for a vehicle includes an exterior component forming a part of an outer shell of the vehicle, a vibration generator disposed inward of the exterior component in an outward-inward direction of the vehicle, and an interposed portion disposed between the exterior component and the vibration generator and having an attachment portion to which the vibration generator is attached. The sound output device for the vehicle is configured to transmit vibration of the vibration generator to the exterior component via the interposed portion to cause sound waves to be emitted from the exterior component. The interposed portion includes a plate-shaped joining portion between the exterior component and the attachment portion, the joining portion protruding inward in the outward-inward direction from the exterior component. The exterior component and the interposed portion are integrally formed of a plastic.Type: ApplicationFiled: November 28, 2023Publication date: June 20, 2024Inventors: Masashi OTOYO, Kazuhisa TAKAHASHI, Koji OKUMURA, Takumi ISHII, Yoshiharu TANAKA
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Patent number: 11802332Abstract: A method for manufacturing a near-infrared sensor cover includes arranging a mask in a region of an undercoating layer formed on a rear surface of a base, the region being different from a heater formation region in which a heater is to be formed and different from a belt-shaped separation region extending along an edge of the heater formation region, forming a heat-generating film on the mask and the undercoating layer, the heat-generating film being made of the conductive heat-generating material, peeling, using a laser, the heat-generating film formed in the separation region, and removing the mask and the heat-generating film formed on the mask. The separation region has a width that is set to be smaller than a beam diameter of each of near-infrared rays transmitted from the transmitting portion.Type: GrantFiled: February 17, 2022Date of Patent: October 31, 2023Assignee: TOYODA GOSEI CO., LTD.Inventors: Risa Hirano, Koji Okumura, Koji Fukagawa, Katsuyuki Hirano
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Publication number: 20230314558Abstract: A vehicle exterior component includes a cover, a housing, and a substrate. The cover is configured to arranged forward of a radar device in an emission direction of electromagnetic waves. The housing covers a rear surface of the cover. The substrate is arranged in the housing. The substrate includes a light emitting unit configured to emit visible light. The cover forms an angle in a range of 0° to 5° with respect to an orthogonal plane that is orthogonal to the emission direction. The rear wall of the housing faces the cover in the emission direction and forms an angle in a range of 2° to 10° with respect to the orthogonal plane.Type: ApplicationFiled: March 10, 2023Publication date: October 5, 2023Inventors: Shunsuke AOYAMA, Koji OKUMURA, Takeshi SUGIYAMA
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Publication number: 20230161010Abstract: An angle formed by a near-infrared ray refracted when passing through an emission surface and a normal line is ?, an angle formed by an incident surface and the emission surface is x, and an angle formed by a boundary surface between front and rear base members and the emission surface is y. An angle formed by the near-infrared ray refracted when passing through the incident surface and a normal line is ?, an angle formed by the near-infrared ray incident on the boundary surface and a normal line is ?, and an angle formed by the near-infrared ray refracted when passing through the boundary surface and the normal line is ?. The incident surface is inclined with respect to the emission surface by the angle x defined by Equation: x+y????=0or x+y??+?=0.Type: ApplicationFiled: December 3, 2020Publication date: May 25, 2023Inventors: Koji FUKAGAWA, Koji OKUMURA
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Patent number: 11648889Abstract: A vehicle decorative part includes a decorative main body and a heater. The decorative main body is configured to be attached to a vehicle at a front side in a transmission direction of millimeter waves from a millimeter wave radar and has a millimeter wave transparency. The heater has a heating element that emits heat when energized. At least a part of the heating element is located in an irradiation region of the millimeter waves in the heater. As a millimeter wave attenuation reducing configuration that reduces attenuation of the millimeter waves passing through the heater, the heating element is incorporated in the heater in a condition where an area proportion of an area of a section of the heating element that occupies the irradiation region to an area of the irradiation region is set such that an attenuation amount of the millimeter waves is less than or equal to a permissible value.Type: GrantFiled: October 12, 2021Date of Patent: May 16, 2023Assignee: TOYODA GOSEI CO., LTD.Inventors: Koji Okumura, Hideto Maeda
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Patent number: 11634089Abstract: An emblem (30) (vehicle decorative part) includes a decorative main body (31) and a heater (55). The decorative main body (31) is configured to be attached to a vehicle at a front side in a transmission direction of millimeter waves from a millimeter wave radar to decorate the vehicle and has a millimeter wave transparency. The heater (55) has a heating element (57) that emits heat when energized. At least a part of the heating element (57) is located in a irradiation region (Z1) of the millimeter waves in the heater (55). As a millimeter wave attenuation reducing configuration that reduces attenuation of the millimeter waves passing through the heater (55), the heating element (57) is incorporated in the heater (55) in a condition where an area proportion of an area of a section of the heating element (57) that occupies the irradiation region (Z1) to an area of the irradiation region (Z1) is set such that an attenuation amount of the millimeter waves is less than or equal to a permissible value.Type: GrantFiled: January 19, 2022Date of Patent: April 25, 2023Assignee: TOYODA GOSEI CO., LTD.Inventors: Koji Okumura, Hideto Maeda
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Patent number: 11624658Abstract: A near-infrared sensor cover includes a cover body having transmissiveness to near-infrared rays. The cover body includes a base and a heater unit. The heater unit is arranged rearward of the base in a transmission direction of the near-infrared rays and includes a wire-like heating element. The heating element is configured to generate heat when energized. The base includes a rear portion that includes a rear surface of the base in the transmission direction. In the rear portion of the base, at least part of a section that is different from a section in which the heater unit is provided is formed by a reflection suppression structure including asperities. The asperities include a reflection suppression surface that is inclined relative to the transmission direction and reduces reflection of the near-infrared rays.Type: GrantFiled: November 12, 2020Date of Patent: April 11, 2023Assignees: TOYODA GOSEI CO., LTD., IMUZAK CORPORATIONInventors: Koji Okumura, Koji Fukagawa, Kazumi Sawamura
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Publication number: 20220308206Abstract: A vehicle exterior part is configured to be arranged frontward of a millimeter wave radar device with respect to the transmission direction of millimeter waves. The vehicle exterior part includes an ornamental body, a light source that emits light, and a light diffuse reflection member. The light diffuse reflection member is millimeter wave-transmissive and diffuses and reflects light. The ornamental body includes a base and an ornamental layer. The base is millimeter wave-transmissive and diffuses and transmits the light. The ornamental layer is millimeter wave-transmissive and arranged frontward of the base with respect to the transmission direction. The light source, the ornamental body, and the light diffuse reflection member are arranged so that the light emitted from the light source is diffused and reflected by the light diffuse reflection member and directed toward the base.Type: ApplicationFiled: March 11, 2022Publication date: September 29, 2022Inventors: Risa HIRANO, Hiroko SHIBAKAWA, Norifumi HATTORI, Koji OKUMURA, Hideto MAEDA, Yutaka OTSUKA, Keisuke NISHIOKA, Kazuyoshi FUJIMOTO
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Publication number: 20220298621Abstract: A method for manufacturing a near-infrared sensor cover includes arranging a mask in a region of an undercoating layer formed on a rear surface of a base, the region being different from a heater formation region in which a heater is to be formed and different from a belt-shaped separation region extending along an edge of the heater formation region, forming a heat-generating film on the mask and the undercoating layer, the heat-generating film being made of the conductive heat-generating material, peeling, using a laser, the heat-generating film formed in the separation region, and removing the mask and the heat-generating film formed on the mask. The separation region has a width that is set to be smaller than a beam diameter of each of near-infrared rays transmitted from the transmitting portion.Type: ApplicationFiled: February 17, 2022Publication date: September 22, 2022Inventors: Risa HIRANO, Koji OKUMURA, Koji FUKAGAWA, Katsuyuki HIRANO