Patents by Inventor Hiroki Kawai
Hiroki Kawai 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: 20240241468Abstract: An image forming apparatus includes an image forming unit, a heating rotary member, and a pressure rotary member that forms a nip portion with the heating rotary member to perform printing on a first recording material with a first width, a second recording material with a second width and has no image to be formed thereon, and a third recording material with the second width and has an image to be formed thereon. A time period from when the first recording material reaches the nip portion to when the second recording material that has no image to be formed thereon and follows the first recording material reaches the nip portion is shorter than a time period from when the first recording material reaches the nip portion to when the third recording material having an image to be formed thereon that follows the first recording material reaches the nip portion.Type: ApplicationFiled: January 12, 2024Publication date: July 18, 2024Inventor: HIROKI KAWAI
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Publication number: 20240239788Abstract: Compounds or their pharmaceutically acceptable salts can inhibit the G12D mutant of Kirsten rat sarcoma (KRAS) protein and are expected to have utility as therapeutic agents, for example, for treating cancer. The disclosure also provides pharmaceutical compositions which comprise compounds disclosed herein or pharmaceutically acceptable salts thereof. The disclosure also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of cancer and for preparing pharmaceuticals for this purpose.Type: ApplicationFiled: April 15, 2022Publication date: July 18, 2024Inventors: David L. Sloman, Gianni Chessari, Patrick Schöpf, Steven Howard, Yuichi Kawai, Kazuaki Shibata, Hiroki Asakura, Takao Uno, Takeshi Sagara, Masayuki Nakamura, Yu Kobayakawa, David Jonathan Bennett, Indu Bharathan, Thomas H. Graham, Yongxin Han, Zahid Hussain, Xiaoshen Ma, Mihir Mandal, Ryan D. Otte, Anandan Palani, Uma Swaminathan, Mycah Uehling, Yingchun Ye, Ryan Chau, Alec H. Christian, Symon Gathiaka, Timothy J. Henderson, Elisabeth T. Hennessy, Andrew J. Hoover, Shuhei Kawamura, Igri Kolaj, Thomas W. Lyons, Matthew J. Mitcheltree, Aaron Sather
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Patent number: 12038717Abstract: A cartridge for an image forming apparatus includes: a process unit to be used to form an image; a first member including a first resin material; a second member including a second resin material having higher flame retardant capability than the first resin material; and an electrode member including a contact section configured to be supplied with power from an apparatus main body of the image forming apparatus. The electrode member is configured to electrically connect the apparatus main body to the process unit. The second resin material of the second member has a greater density than the first resin material of the first member. The contact section is located in the vicinity of the first and second members and is closer to the second member than to the first member.Type: GrantFiled: November 7, 2022Date of Patent: July 16, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Yuichi Sakakibara, Yosuke Kashiide, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki, Masanari Morioka, Naoki Hayashi, Hideki Kakuta, Hiroki Shimizu, Teruhiko Sasaki, Tachio Kawai, Takatoshi Hamada
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Publication number: 20240210864Abstract: A fixing device includes an endless belt, a rotatable pressing member, a pad member inside of the belt, and a sliding member held by the pad member and sliding on an inner circumferential surface of the belt in a nip. The rotatable pressing member nips and feeds a recording material in the nip in cooperation with the belt and fixes a toner image on the recording material by applying heat and pressure. The sliding member includes a base material layer on which a plurality of projections projecting toward the rotatable pressing member are formed on a side sliding with the belt and a sliding layer provided on an outer surface of the plurality of projections. A shape of a surface of the sliding layer is a curved surface and a radius of curvature R of the curved surface satisfies 300 ?m?R?850 ?m.Type: ApplicationFiled: March 8, 2024Publication date: June 27, 2024Inventors: HIROKI KAWAI, YASUHARU TORATANI, HIROSHI MIYAMOTO, AKIYOSHI SHINAGAWA, AYANO OGATA, DAIGO MATSUURA, MISA KAWASHIMA, MASANOBU TANAKA, ASUNA FUKAMACHI
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Publication number: 20240215259Abstract: A memory device of embodiments includes a memory cell including: a first conductive layer; a second conductive layer; a third conductive layer provided between the first conductive layer and the second conductive layer; a switching layer provided between the first conductive layer and the third conductive layer; and a variable resistance layer provided between the third conductive layer and the second conductive layer. The switching layer contains antimony (Sb), a second element, and an oxide of a first element. The first element is at least one element selected from a group consisting of zirconium (Zr), hafnium (Hf), yttrium (Y), tantalum (Ta), lanthanum (La), cerium (Ce), magnesium (Mg), and titanium (Ti). The second element is at least one element selected from a group consisting of carbon (C), boron (B), nitrogen (N), silicon (Si), and tin (Sn).Type: ApplicationFiled: September 29, 2023Publication date: June 27, 2024Applicant: Kioxia CorporationInventors: Yuya SATO, Masakazu GOTO, Hiroki KAWAI, Takeshi IWASAKI, Katsuyoshi KOMATSU
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Publication number: 20240215459Abstract: A memory device of embodiments includes a memory cell including: a first conductive layer; a second conductive layer; a third conductive layer provided between the first conductive layer and the second conductive layer; a variable resistance layer provided between the first conductive layer and the third conductive layer; and a switching layer provided between the third conductive layer and the second conductive layer. The switching layer contains an oxide of a first element, which is at least one element selected from a group consisting of zirconium, yttrium, tantalum, lanthanum, cerium, titanium, hafnium, and magnesium, and a compound of a second element that is at least one element selected from a group consisting of zinc, tin, gallium, indium, and bismuth and a third element that is at least one element selected from a group consisting of tellurium, sulfur, and selenium.Type: ApplicationFiled: September 28, 2023Publication date: June 27, 2024Applicant: Kioxia CorporationInventors: Takeshi IWASAKI, Yosuke MATSUSHIMA, Makoto ONIZAKI, Katsuyoshi KOMATSU, Masakazu GOTO, Hiroki KAWAI, Rina NOMOTO, Kenta CHOKAWA, Zhu QI, Tadaomi DAIBOU
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Publication number: 20240215467Abstract: A memory device of embodiments includes a memory cell including: a first conductive layer; a second conductive layer; a third conductive layer provided between the first conductive layer and the second conductive layer; a variable resistance layer provided between the first conductive layer and the third conductive layer; and a switching layer provided between the third conductive layer and the second conductive layer. The switching layer contains antimony (Sb), a second element, adn an oxide of a first element. The first element is at least one element selected from a group consisting of zirconium (Zr), hafnium (Hf), yttrium (Y), tantalum (Ta), lanthanum (La), cerium (Ce), magnesium (Mg), and titanium (Ti). The second element is at least one element selected from a group consisting of aluminum (Al), zinc (Zn), and gallium (Ga).Type: ApplicationFiled: September 28, 2023Publication date: June 27, 2024Applicant: Kioxia CorporationInventors: Hiroki KAWAI, Takeshi IWASAKI, Katsuyoshi KOMATSU, Rina NOMOTO, Zhu QI, Takayuki SASAKI
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Patent number: 11982961Abstract: A fixing device includes an endless belt, a rotatable pressing member, a pad member inside of the belt, and a sliding member held by the pad member and sliding on an inner circumferential surface of the belt in a nip. The rotatable pressing member nips and feeds a recording material in the nip in cooperation with the belt and fixes a toner image on the recording material by applying heat and pressure. The sliding member includes a base material layer on which a plurality of projections projecting toward the rotatable pressing member are formed on a side sliding with the belt and a sliding layer provided on an outer surface of the plurality of projections. A shape of a surface of the sliding layer is a curved surface and a radius of curvature R of the curved surface satisfies 300 ?m?R?850 ?m.Type: GrantFiled: February 9, 2023Date of Patent: May 14, 2024Assignee: Canon Kabushiki KaishaInventors: Hiroki Kawai, Yasuharu Toratani, Hiroshi Miyamoto, Akiyoshi Shinagawa, Ayano Ogata, Daigo Matsuura, Misa Kawashima, Masanobu Tanaka, Asuna Fukamachi
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Patent number: 11963459Abstract: A switching device according to an embodiment includes a switching layer disposed between a first electrode and a second electrode. The switching layer contains a material containing a first cation element Z, Te, and N. This material contains at least 5 atomic % or more of each of Z, Te, and N, and when an atomic ratio of Te is X, an atomic ratio of N is Y, an atomic ratio of Z is W, a ratio of Z2Te3 to ZN on a straight line connecting a compound of the first cation element Z with tellurium and nitride of the first cation element Z in a ternary phase diagram of Z, Te, and N is A, and a change in an N content from the Z2Te3—ZN line is B, the material has a composition satisfying X=1.2 (1?A) (0.5+B), Y=A (0.5+B), and W=1?X?Y, where ?0.06?B?0.06 is satisfied when ?>A and ¾<A, and ?0.06?B and Y?0.45 are satisfied when ??A?¾.Type: GrantFiled: September 8, 2021Date of Patent: April 16, 2024Assignee: Kioxia CorporationInventors: Hiroshi Takehira, Katsuyoshi Komatsu, Tadaomi Daibou, Hiroki Kawai, Yuichi Ito
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Patent number: 11960224Abstract: A fixing device includes an endless belt, a rotatable pressing member, a pad member inside of the belt, and a sliding member held by the pad member and sliding on an inner circumferential surface of the belt in a nip. The rotatable pressing member nips and feeds a recording material in the nip in cooperation with the belt and fixes a toner image on the recording material by applying heat and pressure. The sliding member includes a base material layer on which a plurality of projections projecting toward the rotatable pressing member are formed on a side sliding with the belt and a sliding layer provided on an outer surface of the plurality of projections. A leading end of the plurality of projections is a plane and an average roughness (Ra) of the plane satisfies 0.13 ?m?Ra?1.67 ?m.Type: GrantFiled: February 16, 2023Date of Patent: April 16, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Akiyoshi Shinagawa, Yasuharu Toratani, Hiroshi Miyamoto, Daigo Matsuura, Hiroki Kawai, Ayano Ogata, Masanobu Tanaka, Asuna Fukamachi, Misa Kawashima
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Publication number: 20240066926Abstract: A pneumatic tire having a side portion and a belt layer, monofilament cords are used as reinforcing cords in the belt layer, and in a tire-radial-direction cross-section of the belt layer, an arrangement number e of monofilament cords per 5 cm in a tire width direction (cords/5 cm) and a tire cross-sectional width Wt (mm) when the tire is installed to a standardized rim and an inner pressure is set to 250 kPa satisfies the following (formula 1) and (formula 2): e/(139.5?0.3Wt)>1 ??(formula 1) e/(191.5?0.Type: ApplicationFiled: October 19, 2021Publication date: February 29, 2024Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Momoka MISAKI, Miao DONG, Hiroki KAWAI
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Publication number: 20240051340Abstract: A pneumatic tire having a tread section and a belt layer, wherein monofilament cords are used as reinforcing cords in the belt layer, and an arranged number e of the monofilament cords per 5 cm in the tire-width direction (cords/5 cm) in a tire radial direction cross-section of the belt layer, and a tire cross-sectional width Wt (mm), incorporated in a standardized rim and with an internal pressure of 250 kPa, satisfies (formula 1) and (formula 2) below: e/(0.31Wt+14.35)>1??(formula 1); e/(0.31Wt+56.45)??(formula 2).Type: ApplicationFiled: October 26, 2021Publication date: February 15, 2024Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Momoka MISAKI, Miao DONG, Hiroki KAWAI
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Publication number: 20240051339Abstract: A pneumatic tire having a tread portion and a belt layer, wherein the reinforcing cords in the belt layer are composed of monofilament cords arranged in the tire width direction at least 50 cords/5 cm in the cross section of the belt layer in the tire radial direction. A pneumatic tire that is installed on a standardized rim and satisfies the following (formula 1), where Wt (mm) is the cross-sectional width of the tire and Dt (mm) is the outer diameter of the tire when the internal pressure is 250 kPa: 1500?(Dt2×?/4)/Wt??(formula 1).Type: ApplicationFiled: October 26, 2021Publication date: February 15, 2024Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Momoka MISAKI, Miao DONG, Hiroki KAWAI
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Publication number: 20230411530Abstract: According to one embodiment, a semiconductor device includes an oxide semiconductor layer, an oxide conductor layer disposed on the oxide semiconductor layer, a first oxide layer disposed on the oxide conductor layer and comprising vanadium oxide, and a metal wiring layer disposed on the first oxide layer.Type: ApplicationFiled: March 2, 2023Publication date: December 21, 2023Inventor: Hiroki KAWAI
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Publication number: 20230413529Abstract: According to one embodiment, a semiconductor device includes a first electrode, a second electrode, a metal oxide semiconductor contacting the first electrode and the second electrode, a gate electrode, and an insulating film disposed between the metal oxide semiconductor and the gate electrode. The metal oxide semiconductor comprises indium, zinc, and niobium.Type: ApplicationFiled: March 1, 2023Publication date: December 21, 2023Inventors: Kasumi YASUDA, Hiroki KAWAI
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Publication number: 20230393503Abstract: A fixing apparatus includes a heating rotary member and a pressing rotary member, which form a nip portion, at which a toner image is fixed to a recording material, a mixture job is a job with a mixture of recording materials including a recording material with a first grammage and a recording material with a second grammage greater than the first grammage, one of a plurality of modes is performable in the mixture job, in which a maximum value of an amount of toner on the recording material with the first grammage is greater than a maximum value of the amount of toner on the recording material with the second grammage in the first mode whereas the maximum value on the recording material with the first grammage is equal to the maximum value on the recording material with the second grammage in the second mode.Type: ApplicationFiled: March 15, 2023Publication date: December 7, 2023Inventors: DAIGO MATSUURA, HIROKI KAWAI, AYANO OGATA, YASUHARU TORATANI, MISA KAWASHIMA
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Publication number: 20230311586Abstract: A pneumatic tire having a side portion and a clinch portion, wherein: in a meridian cross section, the distance from a bead baseline to the outside portion in the width direction of the clinch portion is greater than the distance to the inside portion in the width direction; the E*S of the side portion, as measured at 70° C., a frequency of 10 Hz, an initial distortion of 5%, and a distortion rate of 1%, is less than the E*C of the clinch portion; and, formulas (1) and (2) are satisfied: 1600?(Dt2×?/4)/Wt?2827.4??(1) [(V+1.5×107)/Wt]?2.88×105??(2) where Wt is the cross-sectional width of the tire installed on a standardized rim and filled with air to an internal pressure of 250 kPa, Dt is the outer diameter, and V is the volume of the tire.Type: ApplicationFiled: August 23, 2021Publication date: October 5, 2023Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kenji HAMAMURA, Hiroki KAWAI, Subaru TOYA
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Publication number: 20230294455Abstract: Provided is a pneumatic tire with which any change in steering stability between low-speed running and high-speed running is sufficiently minimized, and durability is also sufficiently improved. This pneumatic tire has a belt layer radially inward of the tread portion, wherein the ratio (tan ?/E*) of the loss tangent (tan ?) to the complex elastic modulus E*(MPa) of the rubber composition constituting the belt layer, as measured under the conditions of 70° C., frequency 10 Hz, initial distortion 5%, and dynamic distortion rate 1%, is 0.002 to 0.017 (inclusive), and the (formula 1) and (formula 2) are satisfied, where Wt (mm) is the cross-sectional width of the tire, Dt (mm) is the outside diameter, and the virtual volume V (mm3) is the volume of the space occupied by the tire, when the tire is installed on a standardized rim and the internal pressure is 250 kPa. 1700?(Dt2×?/4)/Wt?2827.4??(formula 1) [(V+1.5×107)/Wt]?2.Type: ApplicationFiled: July 29, 2021Publication date: September 21, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Kenji HAMAMURA, Hiroki KAWAI, Subaru TOYA
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Publication number: 20230294460Abstract: A pneumatic tire is provided which has sufficiently reduced rolling resistance during high-speed running and which has excellent durability. The pneumatic tire has a bead portion, carcass and tread, wherein: a bead-reinforcing layer that reinforces the bead portion from outside of the carcass is provided outside of the carcass in the tire axis direction; and the pneumatic tire satisfies (formula 1) and (formula 2) below, where Wt (mm) is the cross-sectional width of the tire when the tire installed on a standardized rim and the internal pressure is 250 kPa, Dt (mm) is the outer diameter, and the virtual volume V (mm3) is the volume of the space occupied by the tire. 1600?(Dt2×?/4)/Wt?2827.4??(formula 1) [(V+1.5×107)/Wt]?2.Type: ApplicationFiled: July 20, 2021Publication date: September 21, 2023Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kenji HAMAMURA, Hiroki KAWAI, Subaru TOYA
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Patent number: 11764506Abstract: A connector pair includes a first connector, and a second connector electrically connected to the first connector. The first connector includes a first electrical contact part provided with a graphene film on a metal base material. The second connector includes a second electrical contact part electrically connected to the first connector via the graphene film. A contact area between the first electrical contact part and the second electrical contact part is smaller than an area of the graphene film coating the metal base material.Type: GrantFiled: January 26, 2021Date of Patent: September 19, 2023Assignee: YAZAKI CORPORATIONInventors: Toshitaka Kubo, Kazuhiko Seki, Mitsuhiro Okada, Kazuto Hatakeyama, Kenji Koga, Tetsuo Shimizu, Nan Ye, Hiroki Kawai