Patents by Inventor Koji Nagahama
Koji Nagahama 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: 20250047960Abstract: A variable focal length lens device includes: a variable focal length optical system configured to change a focal length; a beam splitter configured to cause passing light, which is reflected off an object and passes through the variable focal length optical system, to branch into branched beams; an image-forming lens configured to condense the branched beams respectively; an image sensor configured to capture an image of the object by receiving the branched beam condensed by the image-forming lens; and an image sensor configured to capture an image of the object by receiving the branched beam condensed by the image-forming lens. An imaging distance on a first optical axis from the image sensor to the image-forming lens and an imaging distance on a second optical axis from the image sensor to the image-forming lens are different from each other.Type: ApplicationFiled: July 31, 2024Publication date: February 6, 2025Applicant: MITUTOYO CORPORATIONInventors: Yuko SHISHIDO, Koji KUBO, Tatsuya NAGAHAMA
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Publication number: 20250024196Abstract: A sound output device includes a speaker unit that includes a diaphragm and outputs sound in a full-range frequency band and a sound control body that includes a sound guiding portion through which sound output from the speaker unit passes, in which the sound guiding portion has an opening on the speaker unit side, the opening being provided as a sound input part, and has an opposite opening on a side opposite to the sound input part, the opposite opening being provided as a sound output part, the sound output part is formed in a shape having a width direction and a length direction, and the sound output part has a width smaller than that of the diaphragm.Type: ApplicationFiled: November 17, 2022Publication date: January 16, 2025Inventors: YUKIO NAGAHAMA, KOJI MIURA, HIROYUKI SHIRAKAWA
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Publication number: 20240350711Abstract: It is desirable to provide a novel biomaterial and the like for tendon repair. Provided is a biomaterial for tendon repair containing a hydrogel formed by means of a cross-linking reaction between a reactive group A and a reactive group B, wherein the hydrogel contains a water-soluble polymer having the reactive group A, and mesenchymal stem cells having the reactive group B.Type: ApplicationFiled: August 24, 2022Publication date: October 24, 2024Applicants: MOCHIDA PHARMACEUTICAL CO., LTD., NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, KONAN GAKUENInventors: Norimasa IWASAKI, Tomohiro ONODERA, Jun YAMAGUCHI, Koji NAGAHAMA, Mitsuru SAITO
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Publication number: 20230102511Abstract: A swivel working machine includes a swivel base, a prime mover installed in the swivel base, a working device provided at the swivel base, and a support mechanism that supports a fuel cylinder in a rotatable manner around a pivot shaft. The fuel cylinder contains fuel for the prime mover. The support mechanism includes a support rotating body that supports the fuel cylinder and that rotates around the pivot shaft, a rotational-position defining mechanism including a pin that defines a rotational position of the support rotating body around the pivot shaft, and an adjustment mechanism that adjusts a position of the pivot shaft relative to the pin.Type: ApplicationFiled: November 21, 2022Publication date: March 30, 2023Applicant: KUBOTA CORPORATIONInventors: Kiyoshi MATSUI, Koji NAGAHAMA
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Publication number: 20200405914Abstract: The present provides a biomaterial for repairing biological tissues, the biomaterial comprising: a water-soluble polymer having a reactive functional group A; and a cell having tissue-regenerating capacity and having, on the surface thereof, a reactive functional group B that can covalently bind to the reactive functional group A, wherein the biomaterial presents a hydrogel state when the reactive functional group A covalently binds to the reactive functional group B. Thus, the present invention can provide a biomaterial for repairing biological tissues that can exert excellent effect in repairing biological tissues by utilizing a hydrogel encapsulating cells having tissue-regenerating capacity.Type: ApplicationFiled: July 27, 2020Publication date: December 31, 2020Applicant: KONAN GAKUENInventor: Koji NAGAHAMA
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Patent number: 10106958Abstract: A working machine includes a machine body, an operation fluid tank mounted on the machine body, a hydraulic device to be operated by an operation fluid supplied from the operation fluid tank. A valve unit includes a plurality of control valves to control the hydraulic device. The control valves are arranged along a horizontal direction. A switch valve is to be connected to the control valves. A first tube member includes a first fluid tube to connect the control valve and the switch valve to each other and supports the switch valve above the control valve.Type: GrantFiled: January 5, 2016Date of Patent: October 23, 2018Assignee: KUBOTA CORPORATIONInventors: Daisuke Matsumiya, Kiyoshi Matsui, Teruo Kunizawa, Fukusui Rin, Shigeru Kobayashi, Koji Nagahama, Yuji Kawano, Tsukasa Haraguchi
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Publication number: 20160289924Abstract: A working machine includes a machine body, an operation fluid tank mounted on the machine body, a hydraulic device to be operated by an operation fluid supplied from the operation fluid tank. A valve unit includes a plurality of control valves to control the hydraulic device. The control valves are arranged along a horizontal direction. A switch valve is to be connected to the control valves. A first tube member includes a first fluid tube to connect the control valve and the switch valve to each other and supports the switch valve above the control valve.Type: ApplicationFiled: January 5, 2016Publication date: October 6, 2016Applicant: KUBOTA CORPORATIONInventors: Daisuke MATSUMIYA, Kiyoshi MATSUI, Teruo KUNIZAWA, Fukusui RIN, Shigeru KOBAYASHI, Koji NAGAHAMA, Yuji KAWANO, Tsukasa HARAGUCHI
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Patent number: 5285107Abstract: A hybrid integrated circuit device is provided with: a microcomputer, a plurality of peripheral circuit elements, and a non-volatile memory which is positioned adjacent to the microcomputer, all of which are interconnected by a plurality of specified conductive paths; pair of integrated circuit substrates on which is formed the conductive paths and a casing provided with the pair of integrated circuit substrates secured to the upper and lower surfaces of the casing, forming a sealed space between these surfaces. The microcomputer and the peripheral circuit elements are positioned in the sealed space and only the non-volatile memory is positioned in an exposed space. The hybrid integrated circuit device of the present invention has a compact and simple form with a high degree of mounting density as well as superior handling capabilities and reliability.Type: GrantFiled: April 18, 1990Date of Patent: February 8, 1994Assignee: Sanyo Electric Co., Ltd.Inventors: Akira Kazami, Osamu Nakamoto, Hisashi Shimizu, Katsumi Ohkawa, Yasuhiro Koike, Koji Nagahama, Masao Kaneko, Masakazu Ueno, Yasuo Saitou
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Patent number: 5159433Abstract: In a position closest to the mounting position of a microcomputer in a casing of a hybrid integrated circuit device on which is mounted the microcomputer and its peripheral circuit elements, an insertion hole is formed for a non-volatile memory which feeds data to the microcomputer. A socket for connecting the non-volatile memory is provided at the bottom of this insertion hole. Because of this configuration it is possible to connect the microcomputer and the non-volatile memory at an extremely short distance and the mounting efficiency of the integrated circuit device is increased. In addition, the non-volatile memory can detachably be mounted. Furthermore, the external shape of the insertion hole for the non-volatile memory is essentially the same as the external shape of the non-volatile memory so that when the non-volatile memory is inserted, the entire surface of this hybrid integrated circuit device is almost flat, providing excellent handling characteristics.Type: GrantFiled: April 18, 1990Date of Patent: October 27, 1992Assignee: Sanyo Electric Co., Ltd.Inventors: Akira Kazami, Osamu Nakamoto, Hisashi Shimizu, Katsumi Ohkawa, Yasuhiro Koike, Koji Nagahama, Masao Kaneko, Masakazu Ueno, Yasuo Saitou
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Patent number: D797814Type: GrantFiled: April 6, 2016Date of Patent: September 19, 2017Assignee: Kubota CorporationInventors: Ryo Hashimoto, Kiyoshi Matsui, Megumi Miyamoto, Koji Nagahama