Patents by Inventor Koji Fujita
Koji Fujita 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: 20240103351Abstract: An information display system having acute-angled diffusion characteristics configured to display an image to inside or outside of a space via a transparent projected member, the information display system including an image projection apparatus, a transparent sheet provided on an inner surface of a display region set on a part of the projected member; and a light direction changing unit that directs a direction of image light toward the transparent sheet of the display region, the image projection apparatus including an image light characteristic converting unit, and an image light control film that restricts an emission direction of the image light being provided on an upper surface of the image projection apparatus, so that the image light is not directly delivered to an observer and the image light reflected by the transparent sheet is recognized by the observer.Type: ApplicationFiled: December 8, 2023Publication date: March 28, 2024Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Toshinori SUGIYAMA, Koji FUJITA, Eiji TAKAGI
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Publication number: 20240092172Abstract: An information display apparatus and a spatial sensing apparatus for the information display apparatus are provided, the information display apparatus enabling the selection/change of the lot of display images in small point-of-view motion so that an interactive function for a driver is achieved. An information display apparatus displaying information onto a vehicle includes: an information display apparatus displaying image information onto an image display region on a forward part of a driver seat of the vehicle; and a spatial sensing means detecting positional information of instruction made by a driver in a spatial region between the driver seat and the displayed image display region, and the information display apparatus includes a means displaying the instruction made by the driver onto the image display region on the forward part in response to the positional information of the instruction made by the driver, detected by the spatial sensing means.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Inventors: Koji HIRATA, Koji FUJITA, Eiji TAKAGI
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Patent number: 11931309Abstract: An actuator unit of the present invention includes upper and lower frames respectively connectable to a thigh frame and a lower leg frame, an actuator-side rotational connecting part connecting both frames in a rotatable manner around a pivot axis, a driver producing driving force for rotating the lower frame around the pivot axis, upper and lower connecting bodies respectively connecting the upper frame to the thigh frame and the lower frame to the lower leg frame, and an intermediate connecting body connecting the vicinity of the actuator-side rotational connecting part to the vicinity of a brace-side rotational connecting part, the intermediate connecting body having a ball stud and an accommodation depression respectively provided on one and the other of the knee-ankle-foot orthosis and the actuator unit.Type: GrantFiled: April 28, 2017Date of Patent: March 19, 2024Assignees: Suncall Corporation, Kyoto UniversityInventors: Yasushi Fujita, Yuusuke Adachi, Tadao Tsuboyama, Noriaki Ichihashi, Koji Ohata
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Publication number: 20240083195Abstract: A hot stamping apparatus and a hot stamping method are for collectively decorating a plurality of decoration objects using a decorative sheet. In a hot stamping apparatus, an upper chamber and a lower chamber are partitioned by a partition sheet and pressing bodies, so that decorative sheet pieces can be used instead of a decorative sheet having a large area. Then, by using the decorative sheet pieces, local thermal deformation can be prevented. A usage amount of the decorative sheet can be reduced, and three-dimensional decoration can be implemented as needed on a portion requiring decoration.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: ILLUMINATION CORPORATIONInventors: Yoshiharu FUJITA, Koji Fujita
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Patent number: 11920024Abstract: The present invention provides a method that enables the use of an aqueous solution of a copolymer of vinyl alcohol and an alkali metal neutralized product of ethylenically unsaturated carboxylic acid or carboxymethyl cellulose or a salt thereof, as a binder for secondary batteries, without causing a significant viscosity increase even if stored in the state of an aqueous solution. More specifically, the present invention provides a composition in the form of an aqueous solution containing a copolymer of vinyl alcohol and an alkali metal neutralized product of ethylenically unsaturated carboxylic acid and/or carboxymethyl cellulose or a salt thereof, wherein when the viscosity of the composition after being diluted with water (25° C. or less) to a viscosity of 200±100 mPa·s at room temperature (25° C.) and being adjusted to a temperature of 25° C. is defined as Xa1 (Pa·s), and the viscosity of the composition after being placed in an airtight container and being allowed to stand at 95° C.Type: GrantFiled: December 12, 2018Date of Patent: March 5, 2024Assignee: SUMITOMO SEIKA CHEMICALS CO., LTD.Inventors: Shun Hashimoto, Koji Fujita
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Publication number: 20240061240Abstract: A compact air floating video display apparatus providing a highly visually recognized air floating video less susceptible to external light and having fewer ghosts is provided. The air floating video display apparatus includes: an opening portion having a transparent member configured to transmit video light of a specific polarization wave therethrough; a display panel serving as a video source; a light source configured to supply light having specific polarization directionality to the video source; a retroreflection optical member having a retroreflection surface provided with a waveplate; one or more reflection mirrors; a polarization splitter arranged in a space connecting the video source and the retroreflection optical member.Type: ApplicationFiled: December 1, 2021Publication date: February 22, 2024Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20240045227Abstract: A compact and portable air floating video display apparatus includes a housing that can be installed in a bottle holder in a vehicle. A video display apparatus, a beam splitter, a retroreflector, a retardation plate, and a plane mirror are provided in the housing. In the air floating video display apparatus, a video light of a specific polarized wave from the video display apparatus is reflected by the plane mirror, transmitted through the beam splitter, and subjected to polarization conversion by being reflected by the retroreflector and passing through the retardation plate. Then, the video light is reflected by the beam splitter and transmitted through the window, thereby displaying an air floating video outside the apparatus.Type: ApplicationFiled: March 10, 2022Publication date: February 8, 2024Applicant: Maxell, Ltd.Inventors: Hiroaki TAKAHASHI, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20240036634Abstract: A technique suitable when an air floating video is used as a non-contact user interface is provided. An air floating video display apparatus includes: a sensor for detecting a state of operation including a position of a hand finger of a user with respect to an air region including a plane of the air floating video or an object displayed on the plane; and a fingertip tactile sense generator which generates texture of a sense of touch on the hand finger by forming, based on information detected by the sensor, sound pressure based on an ultrasonic wave in vicinity of a position of the hand finger.Type: ApplicationFiled: December 20, 2021Publication date: February 1, 2024Applicant: Maxell, Ltd.Inventors: Hiroaki TAKAHASHI, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Patent number: 11878586Abstract: An information display apparatus and a spatial sensing apparatus for the information display apparatus are provided, the information display apparatus enabling the selection/change of the lot of display images in small point-of-view motion so that an interactive function for a driver is achieved. An information display apparatus displaying information onto a vehicle includes: an information display apparatus displaying image information onto an image display region on a forward part of a driver seat of the vehicle; and a spatial sensing means detecting positional information of instruction made by a driver in a spatial region between the driver seat and the displayed image display region, and the information display apparatus includes a means displaying the instruction made by the driver onto the image display region on the forward part in response to the positional information of the instruction made by the driver, detected by the spatial sensing means.Type: GrantFiled: October 5, 2018Date of Patent: January 23, 2024Assignee: MAXELL, LTD.Inventors: Koji Hirata, Koji Fujita, Eiji Takagi
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Patent number: 11880125Abstract: An information display system having acute-angled diffusion characteristics configured to display an image to inside or outside of a space via a transparent projected member, the information display system including an image projection apparatus, a transparent sheet provided on an inner surface of a display region set on a part of the projected member; and a light direction changing unit that directs a direction of image light toward the transparent sheet of the display region, the image projection apparatus including an image light characteristic converting unit, and an image light control film that restricts an emission direction of the image light being provided on an upper surface of the image projection apparatus, so that the image light is not directly delivered to an observer and the image light reflected by the transparent sheet is recognized by the observer.Type: GrantFiled: May 26, 2020Date of Patent: January 23, 2024Assignee: MAXELL, LTD.Inventors: Koji Hirata, Toshinori Sugiyama, Koji Fujita, Eiji Takagi
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Publication number: 20240019715Abstract: An air floating video display apparatus includes a display apparatus configured to display a video, a retroreflector configured to reflect video light from the display apparatus and form an air floating video in air by the reflected light, a sensor configured to detect a touch operation by a finger of a user on one or more objects displayed in the air floating video, and a controller. When the user performs the touch operation on the object, the controller assists the touch operation for the user based on a detection result of the touch operation by the sensor.Type: ApplicationFiled: December 13, 2021Publication date: January 18, 2024Applicant: Maxell, Ltd.Inventors: Katsuyuki WATANABE, Takuya SHIMIZU, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20240005825Abstract: An aerial floating image display apparatus includes a display apparatus configured to generate an image, a retroreflector configured to reflect image light from the display apparatus, and an imager, and if a plurality of persons appear in a captured image generated by the imager, the aerial floating image display apparatus displays, as an aerial floating image, information for notifying a user of the aerial floating image display apparatus of being peeked.Type: ApplicationFiled: November 10, 2021Publication date: January 4, 2024Inventors: Hiroaki TAKAHASHI, Yusuke UCHIYAMA, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20240004216Abstract: An air-floating-video display apparatus includes a Liquid Crystal Display panel, a light source apparatus configured to supply a light in a specific polarization direction to the LCD panel, and a retroreflector that includes a phase difference plate on a retroreflection surface. A polarization separation member is disposed in a space between the LCD panel and the retroreflector. The polarization separation member is configured to once transmit a video light of a specific polarization from the LCD panel to the retroreflector, perform polarization conversion on the video light by the retroreflector and convert the video light into a video light of another polarization to cause the video light to be reflected by the polarization separation member, and display an air-floating-video as a real image at a side opposite to the LCD panel in a transparent member through which the video light of the specific polarization passes.Type: ApplicationFiled: November 26, 2021Publication date: January 4, 2024Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20230375854Abstract: The present disclosure enables a space floating video having few ghosts to be obtained, and a space floating video apparatus suitable for inputting without causing fewer erroneous operations. The space floating video display apparatus includes: a display panel for displaying a video; a light source apparatus that supplies light of a specific polarization direction to the display panel; a retroreflection plate for reflecting video light from the display panel and displaying a space floating video of real image in air by means of the reflected light; and a light-shielding member that, among a plurality of space floating videos which are formed by the video light from the display panel, blocks a portion of the video light that is likely to form a space floating video other than desired space floating videos.Type: ApplicationFiled: September 24, 2021Publication date: November 23, 2023Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20230346318Abstract: An information processing apparatus inputs expiratory phase data being data of expiratory phase and inspiratory phase data being data of inspiratory phase, for each of abdominal waveform data indicating a breathing waveform of an abdomen of a subject performing breathing training and chest waveform data indicating a breathing waveform of a chest of the subject. The information processing apparatus calculates a phase difference between the abdominal waveform data and the chest waveform data in each of the expiratory phase and the inspiratory phase.Type: ApplicationFiled: March 30, 2023Publication date: November 2, 2023Applicants: NEC Corporation, NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITYInventors: Makoto YASUKAWA, Shuhei NOYORI, Kosuke Nishihara, Yuki Kosaka, Akimoto Nimura, Koji Fujita, Takuya Ibara
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Publication number: 20230315278Abstract: An information processing apparatus includes a detection unit, an acceptance unit, and an image control unit. The detection unit is capable of detecting whether or not each of a plurality of reproduction apparatuses constitutes a group related to reproduction of content, each of the plurality of reproduction apparatuses being connected to a network, each of the plurality of reproduction apparatuses being capable of reproducing the content. The acceptance unit accepts a user operation related to constitution of the group. The image control unit outputs a group state image based on a detection result by the detection unit, the group state image representing a constitution state of the group, the group state image including an image of each of the plurality of reproduction apparatuses, and controls the group state image in response to the accepted user operation related to constitution of the group.Type: ApplicationFiled: May 31, 2023Publication date: October 5, 2023Applicant: SONY CORPORATIONInventors: Koji FUJITA, Satoshi ASAI, Naohiro URIYA, Kenichiro TAKYU, Minako KAWATA, Hisanori NAGATA, Takashi ONOHARA, Ryo SOKABE, Naoki YUASA, Takuma HIGO
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Publication number: 20230288724Abstract: An aerial floating image display apparatus includes: a display panel displaying an image; a light source apparatus; and a retroreflector capable of reflecting image light having been emitted from the display panel and causing the reflected light to display an aerial floating image that is an actual image in air, the light source apparatus includes: a light source of a point type or a surface type; a reflector reflecting light having been emitted from the light source; and a light guiding body guiding light having been emitted from the reflector toward the display panel, and a reflection surface of the reflector has a shape that is asymmetric across an optical axis of the light having been emitted from the light source. By such a configuration, the image can be preferably displayed outside a space.Type: ApplicationFiled: August 4, 2021Publication date: September 14, 2023Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
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Publication number: 20230267920Abstract: There is provided an information processing device including an analysis unit configured to analyze a character string indicating contents of utterance obtained as a result of speech recognition, and a display control unit configured to display the character string indicating the contents of the utterance and an analysis result on a display screen.Type: ApplicationFiled: May 1, 2023Publication date: August 24, 2023Applicant: SATURN LICENSING LLCInventors: TOMOAKI TAKEMURA, SHINYA MASUNAGA, KOJI FUJITA, KATSUTOSHI ISHIWATA, KENICHI IKENAGA, KATSUTOSHI KUSUMOTO
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Patent number: 11676578Abstract: There is provided an information processing device including an analysis unit configured to analyze a character string indicating contents of utterance obtained as a result of speech recognition, and a display control unit configured to display the character string indicating the contents of the utterance and an analysis result on a display screen.Type: GrantFiled: July 27, 2021Date of Patent: June 13, 2023Assignee: SATURN LICENSING LLCInventors: Tomoaki Takemura, Shinya Masunaga, Koji Fujita, Katsutoshi Ishiwata, Kenichi Ikenaga, Katsutoshi Kusumoto
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Publication number: 20230118314Abstract: An information display apparatus that displays image information on a vehicle includes a HUD apparatus projecting a large-scale virtual image onto a distant position and serving as a first information display apparatus 100 arranged between a windshield glass 6 of the vehicle and an instrument panel, and effectively displays a plurality of pieces of the image information by making coordination with a second information display apparatus 48 close to the windshield glass 6, the second information display apparatus causing a transparent dispersion sheet in the windshield glass to directly reflect a screen of a large-scale high-resolution image display panel so that the screen is observed by the driver.Type: ApplicationFiled: December 15, 2022Publication date: April 20, 2023Applicant: Maxell, Ltd.Inventors: Koji HIRATA, Koji FUJITA, Eiji TAKAGI, Toshinori SUGIYAMA