Patents by Inventor Tetsuya Okamoto
Tetsuya Okamoto 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: 20240142370Abstract: An analysis device and a microscope use a circularly polarized light illuminator including a light source emitting pulsed light, a polarized light divider dividing the pulsed light from the light source or linearly polarized light extracted from the pulsed light into an x-axis direction polarized light component and a y-axis direction polarized light component, an optical delay unit delaying one of a pulse of the divided x-axis and y-axis direction polarized light components in relation to the other, a polarized light combining unit combining the X-polarized light pulsed beam and the Y-polarized light pulsed beam emitted from the optical delay unit coaxially to generate a linearly polarized beam having a modulation in which the X-polarized light pulse and the Y-polarized light pulse repeat alternately, and a polarized light conversion unit converting the linearly polarized light emitted from the polarized light synthesis unit into circularly polarized light.Type: ApplicationFiled: February 9, 2022Publication date: May 2, 2024Inventors: Hiromi OKAMOTO, Tetsuya NARUSHIMA
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Publication number: 20240122230Abstract: According to the present invention, a flavoring-loaded component for a tobacco product includes a component for a tobacco product and a flavoring composition that is loaded on the component and includes a flavoring and an emulsifier that has an HLB of 1-7.Type: ApplicationFiled: December 14, 2023Publication date: April 18, 2024Applicant: Japan Tobacco Inc.Inventors: Kojiro TOKUNAGA, Yuta Okamoto, Naoya Tsuruoka, Tetsuya Motodamari, Yasuhiro Nakagawa
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Patent number: 11962972Abstract: To enhance a sound image localization effect and to ensure a good viewing state in which an image or video and audio have a sense of unity. Provided is a display in which an image is displayed in a display surface, a rear cover disposed on a rear side of the display, a first speaker disposed between the display and the rear cover, and a second speaker disposed between the display and the rear cover and positioned higher than the first speaker. The second speaker outputs audio according to operation of a piezoelectric element, and has a higher audio output band than the first speaker. This enables a user to feel as if the audio is being output from the display being viewed, which enhances the sound image localization effect and ensures a good viewing state in which an image or video and audio have a sense of unity.Type: GrantFiled: November 21, 2019Date of Patent: April 16, 2024Assignee: SONY GROUP CORPORATIONInventors: Masahiro Takahashi, Tatsuya Sakata, Tetsuya Shiroishi, Shigemi Oguchi, Kazumasa Okamoto, Ryosuke Nakajima
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Publication number: 20240085052Abstract: An air conditioning unit includes an indoor air conditioner, a power supply line, and a wireless power feeder. The indoor air conditioner conditions air in a target space. The power supply line supplies power to the indoor air conditioner. The wireless power feeder feeds power to a predetermined device disposed in the target space. The wireless power feeder acquires power from the power supply line.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Inventors: Tadafumi NISHIMURA, Hiroshi DOUMAE, Tetsuya OKAMOTO, Takuya HANADA
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Patent number: 11920974Abstract: A vibration distribution measurement system includes a frequency sweep light source that outputs frequency sweep light, an optical splitter that splits the frequency sweep light into probe light and local light, an optical mixer that mixes backscattered light from the sensing fiber as signal light with the local light, the backscattered light being obtained by causing the probe light to be incident on the sensing fiber, and an analysis unit that analyzes a beat signal obtained from output light of the optical mixer. The analysis unit estimates a distance offset from a measurement result obtained by measuring a distribution waveform of the signal light by measuring the beat signal at a measurement time sufficiently shorter than a cycle of the vibration of the sensing fiber, and measures a distribution of a vibration at any position by compensating for the distance offset.Type: GrantFiled: May 23, 2019Date of Patent: March 5, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Tatsuya Okamoto, Daisuke Iida, Kunihiro Toge, Tetsuya Manabe
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Publication number: 20230373203Abstract: An apparatus for manufacturing a display device includes a pressurizing portion and a first unit arranged apart from the pressurizing portion in a first direction when the first unit is in a first position, where the first unit includes a first support portion movable in the first direction, a first chamber arranged on the first support portion, where a first substrate is loaded in the first chamber, and a second chamber arranged on the first chamber, where a second substrate is loaded in the second chamber, and the first support portion moves between the first position in which the first support portion is located apart from the pressurizing portion in the first direction and a second position in which the first support portion and the pressurizing portion overlap each other in a plan view.Type: ApplicationFiled: April 28, 2023Publication date: November 23, 2023Inventors: Dongho PARK, Tetsuya OKAMOTO, Junhee LEE, Dongmin PARK, Junghyeok LIM
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Publication number: 20230332801Abstract: A hot water supply system includes a hot water supply apparatus, a plurality of supply paths, and an estimation unit. The hot water supply apparatus includes a heating apparatus configured to heat water, a tank configured to store the water heated by the heating apparatus, and a water circuit configured to circulate the water in the tank. Each supply path is coupled to a corresponding one of a plurality of hot water supply targets and is configured to supply the water from the tank. The estimation unit is configured to predict a total amount of hot water supply demand, based on time-series data of a first index that indicates an amount of heat of water used in each of the plurality of hot water supply targets.Type: ApplicationFiled: June 27, 2023Publication date: October 19, 2023Inventors: Hideho SAKAGUCHI, Tetsuya OKAMOTO, Masanori UKIBUNE
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Publication number: 20230327134Abstract: A current collector, an electrode, and a non-aqueous electrolyte battery are provided. The current collector includes a conductive body having a three-dimensional porous structure. The current collector has an air permeability of 0.1 to 600 cc/cm2/sec and a thickness of less than 100 ?m. Also, the electrode includes the current collector and an electrode material layer disposed on at least one surface of the current collector. The non-aqueous electrolyte battery includes the electrode.Type: ApplicationFiled: May 31, 2023Publication date: October 12, 2023Applicant: KURARAY KURAFLEX CO., LTD.Inventors: Yasuhiro SHIROTANI, Soichi OBATA, Tetsuya OKAMOTO, Hideharu IWASAKI
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Publication number: 20230208275Abstract: A semiconductor switch drive device (3) includes a drive unit (10), a power supply unit (20), a switch (39), and a control unit (50). The drive unit (10) supplies a control signal to a semiconductor switch (Q) of a main circuit (2) and drives the semiconductor switch (Q). The power supply unit (20) supplies electric power to the drive unit (10). The switch (39) cuts off supply of electric power to the power supply unit (20) by detecting or controlling an overvoltage state on a primary side of the power supply unit (20). The control unit (50) switches a conductive state of the switch (39) on the basis of a voltage of a control terminal of the semiconductor switch (Q).Type: ApplicationFiled: May 12, 2020Publication date: June 29, 2023Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Fumio WATANABE, Tetsuya OKAMOTO
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Publication number: 20230024725Abstract: An intermediate plate is supported by a bottom member through a plurality of second elastic members. A first compressor is supported by the intermediate plate through a plurality of first elastic members. A second compressor is supported by the same intermediate plate through a plurality of first elastic members.Type: ApplicationFiled: September 29, 2022Publication date: January 26, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masao OHNO, Tetsuya OKAMOTO, Kazushi HISAYAMA, Kebi CHEN, Yoshinobu TSUMURA, Masanori UKIBUNE
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Publication number: 20230014957Abstract: A refrigeration apparatus includes a refrigerant circuit switchable between a first operation of performing a refrigeration cycle in which a first compressor is stopped and a second compressor is driven and a second operation of performing a refrigeration cycle in which the first and second compressors and are driven. The refrigeration apparatus further includes a reduction mechanism configured to reduce a refrigerant flowing into the first compressor while a first condition is satisfied during the first operation. The first condition indicates that an internal pressure of the first compressor is lower than an evaporation pressure of an evaporator.Type: ApplicationFiled: September 29, 2022Publication date: January 19, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazushi HISAYAMA, Masanori UKIBUNE, Tetsuya OKAMOTO, Masao OHNO, Kebi CHEN
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Publication number: 20230020042Abstract: A first intermediate plate and a second intermediate plate are supported by a bottom member through a plurality of second elastic members. The first compressor and the second compressor are supported by the first intermediate plate and the second intermediate plate, respectively, through a plurality of first elastic members.Type: ApplicationFiled: September 30, 2022Publication date: January 19, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masao OHNO, Tetsuya OKAMOTO, Kazushi HISAYAMA, Kebi CHEN, Yoshinobu TSUMURA, Masanori UKIBUNE
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Patent number: 11440289Abstract: Provided are a melt blown (MB) nonwoven fabric, a laminate using the same, a method of producing a melt blown nonwoven fabric as well as a melt blowing apparatus. A melt blowing apparatus 100 includes a die 10 configured to discharge a resin melt 42 with an accompanying jet to give fiber materials, a hollow cover 20, and a collector 60. The fiber materials 50 from the die 10 are heated to a temperature equal to or higher than a crystallization temperature of crystalline thermoplastic resin inside the hollow cover 20 and collected on a collecting surface 62 of the collector 60. The hollow cover 20 and the collector 60 are separated by a distance of 5 cm or longer between a lower edge 28 of the hollow cover 20 and the collecting surface 62 in a line extending downwardly from the nozzle holes 12 in a vertical direction.Type: GrantFiled: February 7, 2020Date of Patent: September 13, 2022Assignee: KURARAY CO., LTD.Inventors: Tetsuya Okamoto, Yasuhiro Shirotani
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Patent number: 11313567Abstract: A refrigeration cycle apparatus has a compressor disposed via a bottom member of a housing, a second elastic member, a base, and a first elastic member. A first electric component that drives a motor for the compressor and a second electric component that performs another control are fixed to the base and disposed. The base has an upper surface that contacts the first elastic member and a lower surface that contacts the second elastic member. The first electric component and the second electric component are fixed to the upper surface directly or indirectly via a substrate and/or an electric-component casing. Top portions of the first electric component and the second electric component are lower than a top portion of the compressor.Type: GrantFiled: March 22, 2019Date of Patent: April 26, 2022Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Kazushi Hisayama, Tetsuya Okamoto, Yoshinobu Tsumura, Kebi Chen, Masanori Ukibune
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Publication number: 20220011020Abstract: A refrigerant circuit includes a first compressor, a second compressor, a heat-source-side heat exchanger, an expansion mechanism, and a use-side heat exchanger. The refrigerant circuit is capable of performing a single-stage compression operation in which one of the first compressor and the second compressor is driven and the other is stopped, and a two-stage compression operation in which both the first compressor and the second compressor are driven. The control unit controls the refrigerant circuit so that, of the single-stage compression operation and the two-stage compression operation, an operation with a higher compression efficiency is performed.Type: ApplicationFiled: September 24, 2021Publication date: January 13, 2022Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazushi HISAYAMA, Kebi CHEN, Tetsuya OKAMOTO
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Patent number: 11209195Abstract: An air conditioner (1, 101) has a refrigerant circuit (10, 110) which is formed by connecting an outdoor unit (2, 102) and an indoor unit (3). The refrigerant circuit (10, 110) has a refrigerant sealed therein. The refrigerant contains a hydrofluorocarbon having a property of undergoing a disproportionation reaction. The refrigerant circuit (10, 110) includes a refrigerant shutoff mechanism (24, 41, 43, 46, 47, 48) that shuts off a flow of the refrigerant from the outdoor unit (2, 102) side to the indoor unit (3) side when the refrigerant in a portion of the refrigerant circuit (10, 110) within the outdoor unit (2, 102) meets a predetermined condition.Type: GrantFiled: March 23, 2018Date of Patent: December 28, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Eiji Kumakura, Tetsuya Okamoto
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Publication number: 20210381145Abstract: Provided are a continuous-fiber nonwoven fabric having excellent denseness, a composite material including the nonwoven fabric and having good appearance, and a method for producing the composite material. The continuous-fiber nonwoven fabric includes fibers containing an amorphous thermoplastic phenoxy resin as a main component, wherein the thermoplastic phenoxy resin has a weight-average molecular weight in a range of from 10,000 to 100,000 and a glass transition temperature equal to or lower than 100° C. For example, the continuous-fiber nonwoven fabric may be a melt-blown nonwoven fabric or a spunbonded nonwoven fabric.Type: ApplicationFiled: August 23, 2021Publication date: December 9, 2021Applicant: KURARAY CO., LTD.Inventors: Tetsuya OKAMOTO, Yasuhiro SHIROTANI, Soichi OBATA
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Patent number: 11112154Abstract: A control unit (19) that controls the operation of a refrigerant circuit (10) executes pump down operation in which a non-azeotropic refrigerant mixture is collected into a portion of the refrigerant circuit (10) within an outdoor unit (2), executes compositional ratio determination in which the compositional ratio of the non-azeotropic refrigerant mixture is determined based on the pressure and temperature of the non-azeotropic refrigerant mixture collected into the outdoor unit (2) by the pump down operation, and generates an alert when the compositional ratio of the non-azeotropic refrigerant mixture determined by the compositional ratio determination is outside an acceptable proportion range of a hydrofluorocarbon having the property of undergoing a disproportionation reaction.Type: GrantFiled: March 23, 2018Date of Patent: September 7, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Eiji Kumakura, Ikuhiro Iwata, Tetsuya Okamoto
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Patent number: 11073325Abstract: A refrigeration cycle apparatus has a compressor disposed via a bottom member of a housing, second elastic members, a base, and first elastic members. The compressor is disposed close to an arrangement centroid of the second elastic members.Type: GrantFiled: March 25, 2019Date of Patent: July 27, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Kazushi Hisayama, Tetsuya Okamoto, Yoshinobu Tsumura, Kebi Chen, Masanori Ukibune
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Patent number: 11035579Abstract: A refrigeration cycle apparatus includes a compressor, a refrigerant cooling pipe, a refrigerant-cycle constituent component, a connecting pipe and vibration transmission suppressing portion that is disposed on the connecting pipe that connects the refrigeration-cycle constituent component or the compressor and the refrigerant cooling pipe to each other.Type: GrantFiled: March 28, 2019Date of Patent: June 15, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Kazushi Hisayama, Tetsuya Okamoto, Yoshinobu Tsumura, Kebi Chen, Masanori Ukibune