Patents by Inventor Tsuyoshi Nakai
Tsuyoshi Nakai 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: 20230267511Abstract: According to one embodiment, a mobile sales device includes an accommodation unit to hold commodities to be purchased by a user, an operation display unit to display information to the user when purchasing a commodity held in the accommodation unit and to receive an input operation performed by the user during the purchasing of the commodity, and a commodity information display unit. The commodity information display unit is configured to display information about the commodities in the accommodation unit. A display controller is provided to cause at least one of the operation display unit and the commodity information display unit to display an advertisement during movement of the mobile sales device.Type: ApplicationFiled: January 20, 2023Publication date: August 24, 2023Inventors: Kento KAWATA, Takahide MATSUMOTO, Morito NATSUME, Mikio ITO, Taro ANDO, Ai HIRAI, Kizuku INOUE, Tsuyoshi NAKAI
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Publication number: 20230267443Abstract: According to one embodiment, a mobile sales system includes a terminal device and a mobile sales device on which items to be sold can be mounted. The terminal device is used to designate a customer call position for the mobile sales device and is configured to transmit position information indicating the customer call position. The mobile sales device is configured to acquire the position information transmitted by the terminal device, move to a location corresponding to the acquired position information, and execute payment processing for an item removed from the mobile sales device by a customer.Type: ApplicationFiled: January 20, 2023Publication date: August 24, 2023Inventors: Kento KAWATA, Morito NATSUME, Mikio ITO, Taro ANDO, Takahide MATSUMOTO, Ai HIRAI, Kizuku INOUE, Tsuyoshi NAKAI, Yumiko OKUMA, Mayuko TSUNODA
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Publication number: 20230267792Abstract: According to one embodiment, an unattended (automated) vending apparatus includes a communication interface configured to connect to a server device, a container section for storing items of merchandise to be purchased, and a sensor device configured to detect a removal or return of an item of merchandise from or to the container section. A first display screen is provided to display information to a user. A second display screen is also provided to display information to the user. A processor is configured to identify the item of merchandise removed from the container section based on output from the sensor device, register the identified item of merchandise on a transaction list, cause the first display screen to display information relating to the registered item, and receive an indication that registration of items has been completed by the user and then display information relating to payment processing on the second display screen.Type: ApplicationFiled: January 20, 2023Publication date: August 24, 2023Inventors: Kento KAWATA, Mayuko TSUNODA, Morito NATSUME, Mikio ITO, Taro ANDO, Takahide MATSUMOTO, Ai HIRAI, Kizuku INOUE, Tsuyoshi NAKAI, Yumiko OKUMA
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Patent number: 10998880Abstract: An acoustic wave element includes an IDT electrode includes pluralities of electrode fingers, and reflector electrodes on the two sides of the IDT electrode. The IDT electrode includes a major part and at least one end part which is located between the major part and one of the reflector electrodes and is arranged along a direction of propagation of an acoustic wave together with the major part. the at least one end part includes a pitch of the plurality of electrode fingers substantially the same as a pitch of the plurality of electrode fingers in the major part, is electrically connected in parallel with respect to the major part, and is divided into two or more sections which are electrically connected in series with each other.Type: GrantFiled: March 29, 2017Date of Patent: May 4, 2021Assignee: KYOCERA CorporationInventors: Tetsuya Kishino, Tsuyoshi Nakai
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Publication number: 20200287519Abstract: An acoustic wave element includes an IDT electrode includes pluralities of electrode fingers, and reflector electrodes on the two sides of the IDT electrode. The IDT electrode includes a major part and at least one end part which is located between the major part and one of the reflector electrodes and is arranged along a direction of propagation of an acoustic wave together with the major part. the at least one end part includes a pitch of the plurality of electrode fingers substantially the same as a pitch of the plurality of electrode fingers in the major part, is electrically connected in parallel with respect to the major part, and is divided into two or more sections which are electrically connected in series with each other.Type: ApplicationFiled: March 29, 2017Publication date: September 10, 2020Inventors: Tetsuya KISHINO, Tsuyoshi NAKAI
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Patent number: 10389391Abstract: An SAW resonator includes a piezoelectric substrate, an IDT electrode, and a pair of reflectors. The IDT electrode includes pluralities of electrode fingers which are aligned on the piezoelectric substrate in a direction of propagation of a SAW. The pair of reflectors are located on the two sides of the pluralities of electrode fingers on the piezoelectric substrate in the direction of propagation. The IDT electrode includes a plurality of areas which includes pluralities of electrode fingers distributed to them and have different resonance frequencies from each other. The plurality of areas include at least three areas. The second highest resonance frequency among all areas is lower than an intermediate value between the lowest resonance frequency among all areas and the highest resonance frequency among all areas.Type: GrantFiled: January 27, 2017Date of Patent: August 20, 2019Assignee: KYOCERA CorporationInventors: Motoki Ito, Tetsuya Kishino, Tsuyoshi Nakai
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Publication number: 20190036554Abstract: An SAW resonator includes a piezoelectric substrate, an IDT electrode, and a pair of reflectors. The IDT electrode includes pluralities of electrode fingers which are aligned on the piezoelectric substrate in a direction of propagation of a SAW. The pair of reflectors are located on the two sides of the pluralities of electrode fingers on the piezoelectric substrate in the direction of propagation. The IDT electrode includes a plurality of areas which includes pluralities of electrode fingers distributed to them and have different resonance frequencies from each other. The plurality of areas include at least three areas. The second highest resonance frequency among all areas is lower than an intermediate value between the lowest resonance frequency among all areas and the highest resonance frequency among all areas.Type: ApplicationFiled: January 27, 2017Publication date: January 31, 2019Inventors: Motoki ITO, Tetsuya KISHINO, Tsuyoshi NAKAI
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Patent number: 10050600Abstract: A SAW device (1) comprises a substrate (3); SAW elements (10) on a first main surface (3a) of the substrate (3); first lines (intermediate lines (29) and output side lines (31)) that are disposed upon the first main face (3a) and connected to the SAW elements (10); an insulator (21) that is layered upon the first lines; second lines (a second ground line (33b) and a third ground line (33c)) that are layered upon the insulator (21) and configure three-dimensional wiring parts (39) with the first lines; and a cover (5) that seals the SAW elements (10) and the three-dimensional wiring parts (39). Wiring spaces (53), formed between the first main face (3a) and the cover (5), houses the three-dimensional wiring parts (39), without housing the SAW elements (10).Type: GrantFiled: July 18, 2016Date of Patent: August 14, 2018Assignee: KYOCERA CorporationInventors: Hiroaki Ochiai, Junya Nishii, Tsuyoshi Nakai
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Patent number: 9912319Abstract: A branching 1 filter has an antenna terminal 3 which receives signal waves and disturbance waves, a transmission filter 11 which is connected to the antenna terminal 3, a reception filter 13 which is connected to the antenna terminal 3 and receives a portion of the signal waves and has, as a passband, a frequency range higher than a passband of the transmission filter 11, and a disturbance wave resonator which is connected to the antenna terminal 3 and to the ground and positioned closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13. The disturbance wave resonator 15 is connected to antenna terminal 3 at a position closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13. A resonance frequency of the disturbance wave resonator 15 is within a frequency range smaller than the passband of the transmission filter and includes a frequency range of the disturbance waves.Type: GrantFiled: March 27, 2014Date of Patent: March 6, 2018Assignee: KYOCERA CorporationInventors: Tsuyoshi Nakai, Tetsuya Kishino, Masahisa Shimozono, Yuriko Nishimura
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Patent number: 9647633Abstract: SAW element has a substrate; an IDT having a first comb-shaped electrode and a second comb-shaped electrode located on an upper surface of the substrate; and a capacitance element located on the upper surface of the substrate. The capacitance element has a first counter electrode connected to the first comb-shaped electrode and a second counter electrode connected to the second comb-shaped electrode and facing the first counter electrode across a third gaps. The direction from the first counter electrode through the third gaps toward the second counter electrode is a reverse direction from the direction from the first comb-shaped electrode through the gaps toward the second comb-shaped electrode. If it is assumed that the gap and width of the gap are di and wi, and the gap and width of the third gap are Dj and Wj, the following formula holds: 0<?(Wj/Dj2)<2?(wi/di2).Type: GrantFiled: April 24, 2013Date of Patent: May 9, 2017Assignee: KYOCERA CorporationInventors: Tetsuya Kishino, Tsuyoshi Nakai
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Publication number: 20160329878Abstract: A SAW device (1) comprises a substrate (3); SAW elements (10) on a first main surface (3a) of the substrate (3); first lines (intermediate lines (29) and output side lines (31)) that are disposed upon the first main face (3a) and connected to the SAW elements (10); an insulator (21) that is layered upon the first lines; second lines (a second ground line (33b) and a third ground line (33c)) that are layered upon the insulator (21) and configure three-dimensional wiring parts (39) with the first lines; and a cover (5) that seals the SAW elements (10) and the three-dimensional wiring parts (39). Wiring spaces (53), formed between the first main face (3a) and the cover (5), houses the three-dimensional wiring parts (39), without housing the SAW elements (10).Type: ApplicationFiled: July 18, 2016Publication date: November 10, 2016Inventors: Hiroaki OCHIAI, Junya NISHII, Tsuyoshi NAKAI
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Patent number: 9397633Abstract: A SAW device (1) comprises a substrate (3); SAW elements (10) on a first main surface (3a) of the substrate (3); first lines (intermediate lines (29) and output side lines (31)) that are disposed upon the first main face (3a) and connected to the SAW elements (10); an insulator (21) that is layered upon the first lines; second lines (a second ground line (33b) and a third ground line (33c)) that are layered upon the insulator (21) and configure three-dimensional wiring parts (39) with the first lines; and a cover (5) that seals the SAW elements (10) and the three-dimensional wiring parts (39). Wiring spaces (53), formed between the first main face (3a) and the cover (5), houses the three-dimensional wiring parts (39), without housing the SAW elements (10).Type: GrantFiled: January 12, 2011Date of Patent: July 19, 2016Assignee: KYOCERA CorporationInventors: Hiroaki Ochiai, Junya Nishii, Tsuyoshi Nakai
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Publication number: 20160126932Abstract: A branching 1 filter has an antenna terminal 3 which receives signal waves and disturbance waves, a transmission filter 11 which is connected to the antenna terminal 3, a reception filter 13 which is connected to the antenna terminal 3 and receives a portion of the signal waves and has, as a passband, a frequency range higher than a passband of the transmission filter 11, and a disturbance wave resonator which is connected to the antenna terminal 3 and to the ground and positioned closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13. The disturbance wave resonator 15 is connected to antenna terminal 3 at a position closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13. A resonance frequency of the disturbance wave resonator 15 is within a frequency range smaller than the passband of the transmission filter and includes a frequency range of the disturbance waves.Type: ApplicationFiled: June 4, 2014Publication date: May 5, 2016Inventors: Tsuyoshi NAKAI, Tetsuya KISHINO, Masahisa SHIMOZONO, Yuriko NISHIMURA
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Patent number: 9270252Abstract: A SAW device (1) has a substrate (3) configured to propagate acoustic waves; an IDT electrode (15) on a first main surface (3a) of a substrate (3); and an electrode pad (13) on the first main surface (3a) electrically connected to the IDT electrode (15). The SAW device (1) also has a terminal with a pillar-shape (column part (7z)) setted up on the electrode pad (13); a third conductive layer (39) extending from a side surface of the column part (7z); and a cover (5) forming a vibration space (S) above the IDT electrode (15) and covering the side surface of the column part (7z), and the third conductive layer (39).Type: GrantFiled: March 19, 2010Date of Patent: February 23, 2016Assignee: KYOCERA CorporationInventors: Junya Nishii, Tsuyoshi Nakai, Kazuhiro Otsuka
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Publication number: 20150070227Abstract: SAW element has a substrate; an IDT having a first comb-shaped electrode and a second comb-shaped electrode located on an upper surface of the substrate; and a capacitance element located on the upper surface of the substrate. The capacitance element has a first counter electrode connected to the first comb-shaped electrode and a second counter electrode connected to the second comb-shaped electrode and facing the first counter electrode across a third gaps. The direction from the first counter electrode through the third gaps toward the second counter electrode is a reverse direction from the direction from the first comb-shaped electrode through the gaps toward the second comb-shaped electrode.Type: ApplicationFiled: April 24, 2013Publication date: March 12, 2015Applicant: KYOCERA CorporationInventors: Tetsuya Kishino, Tsuyoshi Nakai
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Publication number: 20140321776Abstract: There are provided a self-lubricating composite material capable of obtaining a necessary strength at a mixing ratio of a solid lubricant such as molybdenum disulfide (MoS2) of 60 mass % or greater; and a rolling bearing, a linear motion device, a ball screw device, a linear motion guide device, and a transport device using the same. To that end, a self-lubricating composite material which is material used in a solid-lubricant spacer (6) of a rolling bearing (1) contains 60 mass % to 80 mass % of molybdenum disulfide (MoS2) and a balance containing iron (Fe).Type: ApplicationFiled: January 18, 2013Publication date: October 30, 2014Inventors: Masachi Hosoya, Shin Niizeki, Tsuyoshi Nakai
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Patent number: 8436696Abstract: On a piezoelectric board, a SAW element has first to fifth IDT electrodes and reflector electrodes with first to fourth electrode-finger narrow-pitch portions N1-N4 being formed in the respective ones of adjoining portions of the respective first to fifth IDT electrodes. An unbalanced signal terminal and balanced signal terminals are connected to the SAW element. The electrode finger pitches of the first to fourth electrode-finger narrow-pitch portions N1-N4 are formed symmetrically with respect to the third, central IDT electrode in such a manner that the electrode finger pitch of the first electrode-finger narrow-pitch portion N1 is narrower than that of the second electrode-finger narrow-pitch portion N2, while the electrode finger pitch of the fourth electrode-finger narrow-pitch portion N4 is narrower than that of the third electrode-finger narrow-pitch portion N3.Type: GrantFiled: May 30, 2008Date of Patent: May 7, 2013Assignee: Kyocera CorporationInventor: Tsuyoshi Nakai
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Publication number: 20120319802Abstract: A SAW device (1) comprises a substrate (3); SAW elements (10) on a first main surface (3a) of the substrate (3); first lines (intermediate lines (29) and output side lines (31)) that are disposed upon the first main face (3a) and connected to the SAW elements (10); an insulator (21) that is layered upon the first lines; second lines (a second ground line (33b) and a third ground line (33c)) that are layered upon the insulator (21) and configure three-dimensional wiring parts (39) with the first lines; and a cover (5) that seals the SAW elements (10) and the three-dimensional wiring parts (39). Wiring spaces (53), formed between the first main face (3a) and the cover (5), houses the three-dimensional wiring parts (39), without housing the SAW elements (10).Type: ApplicationFiled: January 12, 2011Publication date: December 20, 2012Applicant: KYOCERA CORPORATIONInventors: Hiroaki Ochiai, Junya Nishii, Tsuyoshi Nakai
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Publication number: 20120032759Abstract: A SAW device (1) has a substrate (3) configured to propagate acoustic waves; an IDT electrode (15) on a first main surface (3a) of a substrate (3); and an electrode pad (13) on the first main surface (3a) electrically connected to the IDT electrode (15). The SAW device (1) also has a terminal with a pillar-shape (column part (7z)) setted up on the electrode pad (13); a third conductive layer (39) extending from a side surface of the column part (7z); and a cover (5) forming a vibration space (S) above the IDT electrode (15) and covering the side surface of the column part (7z), and the third conductive layer (39).Type: ApplicationFiled: March 19, 2010Publication date: February 9, 2012Applicant: KYOCERA CORPORATIONInventors: Junya Nishii, Tsuyoshi Nakai, Kazuhiro Otsuka
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Publication number: 20110152138Abstract: To provide a rolling bearing which is superior in preventing electrolytic corrosion, suitable for use in applications where torque reduction of the bearing is required by reducing an amount of lubricant used or by using a lubricant having a low viscosity, and has superior acoustic characteristics and durability, a rolling element according to the present invention is made of an alumina-zirconia composite material including an alumina component and either a zirconia component or a yttria-zirconia component containing 1.5 to 5 mol % of yttria, a mass ratio of the alumina component to the zirconia component or the yttria-zirconia component being 5:95 to 50:50.Type: ApplicationFiled: May 21, 2010Publication date: June 23, 2011Applicant: NSK LTD.Inventors: Tsuyoshi Nakai, Keiji Yasunaga, Tomohiro Motoda, Yuichi Endo, Mamoru Aoki, Koji Ueda, Katsunori Yanase, Satoru Watanabe, Hiroshi Ishiwada, Shun Nishizeki, Norikazu Kitagawa