Patents by Inventor Makoto Otsuki
Makoto Otsuki 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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Patent number: 11985533Abstract: There are provided a plurality of radio devices detecting an interference source signal transmitted by an interference source and generating pieces of air time information showing whether the interference source signal exists or not for each predetermined time unit; and an aggregation device estimating air time of the interference source by acquiring the pieces of air time information from the plurality of radio devices and aggregating/integrating the acquired pieces of air time information for each predetermined unit time, matching timings.Type: GrantFiled: September 13, 2019Date of Patent: May 14, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Junichi Iwatani, Hiroyuki Nakamura, Tomoaki Ogawa, Makoto Umeuchi, Shinya Otsuki, Hiroshi Sakamoto, Masayoshi Nabeshima
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Patent number: 11985529Abstract: A plurality of access points configured to communicate with a subordinate wireless LAN terminal, an information collecting device configured to collect a frame respectively transmitted and received between the plurality of access points and the wireless LAN terminal, and extract information on communication quality of an access point of the plurality of access points from a header of the frame, and an information collecting server configured to acquire the information on the communication quality of the access point from the information collecting device, analyze the information to determine whether the communication quality is good or bad for each of the plurality of access points, and execute processing of externally displaying or notifying a result that is determined are included.Type: GrantFiled: October 18, 2019Date of Patent: May 14, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Masayoshi Nabeshima, Hiroyuki Nakamura, Tomoaki Ogawa, Shinya Otsuki, Makoto Umeuchi, Junichi Iwatani, Hiroshi Sakamoto
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Publication number: 20200408769Abstract: A method of collecting and detecting a tumor cell contained in a sample in distinction from a contaminant cell is provided. The tumor cell contained in the sample are collected and detected in distinction from the contaminant cell by detecting any of the following polypeptides or a gene encoding the polypeptide present in the sample: (i) a polypeptide containing at least the amino acid sequence of any of six sequences such as TM4SF1 (GenBank No. NP_055035.1) and TNFRSF12A (GenBank No. NP_057723.1); (ii) a polypeptide containing at least an amino acid sequence having a homology of not less than 70% to the amino acid sequence described above; and (iii) a polypeptide containing at least a splicing variant of the amino acid sequence (the amino acid sequence of (i) or (ii) described above).Type: ApplicationFiled: February 27, 2019Publication date: December 31, 2020Applicant: TOSOH CORPORATIONInventors: Yuichi Kumaki, Sayaka Hirai, Makoto Otsuki, Daisuke Miki, Toru Futami
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Patent number: 10752006Abstract: Provided is a flow path structure body including: a distribution flow path that is for distributing a liquid from a liquid supply source to a nozzle; an air bubble chamber that is connected to the distribution flow path and that is for storing air bubbles; and an air bubble chamber filter that is arranged to divide a space in the air bubble chamber into a first space that is connected to the distribution flow path and a second space that is connected to the distribution flow path via the first space, the air bubble chamber filter being for collecting foreign matters that have been formed at a gas-liquid interface in the air bubble chamber.Type: GrantFiled: October 24, 2018Date of Patent: August 25, 2020Assignee: Seiko Epson CorporationInventor: Makoto Otsuki
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Patent number: 10654266Abstract: A liquid ejecting head includes a plurality of driving elements that causes an ejection of a liquid from a nozzle by causing a fluctuation in a pressure, a sealing body that seals a first space for accommodating the plurality of driving elements, a case member that forms a second space for surrounding the sealing body, an atmosphere vent that is formed in the case member and through which the second space communicates with the air, a communication hole that is formed in the sealing body and through which the first space communicates with the second space, and a moisture absorbent disposed in the second space.Type: GrantFiled: December 27, 2018Date of Patent: May 19, 2020Assignee: Seiko Epson CorporationInventors: Yoshinori Nakajima, Takahiro Kanegae, Hiroshige Owaki, Makoto Otsuki, Hironori Matsuoka
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Publication number: 20190193397Abstract: A liquid ejecting head includes a plurality of driving elements that causes an ejection of a liquid from a nozzle by causing a fluctuation in a pressure, a sealing body that seals a first space for accommodating the plurality of driving elements, a case member that forms a second space for surrounding the sealing body, an atmosphere vent that is formed in the case member and through which the second space communicates with the air, a communication hole that is formed in the sealing body and through which the first space communicates with the second space, and a moisture absorbent disposed in the second space.Type: ApplicationFiled: December 27, 2018Publication date: June 27, 2019Inventors: Yoshinori NAKAJIMA, Takahiro KANEGAE, Hiroshige OWAKI, Makoto OTSUKI, Hironori MATSUOKA
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Publication number: 20190118541Abstract: Provided is a flow path structure body including: a distribution flow path that is for distributing a liquid from a liquid supply source to a nozzle; an air bubble chamber that is connected to the distribution flow path and that is for storing air bubbles; and an air bubble chamber filter that is arranged to divide a space in the air bubble chamber into a first space that is connected to the distribution flow path and a second space that is connected to the distribution flow path via the first space, the air bubble chamber filter being for collecting foreign matters that have been formed at a gas-liquid interface in the air bubble chamber.Type: ApplicationFiled: October 24, 2018Publication date: April 25, 2019Inventor: Makoto OTSUKI
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Patent number: 9527301Abstract: A liquid ejecting apparatus comprises: a supply passage through which liquid is supplied from a liquid supply source to a liquid ejecting unit; a filter housing portion provided in the supply passage, a first filter being provided inside the filter housing portion; a circulation passage forming portion, one end of which is connected to a space portion located closer to the liquid supply source than the first filter is, the other end of which is connected on the supply passage to a position closer to the liquid supply source than the first filter is, thereby forming a circulation passage; a foreign object separation unit that works with a flow pump, which is a pump for circulation of the liquid through the circulation passage, to cause a foreign object to come off from the first filter; and a second filter that is detachably provided on the circulation passage.Type: GrantFiled: December 2, 2015Date of Patent: December 27, 2016Assignee: Seiko Epson CorporationInventors: Shigenori Nakagawa, Keiji Matsumoto, Toshinobu Yamazaki, Masahiko Sato, Makoto Otsuki
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Patent number: 9476507Abstract: A valve includes a seat having a through hole through which ink flows and a valve body that is configured to be in contact with the seat to close the through hole such that the valve is in a closed state and to be separate from the seat to open the through hole such that the valve is in an open state. At least one of the seat and the valve body is configured to move relative to the other of the seat and the valve body while the valve is in the closed state.Type: GrantFiled: November 18, 2015Date of Patent: October 25, 2016Assignee: Seiko Epson CorporationInventors: Fujio Akahane, Koji Morikoshi, Makoto Otsuki, Ryota Kinoshita
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Publication number: 20160167390Abstract: A liquid ejecting apparatus comprises: a supply passage through which liquid is supplied from a liquid supply source to a liquid ejecting unit; a filter housing portion provided in the supply passage, a first filter being provided inside the filter housing portion; a circulation passage forming portion, one end of which is connected to a space portion located closer to the liquid supply source than the first filter is, the other end of which is connected on the supply passage to a position closer to the liquid supply source than the first filter is, thereby forming a circulation passage; a foreign object separation unit that works with a flow pump, which is a pump for circulation of the liquid through the circulation passage, to cause a foreign object to come off from the first filter; and a second filter that is detachably provided on the circulation passage.Type: ApplicationFiled: December 2, 2015Publication date: June 16, 2016Inventors: Shigenori NAKAGAWA, Keiji MATSUMOTO, Toshinobu YAMAZAKI, Masahiko SATO, Makoto OTSUKI
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Publication number: 20160146354Abstract: A valve includes a seat having a through hole through which ink flows and a valve body that is configured to be in contact with the seat to close the through hole such that the valve is in a closed state and to be separate from the seat to open the through hole such that the valve is in an open state. At least one of the seat and the valve body is configured to move relative to the other of the seat and the valve body while the valve is in the closed state.Type: ApplicationFiled: November 18, 2015Publication date: May 26, 2016Inventors: Fujio AKAHANE, Koji MORIKOSHI, Makoto OTSUKI, Ryota KINOSHITA
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Publication number: 20150153216Abstract: The purpose of the present invention is to make it possible to reduce the computation load for calculating vehicle weight and to allow vehicle weight to be computed with little error. Provided is a vehicle weight calculation device (10) that calculates the weight of a vehicle (1) and is provided with a storage unit (105) for associating and storing position information and angular frequencies of a wavy road, and a control unit (101) for computing the weight of the vehicle (1). The control unit (101) computes the weight of the vehicle (1) on the basis of the vertical acceleration of the vehicle (1) and the angular frequency of the wavy road corresponding to the current position of the vehicle (1) as stored by the storage unit (105).Type: ApplicationFiled: July 5, 2013Publication date: June 4, 2015Applicant: Panasonic Intellectual Property Management Co.,LtdInventors: Tomoaki Abe, Makoto Otsuki
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Patent number: 8008368Abstract: An oil-based ink composition for inkjet recording capable of exhibiting desired properties of drying after print, rubfastness and re-solubility is achieved by performing solubilization on an acrylic resin which is not easily dissolved conventionally. The oil-based ink composition for inkjet printing comprises glycol ether dialkyl ethers as a prime solvent; and an acrylic resin that results from solution polymerization in a solvent of the glycol ether dialkyl ethers by use of a radical polymerization initiator.Type: GrantFiled: December 21, 2006Date of Patent: August 30, 2011Assignees: Seiko Epson Corporation, The Inctec Inc.Inventors: Seiji Mochizuki, Makoto Otsuki, Masahiro Nakamura, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Tamayo Okahira
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Patent number: 7897656Abstract: The present invention relates to an ink jet ink which is an oil-based white ink for ink jet recording containing (a) titanium oxide having an average particle size of 0.15 to 0.25 ?m, (b) a resin, (c) an organic solvent and (d) a nonionic surfactant, wherein the nonionic surfactant comprises at least one member selected from polyoxyethylene alkyl ethers and polyoxyethylene phenyl ethers. According to the invention, there can be provided an oil-based white ink for ink jet recording which is excellent in ejection stability and in recovery properties after standing for a long period of time.Type: GrantFiled: August 12, 2005Date of Patent: March 1, 2011Assignees: Seiko Epson Corporation, The Inctec Inc.Inventors: Masahiro Nakamura, Seiji Mochizuki, Makoto Otsuki, Yukio Sugita, Shinichi Yoshimitsu
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Publication number: 20080194754Abstract: The present invention relates to an ink jet ink which is an oil-based white ink for ink jet recording containing (a) titanium oxide having an average particle size of 0.15 to 0.25 ?m, (b) a resin, (c) an organic solvent and (d) a nonionic surfactant, wherein the nonionic surfactant comprises at least one member selected from polyoxyethylene alkyl ethers and polyoxyethylene phenyl ethers. According to the invention, there can be provided an oil-based white ink for ink jet recording which is excellent in ejection stability and in recovery properties after standing for a long period of time.Type: ApplicationFiled: August 12, 2005Publication date: August 14, 2008Applicants: THE INCTECK CORPORATION, SEIKO EPSON CORPORATIONInventors: Masahiro Nakamura, Seiji Mochizuki, Makoto Otsuki, Yukio Sugita, Shinichi Yoshimitsu
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Publication number: 20080170815Abstract: This invention provides a hydrodynamic bearing assembly which realizes a high rotation rate in a stable manner with robust rigidity. The hydrodynamic bearing assembly has a total radial gap of 3 microns or less for preventing contact with the thrust bearing. The thrust bearing is a pump-out type, and the radial bearing has offset grooves on the surface thereof to supply fluid flow to the thrust bearing. A depth ratio of the grooves relative to the diameter of the shaft is preferably 0.005 or less to avoid reduced translational rigidity.Type: ApplicationFiled: March 12, 2008Publication date: July 17, 2008Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kaoru Murabe, Makoto Otsuki, Osamu Komura, Hisao Takeuchi
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Patent number: 7360950Abstract: This invention provides a hydrodynamic bearing assembly which realizes a high rotation rate in a stable manner with robust rigidity. The hydrodynamic bearing assembly has a total radial gap of 3 microns or less for preventing contact with the thrust bearing. The thrust bearing is a pump-out type, and the radial bearing has offset grooves on the surface thereof to supply fluid flow to the thrust bearing. A depth ratio of the grooves relative to the diameter of the shaft is preferably 0.005 or less to avoid reduced translational rigidity.Type: GrantFiled: December 5, 2005Date of Patent: April 22, 2008Assignee: Sumitomo Electric Industries, Ltd.Inventors: Kaoru Murabe, Makoto Otsuki, Osamu Komura, Hisao Takeuchi
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Publication number: 20070167538Abstract: An oil-based ink composition for inkjet recording capable of exhibiting desired properties of drying after print, rubfastness and re-solubility is achieved by performing solubilization on an acrylic resin which is not easily dissolved conventionally. The oil-based ink composition for inkjet printing comprises glycol ether dialkyl ethers as a prime solvent; and an acrylic resin that results from solution polymerization in a solvent of the glycol ether dialkyl ethers by use of a radical polymerization initiator.Type: ApplicationFiled: December 21, 2006Publication date: July 19, 2007Inventors: Seiji Mochizuki, Makoto Otsuki, Masahiro Nakamura, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Tamayo Okahira
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Patent number: 7125447Abstract: An oil-based ink composition for ink jet recording of the present invention contains a colorant and at least 50% by weight of a mixed solvent made by mixing from 0.02 to 4 parts by weight of a lactone-type solvent with 1 part by weight of polyoxyethylene glycol dialkyl ether represented by the following general formula (1): R11—(OC2H4)n—OR12??General Formula (1) (wherein R11, R12 represent alkyl groups having from 1 to 3 carbon atoms and can be the same or different, and n is an integer from 2 to 4). The oil-based ink composition can be suitably used for printing on a polyvinyl chloride substrate and is excellent in all of print quality, printing stability, dry characteristics of printed matter, and storage stability of ink.Type: GrantFiled: July 16, 2003Date of Patent: October 24, 2006Assignees: The Intec Inc., Seiko Epson CorporationInventors: Yukio Sugita, Mitsuyoshi Tamura, Masahiro Nakamura, Seiji Mochizuki, Makoto Otsuki
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Publication number: 20060194416Abstract: A method of manufacturing single-crystal semiconductor blocks is characterized in that a plurality of single-crystal semiconductor blocks of a relatively small diameter desired by users are cut out from a single-crystal semiconductor block of a relatively large diameter. With this method, there can also be obtained a secondary effect that even if the large-diameter single-crystal semiconductor block includes defective parts, it is possible to use the small-diameter single-crystal semiconductor blocks cut out from parts other than the defective parts.Type: ApplicationFiled: July 15, 2004Publication date: August 31, 2006Inventors: Yasuyuki Matsui, Makoto Otsuki