Patents by Inventor Hiroshi Maekawa
Hiroshi Maekawa 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: 20190196170Abstract: A method for setting, within an observed image of a sample, an analysis target region that is a region on which an analysis is to be performed by an analyzer, the method including displaying the observed image of the sample on the display, dividing the observed image into a plurality of divisional areas, calculating a predetermined image characteristic quantity in each of the plurality of divisional areas, designating at least two of the divisional areas of the observed image displayed on the display, calculating a distribution of the values of the image characteristic quantity of the designated divisional areas, determining a value range of the image characteristic quantity for the divisional areas to be extracted as the analysis target region, based on the calculated distribution, and extracting from the observed image each of the plurality of divisional areas having a value of the image characteristic quantity within the value range.Type: ApplicationFiled: March 5, 2019Publication date: June 27, 2019Applicant: SHIMADZU CORPORATIONInventors: Akira NODA, Hiroshi MAEKAWA
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Patent number: 10277863Abstract: A camera unit includes: an image sensor; a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed; a cable including at least a signal conductor element and a ground conductor element and connected at one end to the circuit board; a metal housing component to accommodate the image sensor and the circuit board therein; and a metal component disposed at the end of the cable and connected to the ground conductor element. The ground conductor element is connected to both a ground terminal of the circuit board and the metal housing component in a vicinity of the end of the cable where the cable is connected to the circuit board. The ground conductor element is connected to the metal housing component through the metal component in the vicinity of the end of the cable.Type: GrantFiled: October 26, 2017Date of Patent: April 30, 2019Assignee: Ricoh Company, Ltd.Inventors: Hiroshi Maekawa, Norihiko Sasaki
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Publication number: 20180048857Abstract: A camera unit includes: an image sensor; a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed; a cable including at least a signal conductor element and a ground conductor element and connected at one end to the circuit board; a metal housing component to accommodate the image sensor and the circuit board therein; and a metal component disposed at the end of the cable and connected to the ground conductor element. The ground conductor element is connected to both a ground terminal of the circuit board and the metal housing component in a vicinity of the end of the cable where the cable is connected to the circuit board. The ground conductor element is connected to the metal housing component through the metal component in the vicinity of the end of the cable.Type: ApplicationFiled: October 26, 2017Publication date: February 15, 2018Applicant: Ricoh Company, Ltd.Inventors: Hiroshi MAEKAWA, Norihiko SASAKI
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Patent number: 9873814Abstract: An ink composition includes a white coloring material, polymer particles, and a solvent, the polymer particles satisfying the relationship represented by the following expression (1). Y?0.33X+20??(1) where X is an average particle size D50 (nm) and Y is a melting start temperature (° C.).Type: GrantFiled: January 28, 2016Date of Patent: January 23, 2018Assignees: Seiko Epson Corporation, Mitsui Chemicals Inc.Inventors: Takayoshi Kagata, Toshihiro Yoshimura, Yasuyuki Kagawa, Yukiko Egami, Hiroshi Maekawa, Hiroko Wachi, Tsuyoshi Sano, Akira Mizutani, Atsushi Denda
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Patent number: 9813665Abstract: A camera unit includes: an image sensor; a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed; a cable including at least a signal conductor element and a ground conductor element and connected at one end to the circuit board; a metal housing component to accommodate the image sensor and the circuit board therein; and a metal component disposed at the end of the cable and connected to the ground conductor element. The ground conductor element is connected to both a ground terminal of the circuit board and the metal housing component in a vicinity of the end of the cable where the cable is connected to the circuit board. The ground conductor element is connected to the metal housing component through the metal component in the vicinity of the end of the cable.Type: GrantFiled: June 6, 2016Date of Patent: November 7, 2017Assignee: Ricoh Company, Ltd.Inventors: Hiroshi Maekawa, Norihiko Sasaki
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Patent number: 9613639Abstract: A communication system according to the present invention includes a plurality of terminal devices that are able to communicate mutually. Each of the terminal devices includes a voice input conversion device, a voice transmitting device, a voice receiving device, and a voice reproducing device. When there is a plurality of voice signals which has not been completed reproduction, the voice reproducing device reproduces after arranging the voice signals so that respective voices corresponding to the respective voice signals do not overlap.Type: GrantFiled: December 14, 2012Date of Patent: April 4, 2017Assignee: ADC TECHNOLOGY INC.Inventors: Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda, Daisuke Mouri, Takeo Nozawa, Kenshi Takenaka, Hiroshi Maekawa, Tsuyoshi Kawanishi
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Patent number: 9576592Abstract: A communication system according to the present invention includes a plurality of terminal devices that are able to communicate mutually. Each of the terminal devices includes a voice input conversion device, a voice transmitting device, a voice receiving device, and a voice reproducing device. When there is a plurality of voice signals which has not been completed reproduction, the voice reproducing device reproduces after arranging the voice signals so that respective voices corresponding to the respective voice signals do not overlap.Type: GrantFiled: December 14, 2012Date of Patent: February 21, 2017Assignee: ADC TECHNOLOGY INC.Inventors: Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda, Daisuke Mouri, Takeo Nozawa, Kenshi Takenaka, Hiroshi Maekawa, Tsuyoshi Kawanishi
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Patent number: 9528189Abstract: A gas generating device for generating an oxygen gas and/or a hydrogen gas from an electrolytic solution containing water, including an anode electrode, a cathode electrode, a plurality of through holes and a gas containing unit. The anode electrode (photocatalyst supporting electrode) has a photocatalyst-containing layer containing a photocatalyst producing an oxygen gas from the electrolytic solution by a photocatalytic reaction. The cathode electrode produces a hydrogen gas from electrons and hydrogen ions that are generated in the electrolytic solution by the photocatalytic reaction at the photocatalyst-containing layer. The through holes are formed on at least one of the anode electrode and the cathode electrode, and the through holes allow the produced oxygen gas or hydrogen gas to pass therethrough, but do not allow the electrolytic solution to pass therethrough. The gas containing unit holds the oxygen gas or hydrogen gas that has passed through the through holes.Type: GrantFiled: September 8, 2010Date of Patent: December 27, 2016Assignee: MITSUI CHEMICALS, INC.Inventors: Keiji Ueno, Mitsuru Sadamoto, Hiroko Wachi, Hiroshi Maekawa
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Publication number: 20160286162Abstract: A camera unit includes: an image sensor; a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed; a cable including at least a signal conductor element and a ground conductor element and connected at one end to the circuit board; a metal housing component to accommodate the image sensor and the circuit board therein; and a metal component disposed at the end of the cable and connected to the ground conductor element. The ground conductor element is connected to both a ground terminal of the circuit board and the metal housing component in a vicinity of the end of the cable where the cable is connected to the circuit board. The ground conductor element is connected to the metal housing component through the metal component in the vicinity of the end of the cable.Type: ApplicationFiled: June 6, 2016Publication date: September 29, 2016Applicant: Ricoh Company, Ltd.Inventors: Hiroshi MAEKAWA, Norihiko SASAKI
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Publication number: 20160222244Abstract: An ink composition includes a white coloring material, polymer particles, and a solvent, the polymer particles satisfying the relationship represented by the following expression (1). Y?0.33X+20??(1) where X is an average particle size D50 (nm) and Y is a melting start temperature (° C.).Type: ApplicationFiled: January 28, 2016Publication date: August 4, 2016Inventors: Takayoshi KAGATA, Toshihiro YOSHIMURA, Yasuyuki KAGAWA, Yukiko EGAMI, Hiroshi MAEKAWA, Hiroko WACHI, Tsuyoshi SANO, Akira MIZUTANI, Atsushi DENDA
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Patent number: 9369613Abstract: A camera unit includes an image sensor, a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed, a cable including a signal conductor element and a ground conductor element and connected at one end to the circuit board, and a shielding component formed to enclose the circuit board therewith. The ground conductor element is connected to both a ground terminal of the circuit board and the shielding component in a vicinity of the end of the cable.Type: GrantFiled: January 29, 2014Date of Patent: June 14, 2016Assignee: Ricoh Company, Ltd.Inventors: Hiroshi Maekawa, Norihiko Sasaki
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Patent number: 9331792Abstract: A receiver of the present invention includes a microphone, an unnecessary signal remover, and an FM detector. The microphone receives a transmission signal generated by frequency modulating a signal in a frequency band that is receivable by the microphone, on the basis of transmission data. The unnecessary signal remover removes unnecessary signal components by processing the received signal from the microphone. The FM detector restores transmission data by performing FM detection of the received signal from which unnecessary signal components were removed by the unnecessary signal remover.Type: GrantFiled: January 31, 2013Date of Patent: May 3, 2016Assignees: ADC TECHNOLOGY INC., SYSTEM DESIGN CORP.Inventors: Mitsuhiro Iida, Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda, Takeo Nozawa, Hiroshi Maekawa, Kenshi Takenaka, Tsuyoshi Kawanishi, Kenji Mizuno, Hideya Fujimaki
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Publication number: 20150329723Abstract: A surface-coated particle that includes a titanium dioxide particle, and a coating film that covers the titanium dioxide particle, and a method for producing the same, are disclosed. The surface-coated particle includes an element (a) that is phosphorus or sulfur, and an element (b) that is at least one element selected from elements (excluding titanium) respectively belonging to Groups 2 to 12 in the periodic table, the concentration of the element (a) in the surface-coated particle being 2 atom % or more, provided that the concentration of titanium in the surface-coated particle is 100 atom %, and the atomic ratio “(b)/(a)” of the element (b) to the element (a) in the surface-coated particle being more than 0.5.Type: ApplicationFiled: December 26, 2013Publication date: November 19, 2015Applicant: SEIKO EPSON CORPORATIONInventors: Hiroko WACHI, Yukiko EGAMI, Hiroshi MAEKAWA
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Publication number: 20150301323Abstract: A system for setting, within an observed image of a sample, an analysis target region that is a region on which an analysis is to be performed by an analyzer, the system including: a characteristic quantity calculator for dividing the observed image into a plurality of areas and for calculating a predetermined image characteristic quantity in each of the divisional areas; a divisional area selector for allowing a user to select a plurality of the divisional areas; a characteristic quantity range calculator for determining a value range of the image characteristic quantity for the divisional areas to be extracted as the analysis target region, based on the values of the image characteristic quantity of the divisional areas selected through the divisional area selector; and an area extractor for extracting, from the observed image, each divisional area having a value of the image characteristic quantity included in the aforementioned value range.Type: ApplicationFiled: November 15, 2012Publication date: October 22, 2015Applicant: SHIMADZU CORPORATIONInventors: Akira NODA, Hiroshi MAEKAWA
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Patent number: 9023472Abstract: The aqueous ink white pigment of the present embodiment contains a metal compound (1) which satisfies the following specific conditions of (A), (B), and (C). (A) The metal compound (1) described above includes titanium dioxide, and a metal compound (2) where a refractive index at a wavelength of 550 nm is 1.60 or more and 2.45 or less, when the total of the titanium dioxide described above and the metal compound (2) described above is 100 wt %, the content of the titanium dioxide described above is 50 wt % or more and 99 wt % or less and the content of the metal compound (2) described above is 1 wt % or more and 50 wt % or less. (B) The peak value of the volume particle size distribution of the metal compound (1) which is measured with a dynamic light scattering method is in a range of 100 to 700 nm. (C) The pore volume of the metal compound (1) described above which is calculated with the BJH (Barrett-Joyner-Halenda) method is 0.1 ml/g or more and 0.65 ml/g or less.Type: GrantFiled: August 8, 2012Date of Patent: May 5, 2015Assignee: Seiko Epson CorporationInventors: Yukiko Egami, Hiroko Wachi, Norio Nakayama, Hiroshi Maekawa
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Publication number: 20140369169Abstract: A receiver of the present invention includes a microphone, an unnecessary signal remover, and an FM detector. The microphone receives a transmission signal generated by frequency modulating a signal in a frequency band that is receivable by the microphone, on the basis of transmission data. The unnecessary signal remover removes unnecessary signal components by processing the received signal from the microphone. The FM detector restores transmission data by performing FM detection of the received signal from which unnecessary signal components were removed by the unnecessary signal remover.Type: ApplicationFiled: January 31, 2013Publication date: December 18, 2014Applicants: SYSTEM DESIGN CORP., ADC TECHNOLOGY INC.Inventors: Mitsuhiro Iida, Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda, Takeo Nozawa, Hiroshi Maekawa, Kenshi Takenaka, Tsuyoshi Kawanishi, Kenji Mizuno, Hideya Fujimaki
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Publication number: 20140303966Abstract: A communication system according to the present invention includes a plurality of terminal devices that are able to communicate mutually. Each of the terminal devices includes a voice input conversion device, a voice transmitting device, a voice receiving device, and a voice reproducing device. When there is a plurality of voice signals which has not been completed reproduction, the voice reproducing device reproduces after arranging the voice signals so that respective voices corresponding to the respective voice signals do not overlap.Type: ApplicationFiled: December 14, 2012Publication date: October 9, 2014Inventors: Tsutomu Adachi, Tomoyoshi Yokoi, Shigeru Hayashi, Takezumi Kondo, Tatsumi Kuroda, Daisuke Mouri, Takeo Nozawa, Kenshi Takenaka, Hiroshi Maekawa, Tsuyoshi Kawanishi
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Publication number: 20140234595Abstract: The aqueous ink white pigment of the present embodiment contains a metal compound (1) which satisfies the following specific conditions of (A), (B), and (C). (A) The metal compound (1) described above includes titanium dioxide, and a metal compound (2) where a refractive index at a wavelength of 550 nm is 1.60 or more and 2.45 or less, when the total of the titanium dioxide described above and the metal compound (2) described above is 100 wt %, the content of the titanium dioxide described above is 50 wt % or more and 99 wt % or less and the content of the metal compound (2) described above is 1 wt % or more and 50 wt % or less. (B) The peak value of the volume particle size distribution of the metal compound (1) which is measured with a dynamic light scattering method is in a range of 100 to 700 nm. (C) The pore volume of the metal compound (1) described above which is calculated with the BJH (Barrett-Joyner-Halenda) method is 0.1 ml/g or more and 0.65 ml/g or less.Type: ApplicationFiled: August 8, 2012Publication date: August 21, 2014Applicant: Mitsui Chemicals Inc.Inventors: Yukiko Egami, Hiroko Wachi, Norio Nakayama, Hiroshi Maekawa
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Patent number: 8771497Abstract: An electrolyzer is comprised of an anode and a cathode which are in contact with an electrolytic solution, wherein at least one of the anode and the cathode is composed of an electric conductor having a gas permeable structure comprising a gas generating surface at which gas is generated by electrolysis of the electrolytic solution, a plurality of through holes leading from the gas generating surface to a different surface and allowing the gas generated on the gas generating surface to selectively pass therethrough, and a gas releasing surface which is the different surface for releasing the gas supplied from the gas generating surface via the through holes. At least one of a surface treatment which causes the gas generating surface to be lyophilic for the electrolytic solution and a surface treatment which causes the gas releasing surface to be lyophobic for the electrolytic solution is performed.Type: GrantFiled: April 17, 2008Date of Patent: July 8, 2014Assignee: Mitsui Chemicals, Inc.Inventors: Hiroshi Maekawa, Mitsuru Sadamoto, Souta Itou, Shin Fukuda, Kentaro Suzuki, Tetsuya Watanabe, Katsumi Isozaki
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Publication number: 20140146227Abstract: A camera unit includes an image sensor, a circuit board in which a signal processor circuit to process an output signal of the image sensor is formed, a cable including a signal conductor element and a ground conductor element and connected at one end to the circuit board, and a shielding component formed to enclose the circuit board therewith. The ground conductor element is connected to both a ground terminal of the circuit board and the shielding component in a vicinity of the end of the cable.Type: ApplicationFiled: January 29, 2014Publication date: May 29, 2014Applicant: RICOH COMPANY, LTD.Inventors: Hiroshi MAEKAWA, Norihiko Sasaki