Patents by Inventor Megumi Horiuchi
Megumi Horiuchi 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: 8420414Abstract: A method of manufacturing a light-emitting device includes forming a planar board that includes a plurality of first metallic plates and a plurality of second metallic plates continuously connected by a resin, by use of a positioning frame including a plurality of first concave portions and a plurality of second concave portions, mounting a plurality of light-emitting diode elements on the planar board, and sealing the light-emitting diode elements collectively, thereby producing a plurality of light-emitting devices.Type: GrantFiled: April 13, 2011Date of Patent: April 16, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventors: Megumi Horiuchi, Shunichi Watanabe
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Patent number: 8193014Abstract: A manufacturing method of an LED comprises attaching an LED epitaxial wafer (LED wafer) to an expanding tape, dicing the LED wafer on the expanding tape longitudinally and laterally to a certain element size to divide into a plurality of LED elements, expanding the expanding tape to a certain size to form an enlarged expanding tape, placing respective pairs of element electrodes of the plurality of LED elements that are attached to the enlarged expanding tape on respective pairs of electrodes on a printed-circuit board assembly collectively to perform a bonding, and removing the enlarged expanding tape from the plurality of the LED elements.Type: GrantFiled: January 27, 2010Date of Patent: June 5, 2012Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventor: Megumi Horiuchi
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Publication number: 20110250711Abstract: A method of manufacturing a light-emitting device includes forming a planar board that includes a plurality of first metallic plates and a plurality of second metallic plates continuously connected by a resin, by use of a positioning frame including a plurality of first concave portions and a plurality of second concave portions, mounting a plurality of light-emitting diode elements on the planar board, and sealing the light-emitting diode elements collectively, thereby producing a plurality of light-emitting devices.Type: ApplicationFiled: April 13, 2011Publication date: October 13, 2011Applicants: CITIZEN HOLDINGS CO., LTD., CITIZEN ELECTRONICS CO., LTD.Inventors: Megumi HORIUCHI, Shunichi Watanabe
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Patent number: 7839072Abstract: A translucent laminate sheet includes at least one type of organic phosphor to make wavelength conversion of light emitted from a light source, and light-transmitting members to seal the organic phosphor. The light-transmitting members are formed by two plate-like members and the organic phosphor is disposed to be held between the two plate-like members. A frame member is disposed between the two plate-like members, and the organic phosphor is hermetically sealed in a space surrounded by the frame member and the two plate-like members.Type: GrantFiled: May 24, 2007Date of Patent: November 23, 2010Assignee: Citizen Electronics Co., Ltd.Inventors: Megumi Horiuchi, Toshiro Yukinari
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Publication number: 20100190280Abstract: A manufacturing method of an LED comprises attaching an LED epitaxial wafer (LED wafer) to an expanding tape, dicing the LED wafer on the expanding tape longitudinally and laterally to a certain element size to divide into a plurality of LED elements, expanding the expanding tape to a certain size to form an enlarged expanding tape, placing respective pairs of element electrodes of the plurality of LED elements that are attached to the enlarged expanding tape on respective pairs of electrodes on a printed-circuit board assembly collectively to perform a bonding, and removing the enlarged expanding tape from the plurality of the LED elements.Type: ApplicationFiled: January 27, 2010Publication date: July 29, 2010Applicants: CITIZEN ELECTRONICS CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventor: Megumi HORIUCHI
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Patent number: 7567337Abstract: A liquid crystal lens comprises a first liquid crystal lens part. The first liquid crystal part comprises first and second flat parallel substrates and a liquid crystal filled between said first and second light-transmitting regions. First and second electrodes are provided on said first and second substrates, respectively, to apply a voltage across the first liquid crystal. An electric heating element is provided on said first substrate to heat said first liquid crystal.Type: GrantFiled: March 21, 2006Date of Patent: July 28, 2009Assignee: Citizen Electronics Co., LtdInventors: Megumi Horiuchi, Toshiro Yukinari
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Patent number: 7522256Abstract: A liquid crystal lens apparatus includes a liquid crystal lens unit having first and second substrates including electrodes for applying a voltage a first liquid layer, an electric heating element including at least one high-electrical-resistance section for heating liquid crystal and at least one low-electrical-resistance section that are alternately connected to each other, and a thermo-transmission member spaced apart from the electric heating element for receiving heat from the electric heating element and transmitting the heat through the entire liquid crystal to facilitate heating of the liquid crystal layer by the electric heating element.Type: GrantFiled: July 28, 2006Date of Patent: April 21, 2009Assignee: Citizen Electronics Co., Ltd.Inventors: Megumi Horiuchi, Toshiro Yukinari
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Publication number: 20070273274Abstract: A translucent laminate sheet includes at least one type of organic phosphor to make wavelength conversion of light emitted from a light source, and light-transmitting members to seal the organic phosphor. The light-transmitting members are formed by two plate-like members and the organic phosphor is disposed to be held between the two plate-like members. A frame member is disposed between the two plate-like members, and the organic phosphor is hermetically sealed in a space surrounded by the frame member and the two plate-like members.Type: ApplicationFiled: May 24, 2007Publication date: November 29, 2007Applicant: Citizen ElectronicsInventors: Megumi HORIUCHI, Toshiro Yukinari
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Patent number: 7180240Abstract: A blue light emitting element is mounted on a bottom of a case body. A cover member covers the blue light emitting element. Fluorescent material is mixed in the cover member for converting wavelength of light emitted from the blue light emitting element to adjust chromaticity of the light, and luminance reducing material for adjusting the luminance of the light is mixed in the cover member.Type: GrantFiled: October 7, 2003Date of Patent: February 20, 2007Assignee: Citizen Electronics Co., Ltd.Inventors: Katsuhiko Noguchi, Megumi Horiuchi
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Publication number: 20070024801Abstract: A liquid crystal lens apparatus includes a liquid crystal lens unit having first and second substrates including electrodes for applying a voltage a first liquid layer, an electric heating element including at least one high-electrical-resistance section for heating liquid crystal and at least one low-electrical-resistance section that are alternately connected to each other, and a thermo-transmission member spaced apart from the electric heating element for receiving heat from the electric heating element and transmitting the heat through the entire liquid crystal to facilitate heating of the liquid crystal layer by the electric heating element.Type: ApplicationFiled: July 28, 2006Publication date: February 1, 2007Inventors: Megumi Horiuchi, Toshiro Yukinari
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Patent number: 7142684Abstract: A microphone assembly comprises a microphone, a connector secured to the underside of the microphone. A gasket has a sound collecting hole and is secured on the upper surface of the microphone.Type: GrantFiled: May 17, 2002Date of Patent: November 28, 2006Assignees: Citizen Electronics Co., Ltd., Citizen Iwate Co., Ltd.Inventors: Megumi Horiuchi, Tsutomu Ojima
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Publication number: 20060218785Abstract: A fluororesin material is irradiated with ionizing radiation at a temperature not lower than the crystalline melting point of the fluororesin material in the absence of oxygen to form a crosslinked modified fluororesin material. An electric charge is implanted into the modified fluororesin material to provide a heat-resistant electrically charged resin material suitable for use as an electret element of an electret condenser microphone or the like.Type: ApplicationFiled: March 30, 2006Publication date: October 5, 2006Inventors: Megumi Horiuchi, Yuki Tsuchiya, Keiji Watanabe
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Publication number: 20060215107Abstract: A liquid crystal lens comprises a first liquid crystal lens part. The first liquid crystal part comprises first and second flat parallel substrates and a liquid crystal filled between said first and second light-transmitting regions. First and second electrodes are provided on said first and second substrates, respectively, to apply a voltage across the first liquid crystal. An electric heating element is provided on said first substrate to heat said first liquid crystal.Type: ApplicationFiled: March 21, 2006Publication date: September 28, 2006Inventors: Megumi Horiuchi, Toshiro Yukinari
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Patent number: 7107665Abstract: A microphone assembly comprises a microphone, a connector secured to the underside of the microphone. A gasket has a sound collecting hole and is secured on the upper surface of the microphone.Type: GrantFiled: October 31, 2003Date of Patent: September 19, 2006Assignees: Citizen Electronics Co., Ltd., Citizen Iwate Co., Ltd.Inventors: Megumi Horiuchi, Tsutomu Ojima
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Patent number: 6953255Abstract: A light emitting element is mounted on a substrate, a convex seal made of a transparent material is provided for sealing the light emitting element. The seal has a rectangular shape in plan view and has a convex shape. The convex shape of the seal has a first top in a direction of a long side of the rectangle, and has a second top in a direction of a short side of the rectangle, the first top has a first curved sectional shape, the second top has a second curved sectional shape, an average curvature of the first curved sectional shape is set to a value so that lightbeams discharged from the first top are expanded in the direction of the long side.Type: GrantFiled: October 7, 2002Date of Patent: October 11, 2005Assignee: Citizen Electronics Co., Ltd.Inventors: Megumi Horiuchi, Masaaki Watanabe
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Patent number: 6947568Abstract: A back plate having a stationary back electrode is secured to a substrate. A diaphragm electrode is mounted on the back plate interposing a spacer. A frame having a sound collecting hole is mounted on the diaphragm electrode.Type: GrantFiled: September 24, 2003Date of Patent: September 20, 2005Assignee: Citizen Electronics Co., Ltd.Inventors: Haruhisa Tanabe, Megumi Horiuchi
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Patent number: 6921674Abstract: A light emitting diode device has a body having a recess. The body comprises a pair of half bodies made of metal, an insulation layer provided between the half bodies. An LED is mounted on a bottom of the recess and connected with the half bodies by bumps. The recess is closed by a transparent sealing plate.Type: GrantFiled: January 22, 2004Date of Patent: July 26, 2005Assignee: Citizen Electronics Co., Ltd.Inventors: Megumi Horiuchi, Takayoshi Michino
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Patent number: 6858880Abstract: A recess is formed in a substrate, a pair of electrodes is provided on the surface of the substrate including a surface of the recess. An LED is provided on the bottom of the recess. A transparent sealing plate is provided for closing the recess.Type: GrantFiled: November 19, 2002Date of Patent: February 22, 2005Assignees: Citizen Electronics Co., Ltd., Kawaguchiko Seimitsu Co., Ltd.Inventors: Megumi Horiuchi, Shinobu Nakamura
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Patent number: 6858456Abstract: Light emitting elements are mounted on substrates to produce a plurality of light emitting element units and a plurality of cover members are manufactured. Each of the cover members includes phosphor particles and pigment particles. Wavelength and luminance of light emitted from the light emitting element of each of the light emitting element units is measured. The measured wavelengths and luminances of lights emitted from the light emitting elements are classified into ranks. The wavelengths of lights emitted from the phosphor particles are classified into ranks and the mixing ratios of pigments are classified. Ranks of the light emitting elements and ranks of the cover members are classified into groups in accordance with desired characteristic. A light emitting element and a cover member belonging to same group are mounted in a case.Type: GrantFiled: September 24, 2003Date of Patent: February 22, 2005Assignee: Citizen Electronics Co., Ltd.Inventors: Katsuhiko Noguchi, Megumi Horiuchi
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Patent number: 6822269Abstract: A light emitting diode device has a body having a recess. The body comprises a pair of half bodies made of metal, an insulation layer provided between the half bodies. An LED is mounted on a bottom of the recess and connected with the half bodies by bumps. The recess is closed by a transparent sealing plate.Type: GrantFiled: November 25, 2002Date of Patent: November 23, 2004Assignee: Citizen Electronics Co., Ltd.Inventors: Megumi Horiuchi, Takayoshi Michino