Patents Represented by Attorney Law Office of Katsuhiro Arai
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Patent number: 8314343Abstract: In a multi-layer substrate including a core formed with a plurality of holes capable of containing an electronic part, a bottom insulating resin layer formed on a bottom surface of the core, a top insulating resin layer formed on a top surface of the core, a wiring layer selectively formed on an outer layer of the bottom insulating resin layer or top insulating resin layer, and an electronic part contained in the holes, both of the bottom and top insulating resin layers have a structure that is a combination of a resin which is changed to cohesiveness when heated and which undergoes smaller plastic deformation when heated to a higher temperature and an insulating resin layer which has a thickness sufficient to maintain insulation between the electronic part or a conductor of the core and the wiring layer and which inherently undergoes small plastic deformation, so that the electronic part can be securely and sealed in the holes without using a particular adhesive.Type: GrantFiled: August 28, 2008Date of Patent: November 20, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Yusuke Inoue, Eiji Mugiya, Masashi Miyazaki, Tatsuro Sawatari, Yuichi Sugiyama
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Patent number: 8305852Abstract: Disclosed is an optical information recording medium that can solve a problem that a BCA mark becomes unrecognizable in an optical recording medium including a recording layer using an organic coloring matter. A playback signal in a burst cut area comprises a bright-area amplitude level formed upon the playback of a part where no barcode-shaped mark has been formed, a dark-area amplitude level formed upon the playback of a part where a barcode-shaped mark has been formed, and a maximum amplitude level having a protruded waveform formed upon the reproduction of the edge of a barcode-shaped mark. When a portion intermediate between the maximum amplitude level and the dark-part amplitude level is defined as an intermediate level, the intermediate level is lower than the bright-area amplitude level.Type: GrantFiled: August 10, 2009Date of Patent: November 6, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Isao Matsuda, Hironobu Shimizu
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Patent number: 8283945Abstract: FPGAs and MPLDs, which are conventional programmable semiconductor devices, have had poor cost performance and did not suitably take long signal lines into account. To solve this, a flip-flop is built into each MLUT block comprised of a plurality of MLUTs, each MLUT comprising a memory and an address-data pair. With respect to the adjacent line between adjacent MLUTs, alternated adjacent line are introduced, while in the case of interconnects between non-adjacent MLUTs, dedicated distant line and, furthermore, a torus interconnect network are provided.Type: GrantFiled: March 24, 2010Date of Patent: October 9, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Tetsuo Hironaka, Kazuya Tanigawa, Hiroaki Toguchi, Naoki Hirakawa, Takashi Ishiguro, Masayuki Sato
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Patent number: 8283843Abstract: A ceramic composite laminate includes a wavelength-converting layer and a non-emissive layer, wherein the ceramic composite laminate has a wavelength conversion efficiency (WCE) of at least 0.650. The ceramic composite laminate can also include a wavelength-converting ceramic layer comprising an emissive material and a scattering material, wherein the laminated composite has a total transmittance of between about 40% to about 85%. The wavelength-converting layer may be formed from plasma YAG:Ce powder.Type: GrantFiled: January 28, 2011Date of Patent: October 9, 2012Assignee: Nitto Denko CorporationInventors: Guang Pan, Hironaka Fujii, Hiroaki Miyagawa, Rajesh Mukherjee, Bin Zhang, Toshitaka Nakamura, Amane Mochizuki
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Patent number: 8278561Abstract: A conductive pattern forming film provides a pattern formed on a film substrate having flexibility by pressurizing, under heating, a conductive paste in which powder or fine particles of metal or semiconductor are dispersed and filled. A conductive pattern forming apparatus comprises a sample installation table having a flat placement surface, and a driving body for pressure application which is placed in a manner facing the placement surface and movable, wherein the driving body for pressure application is equipped with a support which is constituted by a flat metal panel having metal spheres along its bottom face.Type: GrantFiled: October 17, 2007Date of Patent: October 2, 2012Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Toshihide Kamata, Manabu Yoshida
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Patent number: 8276402Abstract: Provided is a method of manufacturing a vitreous silica crucible, including: an arc fusing process for fusing the silica powder molded body by using arc flames generated from the plurality of carbon electrodes, wherein the arc fusing process is performed in a state of disposing tips of at least a pair of carbon electrodes of the plurality of carbon electrodes closer to a target surface of the silica powder molded body than other carbon electrode tips, and setting distances from each of the tips of the closer carbon electrodes to the target surface, to be equal, and the arc fusing process is performed by heating and fusing the silica powder molded body while performing fire polishing, which partially removes an inner surface of the silica powder molded body by using arc flames generated by the closer carbon electrodes.Type: GrantFiled: April 27, 2011Date of Patent: October 2, 2012Assignee: Japan Super Quartz CorporationInventors: Toshiaki Sudo, Hiroshi Kishi, Kouta Hasebe
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Patent number: 8248756Abstract: An electrochemical device includes four or more electrodes which are laminated with separators provided between the respective electrodes, an electrolyte filled between the respective electrodes, and a sealing member which covers the periphery. The electrodes are arranged so that the polarities alternately change in the lamination direction, and each of the electrodes has projections projecting from diagonally opposite positions on the peripheral edge so that the positions of the projections of the electrodes of different polarities are opposite to each other in the lateral direction and the projections of the electrodes of the same polarity are aligned and connected with each other.Type: GrantFiled: July 24, 2008Date of Patent: August 21, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Naoto Higawara, Katsuei Ishida
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Analyzer constituted by gas chromatograph combined with inductively coupled plasma mass spectrometer
Patent number: 8222596Abstract: The invention provides a new GC/ICP-MS capable of preventing carbon deposition caused by the analysis sample or its solvent. With a GC/ICP-MS, it is effective to introduce oxygen continuously or during a specific period to the part where argon or other makeup gas is introduced to the ICP-MS, and this is achieved by introducing oxygen in air into the gas supply line using an oxygen permeable tube or oxygen permeable membrane. A selector valve is used to introduce permeated oxygen to the aforementioned gas supply line only during a desired period.Type: GrantFiled: September 5, 2007Date of Patent: July 17, 2012Assignee: National Institue of Advanced Industrial Science and TechnologyInventors: Hiroaki Tao, Tetsuya Nakazato -
Patent number: 8223605Abstract: An optical disc recording method includes: determining that an optical disc to be recorded is an optical disc including a recording layer comprising organic dye; and controlling a laser such that space formation power Ps necessary for space formation is equal to or smaller than bias power Pbw. In a case wherein the relation of Ps<Pbw is satisfied, the relation between the asymmetry value, ? value, and main power Pw includes substantial linearity. Accordingly, control of the main power Pw can be performed with the asymmetry value and ? value as evaluation indexes, and accordingly, disturbance or the like can be readily handled.Type: GrantFiled: July 30, 2008Date of Patent: July 17, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Hiroya Kakimoto, Fuyuki Miyazawa
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Patent number: 8192819Abstract: Disc-shaped information recording medium comprising optical penetrating substrate having colored underlayer and ink receipt layer in this order on the principal surface of one side of the substrate, wherein the ink receipt layer contains inorganic fine particles, a binder, and a crosslinking agent, and wherein a pore diameter distribution of a gap of the ink receipt layer has a maximum peak in the range of 30 nm or more when the ink receipt layer is measured with a mercury porosimetry method. Since the shrinkage force functioning in the pores of the gaps of the ink receipt layer weakens, a disc-shaped information recording medium having a reduced occurrence of warp is provided.Type: GrantFiled: December 3, 2008Date of Patent: June 5, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Ippei Maekawa, Tomonori Endo, Mamoru Uchida, Yuki Takei, Yuaki Shin
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Patent number: 8175821Abstract: It is an object of the present invention to provide a measurement system that measures physical quantity distribution over the entire region using a sensor for physical quantity distribution (PQD sensor) that realizes high stretchability, flexibility, etc., in at least a partial region, in order to measure the physical quantity distribution that is regionally distributed in a two-dimensional or three-dimensional manner, as well as a method for measuring physical quantity distribution.Type: GrantFiled: September 7, 2007Date of Patent: May 8, 2012Assignees: The University of Tokyo, National Institute of Advanced Industrial Science and TechnologyInventors: Akihiko Nagakubo, Yasuo Kuniyoshi, Hassan Alirezaei Abyaneh
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Patent number: 8134826Abstract: A capacitor includes a pair of electrically conductive layers; a plurality of substantially or nearly tubular dielectric materials disposed between the pair of electrically conductive layers formed of anodic oxide of metal; first electrodes which are filled in hollow portions of the dielectric materials and connected to one of the electrically conductive layers; and a second electrode that is filled in voids between the respective dielectric materials and connected to the other electrically conductive layer.Type: GrantFiled: June 13, 2008Date of Patent: March 13, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Hidetoshi Masuda, Masaru Kurosawa, Kotaro Mizuno
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Patent number: 8130617Abstract: Playback durability of a writable optical disk is ensured. A method of controlling a playback condition includes continuously irradiating an optical disk with a laser beam having a power level lower than a mark formation level and detecting a change of a state of a signal caused by a return light from the optical disk, and setting a playback condition for the optical disk according to the change of the state of the signal. The playback durability of the optical disk can be ensured by adaptively controlling the playback condition as stated above.Type: GrantFiled: September 30, 2008Date of Patent: March 6, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Hiroya Kakimoto, Hidenori Somei
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Patent number: 8119216Abstract: An optical information recording medium has at least an optical reflective layer, an optical recording layer, an protective layer, and an optical transparency layer formed in that order on the main surface of a disc-shaped substrate. An area in which the protective layer is formed is made wider than an area in which the reflective layer is formed, and made narrower than an area in which the optical transparency layer is formed.Type: GrantFiled: December 11, 2008Date of Patent: February 21, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Fumi Hara, Takeshi Otsu, Isao Matsuda, Shingo Katoh, Masashi Satoh
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Patent number: 8102639Abstract: A multi-layer ceramic capacitor, which has an internal electrode of good continuity and may be obtained at a relatively low cost, is disclosed. The internal electrode layer comprises metal particles, wherein the arithmetic mean particle diameter of the metal particles, which is determined based on the particle diameter in the direction parallel with the plane direction of the internal electrode layer, is made smaller than the thickness of the internal electrode layer. The multi-layer ceramic capacitor can be obtained by forming the internal electrode layer using a conductive paste containing a conductive power comprising Ni metal particles coated with particles of a base metal selected from Mn, Co, Fe, Cu, Nb, Ba, Ca, Sr, Ti, Zn, V, and rare earth metals, particles of an oxide thereof and applying a heat treatment in a reducing firing atmosphere having an oxygen partial pressure from about 10?14 to 10?18 atm.Type: GrantFiled: July 24, 2008Date of Patent: January 24, 2012Assignee: Taiyo Yuden Co., Ltd.Inventors: Yuichi Kasuya, Youichi Mizuno
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Patent number: 8083922Abstract: A tin electrolytic plating solution comprises a suitably selected nonionic surfactant having a branched alkyl group. The nonionic surfactant is contained either alone, or with a suitably selected cationic surfactant and/or a suitably selected alkyl imidazole. The invention also provides a tin electrolytic plating method using such a tin electrolytic plating solution, and a tin electroplated electronic part obtained by such a method.Type: GrantFiled: July 31, 2008Date of Patent: December 27, 2011Assignee: Taiyo Yuden Co., Ltd.Inventors: Makoto Orikasa, Toshiaki Makino
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Patent number: 8086112Abstract: An optical gate switch circuit includes: an asymmetric Mach-Zehnder interferometer having an optical path that outputs control light and probe light to a second optical directional coupler via a first optical directional coupler and an optical phase modulation element, and another optical path that connects a third optical directional coupler to which the probe light is input, to the second optical directional coupler via a variable optical attenuator and an optical phase shifter; and a bandpass filter connected to the second optical directional coupler.Type: GrantFiled: September 1, 2010Date of Patent: December 27, 2011Assignees: National Institute of Information and Communications Technology, National Institute of Advanced Industrial Science and TechnologyInventors: Hidemi Tsuchida, Hiroshi Ishikawa, Takashi Shimoyama, Abedin Kazi Sarwar, Tetsuya Miyazaki
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Patent number: 8064189Abstract: A capacitor includes a dielectric material that is formed of anodic metal oxide; a pair of substantially comb-shaped surface electrodes formed on the same principal surface of the dielectric material; and plural substantially columnar internal electrodes whose one ends are connected to the respective comb-shaped portions of the pair of the surface electrodes and whose other ends extend in the thickness direction of the dielectric material.Type: GrantFiled: June 13, 2008Date of Patent: November 22, 2011Assignee: Taiyo Yuden Co., Ltd.Inventors: Hidetoshi Masuda, Kenji Kawano
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Patent number: 8062540Abstract: A natural leather is treated with a tanning agent, a re-tanning agent, a dye and a greasing agent, wherein a treatment agent for inhibiting the generation of formaldehyde and acetaldehyde from the natural leather is added to the greasing step so that the natural leather is impregnated with the treatment agent. The treatment agent includes a hydrazide compound optionally together with sodium hydrogen sulfite.Type: GrantFiled: December 26, 2008Date of Patent: November 22, 2011Assignee: Midori Hokuyo Co., LtdInventors: Masahiko Sugimoto, Naoko Abe, Tatsuaki Ujiie, Shinji Kashiwagura
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Patent number: 8064190Abstract: A small, large-capacitance multi-layer ceramic capacitor suppressed for remarkable lowering of permittivity, having a capacitor main body formed of ceramic dielectric layers comprising barium titanate as a main component and an Si oxide at a ratio of 0.5 to 10 mol being converted as SiO2 based on 100 mol of barium titanate and internal electrode layers, and a pair of external electrodes which are formed at the end faces of the capacitor main body and connected electrically with the internal electrode layers, in which the ceramic dielectric layer has crystal grains, crystal grain boundaries each present between the crystal grains and a grain boundary triple point, and B/A is 0.Type: GrantFiled: August 8, 2008Date of Patent: November 22, 2011Assignee: Taiyo Yuden Co., Ltd.Inventor: Katsuya Taniguchi