Patents by Inventor Hideki Yokoyama
Hideki Yokoyama 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: 20060006721Abstract: In a vehicle seat system equipped with an active headrest mechanism (30) and a lumbar support (21), a load-receiving part (32) of the active headrest mechanism (30) is positioned behind the lumbar support (21) as viewed from front of the seat. The vehicle seat system is arranged so that when a specified amount or more of load is applied from front of the seat to a lumbar support plate (22) of the lumbar support (21), one end part of a plate support member (23) supporting the lumbar support plate (22) exits from an insertion hole (17) provided at a side frame (4) to disengage from a seatback frame (2), and the disengaged end part of the plate support member (23) then abuts on the load-receiving part (32).Type: ApplicationFiled: June 2, 2005Publication date: January 12, 2006Applicants: Toyo Seat Co., Ltd., Mazda Motor CorporationInventors: Kazuharu Ogawa, Hideki Yokoyama, Kouji Matsushita, Kenji Muramatsu, Naoki Kaneko
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Patent number: 6956731Abstract: A laminate type electronic component 1 has, at least, a dielectric part 2 containing a dielectric as a constituent material, and a pair of a first external electrode 31 and a second external electrode 32, each disposed in close contact with the dielectric part 2, opposing each other by way of the dielectric part 2. The dielectric part 2 has laminated dielectric layers 21a to 21f; and at least two internal electrodes 23a to 23e disposed one by one between layers adjacent each other in the dielectric layers 21a to 21f, while each being electrically connected to one of the first external electrode 31 and second external electrode 32. At least one of the internal electrodes 23a to 23e is electrically connected to the first external electrode 31, and at least one of the internal electrodes 23a to 23e is electrically connected to the second external electrode 32.Type: GrantFiled: March 7, 2003Date of Patent: October 18, 2005Assignee: TDK CorporationInventors: Akitoshi Yoshii, Hideki Yokoyama, Takashi Kamiya, Atsushi Takeda, Masauki Okabe
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Publication number: 20050083637Abstract: A laminate type electronic component 1 comprises, at least, a dielectric part 2 containing a dielectric as a constituent material, and a pair of a first external electrode 31 and a second external electrode 32, each disposed in close contact with the dielectric part 2, opposing each other by way of the dielectric part 2. The dielectric part 2 comprises laminated dielectric layers 21a to 21f; and at least two internal electrodes 23a to 23e disposed one by one between layers adjacent each other in the dielectric layers 21a to 21f, while each being electrically connected to one of the first external electrode 31 and second external electrode 32. At least one of the internal electrodes 23a to 23e is electrically connected to the first external electrode 31, and at least one of the internal electrodes 23a to 23e is electrically connected to the second external electrode 32.Type: ApplicationFiled: March 7, 2003Publication date: April 21, 2005Applicant: TDK CORPORATIONInventors: Akitoshi Yoshll, Hideki Yokoyama, Takashi Kamiya, Atsushi Takeda, Masayuki Okabe
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Publication number: 20040208987Abstract: A ceramic capacitor having a ceramic body and terminal electrodes, the ceramic body being substantially a rectangular parallelopiped in shape, the terminal electrodes being provided at the two ends of the ceramic body in the length direction, each terminal electrode being provided to cover one end face of the ceramic body in the length direction, part of the two surfaces in the width direction, and part of the two surfaces in the thickness direction, wherein, when the length of the ceramic body is L1 and the maximum lengths of the terminal electrodes at the two surfaces of the ceramic body in the width direction are L3 and L4, 0≦|(L4−L3|/L1≦0.0227 is satisfied. One surface among the two surfaces of the ceramic body in the width direction is the paste introduction side in the roller coating, while the other surface is the paste escape side in the roller coating.Type: ApplicationFiled: May 18, 2004Publication date: October 21, 2004Applicant: TDK CorporationInventors: Hideki Yokoyama, Atsushi Takeda
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Patent number: 6771485Abstract: A ceramic capacitor having a ceramic body and terminal electrodes, the ceramic body being substantially a rectangular parallelopiped in shape, the terminal electrodes being provided at the two ends of the ceramic body in the length direction, each terminal electrode being provided to cover one end face of the ceramic body in the length direction, part of the two surfaces in the width direction, and part of the two surfaces in the thickness direction, wherein, when the length of the ceramic body is L1 and the maximum lengths of the terminal electrodes at the two surfaces of the ceramic body in the width direction are L3 and L4, 0≦|(L4−L3|/L1≦0.0227 is satisfied. One surface among the two surfaces of the ceramic body in the width direction is the paste introduction side in the roller coating, while the other surface is the paste escape side in the roller coating.Type: GrantFiled: March 5, 2003Date of Patent: August 3, 2004Assignee: TDK CorporationInventors: Hideki Yokoyama, Atsushi Takeda
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Patent number: 6729003Abstract: A process of producing a ceramic electronic component comprises external electrodes having first electrode layers containing at least a noble metal, cuprous oxide, and glass ingredient electrically connected to internal electrodes comprising a noble metal. As the ceramic electronic components, for example, a multi-layer ceramic capacitor, multi-layer varistor, multi-layer dielectric resonator, multi-layer piezoelectric element, etc. may be mentioned.Type: GrantFiled: November 8, 2001Date of Patent: May 4, 2004Assignee: TDK CorporationInventors: Hideki Yokoyama, Takaya Ishigaki, Akira Sasaki, Shintarou Kon, Tetuji Maruno
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Patent number: 6713589Abstract: This invention provides a compound suitable as an encapsulating material for electronic devices and having a high Tg, low moisture-absorption, high adhesion and fluidity which is a cyclopentylene compound represented by Formula (I) and its intermediate cyclopentenyl compound represented by Formula (III). In the formula, m is 0 or more, Ar1 and Ar2 are each a phenol residual group, a naphthol residual group or a fluorene derivative residual group, and each contain a hydroxyl group or a glycidyloxyl group.Type: GrantFiled: November 9, 2001Date of Patent: March 30, 2004Assignee: Hitachi Chemical Company, Ltd.Inventors: Haruaki Sue, Shinsuke Hagiwara, Fumio Furusawa, Seiichi Akagi, Akihiro Kobayashi, Hideki Yokoyama
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Publication number: 20030169556Abstract: A ceramic capacitor having a ceramic body and terminal electrodes, the ceramic body being substantially a rectangular parallelopiped in shape, the terminal electrodes being provided at the two ends of the ceramic body in the length direction, each terminal electrode being provided to cover one end face of the ceramic body in the length direction, part of the two surfaces in the width direction, and part of the two surfaces in the thickness direction, wherein, when the length of the ceramic body is L1 and the maximum lengths of the terminal electrodes at the two surfaces of the ceramic body in the width direction are L3 and L4, 0≦|(L4−L3|/L1≦0.0227 is satisfied. One surface among the two surfaces of the ceramic body in the width direction is the paste introduction side in the roller coating, while the other surface is the paste escape side in the roller coating.Type: ApplicationFiled: March 5, 2003Publication date: September 11, 2003Applicant: TDK CorporationInventors: Hideki Yokoyama, Atsushi Takeda
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Publication number: 20030153887Abstract: A water-absorbing resin which has a specific surface area, as measured by the BET multipoint adsorption method employing krypton as an adsorbate gas, of 0.05 m2/g or larger and a water retentivity, as measured with 0.9 wt. % physiological saline, of 5 to 30 g/g. It is suitable for absorbing viscous liquids containing a high-molecular compound.Type: ApplicationFiled: December 16, 2002Publication date: August 14, 2003Inventors: Yasuhiro Nawata, Masakazu Yamamori, Koji Ueda, Hideki Yokoyama, Masato Fujikake
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Publication number: 20020065386Abstract: This invention provides, as a novel compound suited as an encapsulating material for electronic devices, having a high Tg, being low moisture-absorptive, having a high adhesion and being rich in fluidity, a cyclopentylene compound represented by Formula (I) and its intermediate cyclopentenyl compound represented by Formula (III). In the formula, m is 0 or more, Ar1 and Ar2 are each a phenol residual group, a naphthol residual group or a fluorene derivative residual group, and each contain a hydroxyl group or a glycidyloxyl group.Type: ApplicationFiled: November 9, 2001Publication date: May 30, 2002Applicant: Hitachi Chemical Company, Ltd.Inventors: Haruaki Sue, Shinsuke Hagiwara, Fumio Furusawa, Seiichi Akagi, Akihiro Kobayashi, Hideki Yokoyama
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Patent number: 6381118Abstract: A ceramic electronic component comprising external electrodes having first electrode layers containing at least a noble metal, cuprous oxide, and glass ingredient electrically connected to internal electrodes having a noble metal. As the ceramic electronic components, for example, a multi-layer ceramic capacitor, multi-layer varistor, multi-layer dielectric resonator, multi-layer piezoelectric element, etc. may be mentioned.Type: GrantFiled: July 18, 2000Date of Patent: April 30, 2002Assignee: TDK CorporationInventors: Hideki Yokoyama, Takaya Ishigaki, Akira Sasaki, Shintarou Kon, Tetuji Maruno
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Publication number: 20020046861Abstract: A ceramic electronic component comprising external electrodes having first electrode layers containing at least a noble metal, cuprous oxide, and glass ingredient electrically connected to internal electrodes comprising a noble metal. As the ceramic electronic components, for example, a multi-layer ceramic capacitor, multi-layer varistor, multi-layer dielectric resonator, multi-layer piezoelectric element, etc. may be mentioned.Type: ApplicationFiled: November 8, 2001Publication date: April 25, 2002Applicant: TDK CORPORATIONInventors: Hideki Yokoyama, Takaya Ishigaki, Akira Sasaki, Shintarou Kon, Tetuji Maruno
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Patent number: 6329492Abstract: This invention provides a compound suitable as an encapsulating material for electronic devices and having a high Tg, low moisture-absorptive, high adhesion and rich fluidity, which is a cyclopentylene compound represented by Formula (I) and its intermediate cyclopentenyl compound represented by Formula (III). In the formula, m is 0 or more, Ar1 and Ar2 are each a phenol residual group, a naphthol residual group or a fluorene derivative residual group, and each contain a hydroxyl group or a glycidyloxyl group.Type: GrantFiled: August 13, 1999Date of Patent: December 11, 2001Assignee: Hitachi Chemical Company, Ltd.Inventors: Haruaki Sue, Shinsuke Hagiwara, Fumio Furusawa, Seiichi Akagi, Akihiro Kobayashi, Hideki Yokoyama
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Patent number: 6228816Abstract: An aqueous cutting liquid comprises a cationic water-soluble resin having an amine value of 20 to 200 mgKOH/g, and at least one rheology control agent selected from the group consisting of an inorganic bentonite, an organic bentonite and an aqueous silica sol, wherein the content of a nonvolatile matter of the rheology control agent is 0.1 to 30 percent by weight of the amount of the nonvolatile matter of the cationic water-soluble resin. An aqueous cutting agent comprises the aqueous cutting liquid, and an abrasive grain, wherein the content of the abrasive grain is 100 to 1000 percent by weight of the amount of the nonvolatile matter of the aqueous cutting liquid. A hard and brittle material is cut by a cutting device using the aqueous cutting agent.Type: GrantFiled: October 6, 1999Date of Patent: May 8, 2001Assignees: NOF Corporation, Fujimi IncorporatedInventors: Kenji Ito, Shunji Maemichi, Hutoshi Nakanishi, Masahiro Ishidoya, Takashi Tanaka, Toshihiko Nakamichi, Kazuyuki Mori, Shigehiro Hayashi, Hideki Yokoyama
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Patent number: 6033571Abstract: An activated sludge treatment apparatus having an aeration tank 14 for subjecting an organic waste water to an aerobic biological treatment, a first precipitation device 16 for separating a waste water treated in aeration tank 14 into treated water and a sludge, a recycle route 18 for returning a portion of the sludge separated by precipitation device 16 to aeration tank 14, a solubilizing treatment device 24 for solubilizing, at a high temperature, excess sludge separated by precipitation device 16, and a return route 30 for returning a treated solution solubilized by solubilizing treatment device 24 to aeration tank 14, is disclosed.Type: GrantFiled: January 9, 1998Date of Patent: March 7, 2000Assignee: Shinko Pantec, Co., Ltd.Inventors: Susumu Hasegawa, Masahiko Miura, Kenji Katsura, Hideki Yokoyama, Akihiko Hogetsu
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Patent number: 5067747Abstract: An instrument panel of a vehicle mounts a cluster gauge and is formed with an opening through which a collapsible steering shaft projects. A steering end cover, formed as a hollow shell, is generally cylindrically shaped and covers an end portion of the collapsible steering shaft projecting above the instrument panel. A guide member, provided so as to overlap the opening, has a surface for guiding the hollow shell to sink or telescope into the opening when the collapsible steering shaft axially collapses during a front end, head-on collision.Type: GrantFiled: July 2, 1990Date of Patent: November 26, 1991Assignee: Mazda Motor CorporationInventor: Hideki Yokoyama
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Patent number: 4766940Abstract: A radial tire for passenger cars comprising a rubber filler interposed between a turn-up portion of a carcass ply wound around a bead ring from the inside toward the outside thereof and the carcass ply and having a dynamic modulus of elasticity of at least 300 kg/cm.sup.2 and comprising an additional layer closely adhered to said rubber filler and composed of cords having a high modulus of elasticity which is larger than 2.5.times.10.sup.5 kg/cm.sup.2 and inclined at an angle within a range between 45.degree. and 75.degree. with respect to the carcass cord, the additional layer being arranged over a range which is 50% to 75% of the tire sectional height.Type: GrantFiled: February 6, 1987Date of Patent: August 30, 1988Assignee: Bridgestone Tire Company LimitedInventors: Hideki Yokoyama, Tatsuro Shimada, Masao Nakagawa
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Patent number: 4731925Abstract: A method for mounting an electrical receptacle between a printed circuit board and a parallel spaced front panel. A molded thermosetting plastic connector body holds a pair of contact terminals which have lugs projecting from the rear of the connector body which are secured to a printed circuit board. A front cover for the connector body is made of resilient thermoplastic material and has resilient ears and fingers to engage both an opening on the front panel and the connector body. Thus the connector body can first be placed on the circuit board, the front panel put in position and then the front cover snapped in place to hold the whole assembly together. The circuit may be a portion of a larger board.Type: GrantFiled: November 10, 1986Date of Patent: March 22, 1988Assignee: Matsushita Electric Works, Ltd.Inventors: Tokio Tanishi, Hideki Yokoyama
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Patent number: 4655529Abstract: A jack for telephone sets comprises a casing of an insulating material and including body and cover parts dismountably coupled together for enclosing therein a jack body including a contact block with which terminal blades of a plug received through a mounting hole of the casing are contactable, and the casing further has means provided on the outer surface for engaging the jack to any generally available mounting frame for wiring appliances to allow the jack to be easily mounted thereto together with the wiring appliances and the like for other electric instruments.Type: GrantFiled: July 17, 1985Date of Patent: April 7, 1987Assignee: Matsushita Electric Works, Ltd.Inventor: Hideki Yokoyama
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Patent number: 4566748Abstract: A connector comprises an insulating casing of a bottomed box-shape having in the bottom wire-end insert holes, a conductive contact means of an angled tubular shape complementarily inserted into the casing to dispose both open ends of the means substantially adjacent the bottom and opposing open end of the casing, a plurality of conductive resilient means arranged within the contact means to extend between the bottom and the open end of the casing and to respectively align with each of the wire-end insert holes, the resilient means functioning to cause wire ends for interconnection to be urged into contact commonly with the contact means as inserted between the resilient and contact means and simultaneously to be prevented from being pulled out of the contacting position, and a lid secured to the open end of the casing, the respective members being manufactured in a simple manner and assembled by inserting them into the casing in the same direction, rendering the productivity of the connector to be remarkablyType: GrantFiled: September 17, 1984Date of Patent: January 28, 1986Assignee: Matsushita Electric Works, Ltd.Inventors: Tokio Tanishi, Hideki Yokoyama