Patents by Inventor Kiyoshi Fukuda
Kiyoshi Fukuda 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: 20090019840Abstract: A breather device A1 for pressure relief includes a breather pipe 121 serving as a fixing part, and an inner pipe 122 serving as a communication part and is provided by the breather pipe 121 with fixation strength enough for securing the breather device A1 to a liquid tank 101. The inner pipe 122 has a vent hole P formed therein for provide fluid-communication between the inside of the liquid tank 101 and the outside thereof in a manner such that an inner surface forming the vent hole P is made of a resin.Type: ApplicationFiled: September 29, 2008Publication date: January 22, 2009Applicant: NISSAN DIESEL MOTOR CO., LTD.Inventors: Yasushi OSAKU, Kiyoshi Fukuda
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Publication number: 20080138258Abstract: A liquid reducing agent container structure adapted for an exhaust emission purifying system that is capable of reductively purifying NOx in the exhaust gas using a liquid reducing agent, and provided with a configuration such that a lock (42, 60, 70) is detachably disposed on the outer face of an inlet port (34) disposed on a container body (24A) of a reducing agent container (24), and an engagement portion (36a, 50, 54, 56, 58) with which a locking member (42d, 60d, 70b) of the lock (42, 60, 70) can be engaged is disposed on the side of a cap member (36) which is configured to be screwed on the inlet port (34) to seal the inlet port (34), thereby engaging the locking member (42d, 60d, 70b) with the engagement portion (36a, 50, 54, 56, 58) with a locking operation by the lock (42, 60, 70) to block and prevent a rotation of the cap member (36).Type: ApplicationFiled: April 27, 2007Publication date: June 12, 2008Applicant: NISSAN DIESEL MOTOR CO., LTD.Inventors: Yasushi Osaku, Kiyoshi Fukuda, Toshio Kondou
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Publication number: 20070196243Abstract: A reducing agent container having a multi-function and having a container body thereof is provided with at least a heat exchanger which permits a heating medium using an engine as a heat source thereof to circulate therein for performing the heat exchange with a liquid reducing agent and a strainer which filtrates foreign substances from the liquid reducing agent, the heat exchanger and the strainer being attached to a top board of the container body. Further, a suction pipe capable of sucking the liquid reducing agent from the inside of the container body is connected to the strainer, and a supply port for the liquid reducing agent from which the foreign substances are filtrated is formed in the strainer. Thus, the whole of strainer is not exposed to the outside air, especially, the wind during traveling, and accordingly, the freezing of the urea aqueous solution in the strainer can be suppressed.Type: ApplicationFiled: April 18, 2007Publication date: August 23, 2007Applicant: Nissan Diesel Motor Co., Ltd.Inventors: Yasushi Osaku, Kiyoshi Fukuda, Toshio Kondou
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Publication number: 20070079599Abstract: Subject To enable an appropriate operation of an exhaust gas purifying apparatus which uses urea or the like as a reducing agent, and further, to enable the stable concentration detection and the stable supply of the reducing agent during the cold months and also to prevent the generation of ammonia series gas during the severe hot months. Means for solving the Subject An exhaust gas purifying apparatus in an engine 1 is for supplying the urea water in a storage tank 20 to a reduction catalyst 3 disposed in an exhaust system. In this exhaust gas purifying apparatus, a concentration detecting device 60 is disposed in the storage tank 20, and the detected concentration of the urea water is adopted as basic information for the supply control of the reducing agent.Type: ApplicationFiled: September 6, 2004Publication date: April 12, 2007Inventors: Yasushi Osaku, Toshio Kondou, Kiyoshi Fukuda
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Publication number: 20070075467Abstract: A canopy is removably secured to the container body, is respectively fitted with: a base of a water level indicator for detecting a remaining amount of liquid reducing agent; a base of a densitometer for detecting a concentration of a liquid reducing agent; and a heat exchanger which surrounds detection portions respectively suspended from the bases of the water level indicator and the densitometer, and through which is circulated engine coolant, to perform heat exchange with the liquid reducing agent, and a supply port and a return port for the liquid reducing agent are respectively formed in the canopy. The water level indicator, the densitometer, the heat exchanger, and the supply port and the return port for the liquid reducing agent are formed integrally with the canopy, so that the water level indicator and the densitometer can be dismounted together with the canopy at the same time.Type: ApplicationFiled: September 28, 2006Publication date: April 5, 2007Inventors: Yasushi Osaku, Toshio Kondou, Kiyoshi Fukuda
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Publication number: 20070059222Abstract: Mounted on an upper surface of a container main body are a base of a water level indicator detecting a remaining amount of liquid reducing agent, a base of a densitometer detecting concentration of liquid reducing agent, a heat exchanger surrounding detectors of the water level indicator and the densitometer, and circulating engine coolant for heat exchange between liquid reducing agent and engine coolant, and a suction tube for sucking liquid reducing agent from a position adjacent to the bottom of container main body and between water level indicator and densitometer. A box-shaped protector surrounds the water level indicator, densitometer and suction tube which are located in a region adjacent to a lower portion of the heat exchanger. Heat from the heat exchanger is trapped in the protector to generate convection in that region, thereby unfreezing frozen liquid reducing agent around the water level indicator, densitometer and suction tube.Type: ApplicationFiled: November 13, 2006Publication date: March 15, 2007Inventors: Hirokazu Satou, Hiroyuki Kurita, Hideki Matsunaga, Yasushi Osaku, Toshio Kondou, Kiyoshi Fukuda
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Patent number: 5900426Abstract: Benzothiazole derivatives, pharmaceutically acceptable salts thereof, and therapeutic agents containing said compounds as an effective component possess a lipid lowering activity and are useful pharmaceuticals for the treatment of hyperlipemia. The lipid lowering agents are of the formula: ##STR1## wherein R.sub.1 is halogen, trifluoromethyl, acetamido or --OX.sub.1 ; X.sub.1 is hydrogen, alkyl or acyl; R.sub.2 is hydrogen, halogen, alkyl, hydroxyalkyl, trifluoromethyl, nitro, amino which may be substituted with alkyl or acyl, carboxy which may be esterified with alkyl, or --OX.sub.2 ; X.sub.2 is hydrogen, alkyl, acyl, carboxyalkyl which may be esterified with alkyl; n is an integer from 1 to 3 denoting the number of substituents R.sub.2 ; and plural R.sub.2 may be the same or different when n is 2 or 3; with the proviso that R.sub.1 is a group other than halogen when R.sub.2 is hydrogen.Type: GrantFiled: March 27, 1996Date of Patent: May 4, 1999Assignee: Nippon Zoki Pharmaceutical Co., Ltd.Inventors: Hiroki Muramoto, Kiyoshi Fukuda, Taisuke Hasegawa, Kaoru Okamoto, Takayuki Kotani
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Patent number: 4878957Abstract: A dielectrically isolated semiconductor wafer substrate includes first and second semiconductive layers bonded to each other by a direct bonding technique in such a manner that an insulative layer is sandwiched therebetween. The first semiconductive layer is a first silicon layer having a (100) or (110) crystal surface orientation, while the second semiconductive layer is a second silicon layer having a (111) crystal surface orientation. Thereafter, a peripheral portion of the resultant substrate is removed, and a substrate of a slightly smaller size is obtained which is provided with an additionally formed new orientation flat.Type: GrantFiled: March 30, 1989Date of Patent: November 7, 1989Assignee: Kabushiki Kaisha ToshibaInventors: Yoshihiro Yamaguchi, Kiminori Watanabe, Akio Nakagawa, Kazuyoshi Furukama, Kiyoshi Fukuda, Katsujiro Tanzawa
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Patent number: 4738935Abstract: A method of manufacturing a compound semiconductor device has the steps of mirror-polishing a surface of each of two compound semiconductor substrates, bringing the mirror-polished surfaces of the two compound semiconductor substrates in contact with each other in a clean atmosphere and in a state wherein substantially no foreign substances are present therebetween, and annealing the compound semiconductor substrates which are in contact with each other so as to provide a bonded structure having a junction with excellent electrical characteristics at the interface.Type: GrantFiled: December 16, 1985Date of Patent: April 19, 1988Assignee: Kabushiki Kaisha ToshibaInventors: Masaru Shimbo, Hiromichi Ohashi, Kazuyoshi Furukawa, Kiyoshi Fukuda
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Patent number: 4733319Abstract: A high-speed current limiting circuit breaker comprises a self-recovery type current limiting element for limiting a fault current, a parallel resistance connected in parallel with the self-recovery type current limiting element and a circuit breaker connected in series with the self-recovery type current limiting element, a fault voltage detector for detecting the voltage generated on the parallel resistance and thereby driving an electromagnetic repulsion coil for breaking the circuit breaker.Type: GrantFiled: October 21, 1985Date of Patent: March 22, 1988Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Shigehiro Yoshida, Kazuhiro Yokouchi, Yuichi Wada, Masao Tomita, Kiyoshi Fukuda
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Patent number: 4705828Abstract: Disclosed herein are a polypropylene resin composition comprising 100 parts by weight of propylene homopolymer showing a stereoregularity of a boiling heptane-insoluble part thereof of not less than 0.960 as an isotactic pentad rate obtained by .sup.13 C-NMR and 0.01 to 2 parts by weight of a hydrocarbon polymer having completely or partially saturated main hydrocarbon chain and at least one hydroxy group at an end of the main hydrocarbon chain, and a biaxially stretched film comprising the polypropylene resin composition.Type: GrantFiled: February 6, 1986Date of Patent: November 10, 1987Assignee: Mitsubishi Chemical Industries LimitedInventors: Yoshio Matsumoto, Toshio Fujii, Yoshinao Shinohara, Kiyoshi Fukuda
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Patent number: 4671846Abstract: A method of bonding two single-crystal silicon bodies comprises the steps of: (i) mirror-polishing the contact surfaces of the bodies to reduce the surface roughness to 500A or less; (ii) removing contaminant from the mirror-polished surfaces; and (iii) bringing the surfaces into mutual contact so that substantially no foreign substance enter the gap between these surfaces.Type: GrantFiled: August 16, 1984Date of Patent: June 9, 1987Assignee: Kabushiki Kaisha ToshibaInventors: Masaru Shimbo, Kiyoshi Fukuda
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Patent number: 4638552Abstract: A method of manufacturing a semiconductor substrate having a modified layer therein comprises the steps of mirror-polishing one surface of each of first and second semiconductor plates, forming a modified layer on at least one of the polished surfaces of the first and second semiconductor plates, and bonding the polished surfaces of the first and second semiconductor plates with each other in a clean atmosphere.Type: GrantFiled: February 14, 1985Date of Patent: January 27, 1987Assignee: Kabushiki Kaisha ToshibaInventors: Masaru Shimbo, Kiyoshi Fukuda, Yoshiaki Ohwada
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Patent number: 4542105Abstract: A glass composition for covering a semiconductor element. The glass composition has excellent resistance to chemicals and excellent electric characteristics. The glass composition includes 3 to 8% by weight of Al.sub.2 O.sub.3, 35 to 45% by weight of SiO.sub.2, 10 to 30% by weight of ZnO, 5 to 30% by weight of PbO, 1 to 10% by weight of B.sub.2 O.sub.3, and more than 5% but not exceeding 20% by weight of an alkaline earth metal oxide selected from the group consisting of MgO, CaO, SrO and BaO, where the maximum contents of MgO, CaO, SrO and BaO are 7% by weight, 3% by weight, 7% by weight, and 15% by weight, respectively.Type: GrantFiled: December 29, 1982Date of Patent: September 17, 1985Assignee: Tokyo Shibaura Denki Kabushiki KaishaInventors: Kazuyoshi Furukawa, Masaru Shimbo, Kiyoshi Fukuda, Katsujirou Tanzawa
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Patent number: 4215234Abstract: A natural circulation type evaporative cooling electric power cable line having a circulation system for the cooling medium wherein a cooling medium passage within the electric power cable line has an inlet and an outlet respectively connected with a cooling unit positioned at a level higher than the cooling medium passages inlet of the cable by means of a feeding pipe and a return pipe with a liquefiable gas cooling medium sealed therein. At least a riser portion of the return pipe leading to the cooling unit is installed below the level of the cooling medium return passage outlet of the cable, and the return pipe is provided with a device for boosting circulation force without positive displacement mechanism (such as a pump or the like), so as to make the cooling medium circulate even in a low load current region by exceeding the current allowable without cooling for that cable.Type: GrantFiled: July 21, 1978Date of Patent: July 29, 1980Assignees: The Tokyo Electric Power Company, Sumitomo Electric Industries, Ltd.Inventors: Hiroaki Hayashi, Kiyoshi Fukuda, Hiroshi Kubo, Noriyasu Yoshikawa, Hiroshi Takada
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Patent number: D245979Type: GrantFiled: September 4, 1975Date of Patent: October 4, 1977Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kiyoshi Fukuda, Kimio Takano
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Patent number: D246752Type: GrantFiled: July 19, 1976Date of Patent: December 27, 1977Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kiyoshi Fukuda, Daisuke Kajiwara