Patents Represented by Law Firm Sughrue, Mion, Zinn, Macpeak and Seas, PLLC
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Patent number: 6246080Abstract: A semiconductor device comprising, on a semiconductor substrate, an element-isolating region, an active region, and a gate electrode with a bent portion having a bent-angle &thgr; on the active region. The boundary between the element-isolating region and the active region intersects the gate electrode so that the line segments of the boundary at which said intersection takes place, are approximately parallel to the bisector of the bent-angle &thgr; of the bent portion of the gate electrode. In this semiconductor device, the variation in width of gate electrode is small and accordingly the variation in properties is small, even when the relative position of gate electrode and active region of MOSFET has shifted slightly.Type: GrantFiled: May 10, 1999Date of Patent: June 12, 2001Assignee: NEC CorporationInventors: Toshifumi Takahashi, Keita Kumamoto
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Patent number: 6245175Abstract: The object of the present invention to provide an anisotropic conductive film capable of establishing electrical connection at a narrow pitch, maintaining strength in the film surface direction that has not been achieved so far, and improving the adhesion to an objective substance, as well as a preferable production method thereof. At least one coating layer made from an insulating material is formed on a metal thin wire, the wire is wound around a core member, the wire is heated and/or pressurized to weld and/or pressure-weld the coating layers to each other to give a winding block, and the winding block is cut in a predetermined film thickness. In this way, an anisotropic conductive film, wherein conductive paths 2 (=metal thin wires) are insulated from each other and pierce a film substrate 1 in the thickness direction, can be obtained. When the coating layer consists of two layers, the outer layer thereof corresponds to the film substrate 1 and the inner layer corresponds to a coating layer 3.Type: GrantFiled: February 2, 1999Date of Patent: June 12, 2001Assignee: Nitto Denko CorporationInventors: Yuji Hotta, Amane Mochizuki
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Patent number: 6244671Abstract: A hydraulic actuator for a brake system which includes a housing having a hydraulic circuit in which brake oil flows, a control unit being attached on one side of the housing, and similarly, a motor being attached on the other side thereof. A first terminal connected to the motor extends through a hole formed in the housing. A connector for the motor, having an outside portion that is made of an electrical insulating material is fitted into the hole. The inside portion is adapted to retain the first terminal that is electrically connected to the motor. A connector for the control unit, which has and inside portion for retaining a second terminal that is electrically connected to the control unit, and also has an external portion that can be plugged into the connector for the motor. When the motor, the motor connector, and the control unit connector are mated, the first terminal and the second terminal will establish connector between the motor and the control unit.Type: GrantFiled: October 25, 1999Date of Patent: June 12, 2001Assignee: Unisia Jecs CorporationInventor: Nobuhiro Tamai
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Patent number: 6244017Abstract: Packaging container for cigarettes, in which a group of cigarette packets (10), namely two rows of packets (12, 13), is surrounded by an outer wrapping (11) made of paper, foil or other packaging material. A coupon (30)is added to the packaging container, namely a print carrier with advertising or other printing on it. The large-area coupon (30) extends over a plurality of cigarette packets (10), for example three, and is arranged at the side between a (front) wall (20) and the group of cigarette packets (10) or between the latter, namely between rows of packets (12, 13).Type: GrantFiled: September 28, 1998Date of Patent: June 12, 2001Assignee: Focke & Co. (GmbH & Co.)Inventors: Heinz Focke, Henry Buse
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Patent number: 6246513Abstract: The invention relates to optical fiber apparatus comprising an amplifier having optimal gain excursion over a given wavelength band for given input power, and a filter having a bell-shaped transfer function, with the center wavelength of the filter being tunable over a range that is sufficient to enable the gain excursion of the amplifier over said wavelength band to be reduced when the power received by the amplifier is different from said given input power. The invention makes it possible to match amplifier apparatuses to line losses while minimizing overall loss.Type: GrantFiled: January 5, 1999Date of Patent: June 12, 2001Assignee: AlcatelInventors: Dominique Bayart, Bertrand Desthieux
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Patent number: 6243941Abstract: The thermal head fabrication method provides a thermal head having a lower protective layer composed of at least one sub-layer on heat generators and electrodes, an intermediate protective layer composed of at least one sub-layer on the lower protective layer and an upper protective layer composed of at least one sub-layer with carbon as a main component on the intermediate protective layer. At least one of surfaces of the lower and intermediate protective layers is cleaned by ion irradiation processing, by polishing with a lapping tape or an adhesive tape, or by heating processing in vacuum before forming a higher protective layer. This allows the thermal head to have excellent adhesion between any individual layers and sufficient durability to ensure that the thermal recording of high-quality images is consistently performed over an extended period of time.Type: GrantFiled: July 19, 1999Date of Patent: June 12, 2001Assignee: Fuji Photo Film Co., Ltd.Inventors: Makoto Kashiwaya, Junji Nakada
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Patent number: 6245556Abstract: A garbage disposal apparatus having a processing chamber for processing garbage; and a purifying chamber for purifying gas discharged from the processing chamber and containing malodrous components, wherein the processing of garbage in the processing chamber is performed by decomposition using microorganisms. The purifying chamber has a plurality of zones, wherein a first purifying chamber is connected to the processing chamber and is provided with an ammonia purifying unit for purifying ammonia, and a second purifying chamber into which gas allowed to pass through the first purifying chamber is introduced is provided with a non-ammonia purifying unit for purifying non-ammonia gas. Ammonia contained in a high concentration and having a large threshold is first removed in the first purifying chamber. Then, non-ammonia contained at a low concentration and having a small threshold is removed. Therefore, an excellent purifying efficiency can be realized.Type: GrantFiled: February 16, 2000Date of Patent: June 12, 2001Assignee: Matsushita Electric Works, Ltd.Inventors: Toshiharu Sako, Takaharu Nakagawa, Manabu Mizobuchi
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Patent number: 6246265Abstract: A semiconductor integrated logic circuit device with a sequential circuit includes a transferring section, an inverting section, a bistable circuit section, and a blocking section. The transferring section is provided between first and second nodes, and transfers a data signal from the first node to the second node in response to a clock signal. The inverting section is provided between the second node and a third node, and inverts the data signal on the second node to output on the third node as an inverted data signal. The bistable circuit section is connected to the second and third nodes, and holds the data signal. The blocking section is provided between the bistable circuit and the first node, and blocks off sub-threshold leakage current.Type: GrantFiled: June 11, 1999Date of Patent: June 12, 2001Assignee: NEC CorporationInventor: Tadahiko Ogawa
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Patent number: 6244775Abstract: The writing implement 1 comprises a shaft barrel 4 and a tail plug 2. The shaft barrel 4 includes an ink storing body 7 stored in an interior portion thereof and a pen point 8 mounted on a front end portion thereof. The tail plug 2 is removably mounted on an opening formed at the rear end of the shaft barrel 4. The tail plug 2 includes a flange portion 21 which is provided backwardly of the rear end portion of the shaft barrel 4. Between the front surface of the flange portion 21 and the rear end portion of the shaft barrel 4, there is formed a groove 5 for forcibly opening. The groove 5 is formed more deeply inwardly in the diameter direction of the shaft barrel 4 than the inner surface of the rear end opening of the shaft barrel 4.Type: GrantFiled: October 2, 2000Date of Patent: June 12, 2001Assignee: The Pilot Ink Co., Ltd.Inventor: Shigeru Oike
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Patent number: 6246217Abstract: An artificial satellite is equipped with solar batteries and a non-aqueous electrolyte battery module for artificial satellite (i.e., a lithium battery). The non-aqueous electrolyte battery module is provided with a non-aqueous electrolyte battery, a temperature sensor, a charged state measurement sensor, and a computer for receiving signals output from the sensors. The managed temperature of the non-aqueous electrolyte battery in a solstice season is set so as to become equal to or lower than the managed temperature of the battery when the satellite is in the solstice season. The computer controls a temperature controller, thereby maintain the managed temperature of the battery within a given temperature range. The charged state of the lithium battery is controlled by means of turning on or off a charging switch under the control of computer. When the satellite is in the eclipse season, the managed charged state of the non-electrolyte battery is controlled so as to be a value of 50% or more.Type: GrantFiled: September 18, 2000Date of Patent: June 12, 2001Assignee: Japan Storage Battery Co., Ltd.Inventors: Hiroaki Yoshida, Takefumi Inoue, Naozumi Miyanaga, Nobutaka Imamura
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Patent number: 6245935Abstract: A method for producing an isocyanatoalkyl (meth)acrylate substantially free of hydrolyzable chloride, comprising adding an amine and/or an imidazole and an epoxy group-containing compound and then purifying by distillation the isocyanatoalkyl (meth)acrylate until a 2-chloropropionic acid isocyanatoalkyl ester of an isocyanatoalkyl acrylate or a 2-methyl-2-chloropropionic acid isocyanatoalkyl ester of an isocyanatoalkyl methacrylate is substantially eliminated.Type: GrantFiled: February 8, 1999Date of Patent: June 12, 2001Assignee: Showa Denko Kabushiki KaishaInventors: Naoaki Misu, Shinya Matsuhira, Muneyo Kihara, Yutaka Ohnishi
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Patent number: 6246763Abstract: Acoustic leakage between a sound diffusion region of a mobile telephone, opposite a loudspeaker, and another region of the casing, open to the open air, solves the problem of overamplification of low frequencies when the casing is pressed against the listener's ear. The gain in the pass-band is modified in an expected direction only when the user presses the mobile telephone against his or her ear for private listening.Type: GrantFiled: June 21, 1999Date of Patent: June 12, 2001Assignee: AlcatelInventor: Stéphane Dufosse
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Patent number: 6245920Abstract: Noble metal, particularly ruthenium, Raney catalysts which can hydrogenate (1) aromaticity-exhibiting ring portions of organic compounds, (2) carboxylic acids and their ester portions (carbonyl ester groups), (3) ring portions and carboxylic acid or their ester groups in compounds having such ring portions and carboxylic acid or their ester portions, and (4) ring portions and nitrile groups of aromatic nitrile compounds and methods for the preparation of corresponding hydrogenated compounds. The methods allow preparation of hydrogenated compounds having hydrogenated aromatic ring portions, hydrogenated carbonyl ester groups, hydrogenated aromatic ring and carbonyl ester groups, or hydrogenated aromatic rings and nitrile groups under milder hydrogen pressure and temperature conditions than the conventional catalysts.Type: GrantFiled: November 30, 1999Date of Patent: June 12, 2001Assignee: Showa Denko K.K.Inventors: Kouhei Morikawa, Shuuji Hirayama, Yoshimasa Ishimura, Yuseki Suyama, Tsutomu Nozawa, Hiroyuki Monzen, Motoo Miura, Kuniomi Marumo, Taketoshi Naito
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Patent number: 6246018Abstract: A balance with a wind guard moved by a motor whereby the position of the moveable walls of the guard are monitored by a sensor. An electronic memory is provided for the desired end position of the moveable wall element. The desired end position of the removable walls can be stored in this memory in a learning phase and when the walls are opened by the motor, they are opened only up to a preselected position. This minimizes the time for opening and closing the weighing area and diminishes exposure to air turbulence within the weighing area. This intuitively and flexibly assigns wall elements to user keys.Type: GrantFiled: October 29, 1999Date of Patent: June 12, 2001Assignee: Sartorius AGInventor: Thomas Schink
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Patent number: 6244318Abstract: A pneumatic tire has a bead core consisting of a single core and plural sheath layers formed by helically winding plural sheath wires around the core, in which an end count of sheath wires in an outermost sheath layer is made smaller than an end count at a close-packed state or each sheath wire constituting a second sheath layer from an outermost side is covered with a coating rubber prior to the winding.Type: GrantFiled: April 29, 1998Date of Patent: June 12, 2001Assignee: Bridgestone CorporationInventor: Yoshinobu Shoyama
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Patent number: 6244978Abstract: In a multi-piece solid golf ball comprising a solid core, an intermediate layer, and a cover, the intermediate layer is formed mainly of a thermoplastic resin and has a Shore D hardness of 8-35, and the cover is formed of a cover stock comprising a thermoplastic resin and an optional inorganic filler. The cover has a Shore D hardness of 40 to less than 57. The Shore D hardness of the cover is at least 15 units higher than that of the intermediate layer. The ball has a very soft pleasant feel upon approach shots and putting, ease of control upon iron shots, and improved flight performance upon full shots with a driver.Type: GrantFiled: September 3, 1999Date of Patent: June 12, 2001Assignee: Bridgestone Sports Co., Ltd.Inventors: Hiroshi Higuchi, Hisashi Yamagishi, Junji Hayashi, Shunichi Kashiwagi, Akira Kawata
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Patent number: 6244234Abstract: An exhaust valve for an internal combustion engine including a movable spindle with a valve disc of a nickel-based alloy which also constitutes an annular seat area at the upper surface of the valve disc. The seat area abuts a corresponding seat area on a stationary valve member in the closed position of the valve. At manufacturing, the seat area of the valve disc is subjected to a thermo-mechanical deformation process at a temperature lower than or around the recrystallization temperature of the alloy. The seat area on the upper surface of the valve disc has been given dent mark preventing properties in the form of a yield strength of at least 1000 MPa at a temperature of approximately 20° C. by means of the thermo-mechanical deformation process and possibly a yield strength increasing heat treatment.Type: GrantFiled: December 3, 1998Date of Patent: June 12, 2001Assignee: Man B&W Diesel A/SInventor: Harro Andreas Hoeg
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Patent number: 6242516Abstract: The present invention provides a rubber composition and a pneumatic tire using the rubber composition. A rubber composition which comprises: a blend rubber of a copolymer and other diene base rubbers, the copolymer being obtained by copolymerization of 1,3-butadiene and an aromatic vinylmonomer using an organic lithium compound as an initiator, the glass transition point of the copolymer being −50° C. or more, and the blend rubber comprising the copolymer in an amount of 20 parts by weight or more and the other diene base rubbers in an amount of 80 parts by weight or less per 100 parts by weight of the blend rubber; silica filler in an amount of 10 to 80 parts by weight per 100 parts by weight of the blend rubber; carbon black in an amount of 20 to 80 parts by weight per 100 parts by weight of the blend rubber; and a specific silane coupling agent, i.e.Type: GrantFiled: September 19, 1997Date of Patent: June 5, 2001Assignee: Bridgestone CorporationInventors: Shunji Araki, Kazuhiro Yanagisawa
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Patent number: 6243563Abstract: A wireless device includes a switching portion which has a common switch (4) operated in both transmission and reception of radio signals and a reception dedicated switch (3) operated only in signal reception. A switch controller (11) is also included in the wireless device and controls the common switch to connect between the transmitting portion and one of the antennas that is selected and further controls the reception dedicated switch to separate the receiving portion from the common switch on signal transmission. The switch controller further controls both the common switch and the reception dedicated switch to connect between the receiving portion and one of the antennas that is designated on signal reception.Type: GrantFiled: June 16, 1998Date of Patent: June 5, 2001Assignee: NEC CorporationInventor: Taisuke Nakamura
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Patent number: 6241300Abstract: An opening-closing door (20) for closing an equipment body (10) is provided at a front side of a car-mounted-type equipment, and an operating portion (21) for operating the equipment body (10) can be operated only when the opening-closing door (20) is in its open condition. A pivotal movement point, serving as an axis of pivotal movement of the opening-closing door (20), as well as a drive point to which a drive force for pivotally moving the opening-closing door (20) is applied, is provided on the opening-closing door (20). A first drive mechanism (race (35)) for driving the pivotal movement point in a direction perpendicular to the front side of the door (20), disposed in its closed condition, is provided at the opening-closing door (20). A second drive mechanism (lever (36)) for pivotally moving the opening-closing door (20) about the pivotal movement point is provided at the opening-closing door.Type: GrantFiled: October 25, 1999Date of Patent: June 5, 2001Assignee: Pioneer CorporationInventor: Tomio Suzuki