Patents Represented by Attorney Chapman & Cutler LLP
-
Patent number: 7976771Abstract: A method for reducing oxidic slags and dusts possibly loaded with organics uses an inductively heatable coke bed extending in the axial direction and having a temperature gradient. Reaction gas is sucked off in an axial region of the coke bed between two induction bodies and metal regulus and slag melt are tapped on the lower end. An inductively heatable shaft furnace chargeable with a lumpy coke bed for the reduction of metallic slags is made of an electrically insulating refractory material, has an adjustable temperature gradient includes at least one cooled induction body on the head side, a suction connection in an axial region where the prevailing temperature exceeds the condensation point of the substances to be removed, located below the cooled induction body on the head side, and an opening for tapping metal regulars and slag melt is provided on the lower end of the furnace.Type: GrantFiled: December 10, 2007Date of Patent: July 12, 2011Assignee: SGL Carbon SEInventor: Alfred Edlinger
-
Patent number: 7964108Abstract: The present invention provides a regeneration process of the etching solution for the silicon nitride film, applying phosphoric acid aqueous solution, wherein multiple numbers of filters are connected to the piping path of etching solution extracted from the etching tank by switching alternately in parallel or in series; in both cases that said multiple numbers of filters are connected in parallel or in series, said extracted etching solution being supplied to a filter with a filter element of a high silicon removal rate of silicon compounds with already deposited silicon compounds, thus maintaining a high silicon removal rate of silicon compounds.Type: GrantFiled: October 10, 2007Date of Patent: June 21, 2011Assignee: Apprecia Technology Inc.Inventors: Nobuhiko Izuta, Haruru Watatsu
-
Patent number: 7959378Abstract: In a starter car for a drilling device for mining underground deposits, including a base frame (5) mounted to rotate about a vertical axis (6) and a starter pipe (7) mounted to pivot about a substantially horizontal axis (13) and provided for receiving the drilling device, the starter pipe (7) is arranged to be displaceable relative to the base frame (5) transversely to the horizontal pivot axis (13).Type: GrantFiled: July 26, 2006Date of Patent: June 14, 2011Assignee: Sandvik Mining and Construction G.m.b.H.Inventors: Bernhard Ebner, Peter Kogler
-
Patent number: 7948097Abstract: In an apparatus, for example key (25) or locking cylinder (26), for actuating a locking element (14), having a converter (13) for converting mechanical into electrical energy, comprising a magnetic circuit (5) and an induction coil (1) through which the magnetic flux from the magnetic circuit passes, wherein the magnetic circuit (5) or the induction coil (1) is in the form of a movable component and the respective other part is in the form of a fixed component, the movable component is held by a leaf spring (7) and is arranged such that it can be deflected so as to carry out oscillating movements in only one plane.Type: GrantFiled: January 26, 2007Date of Patent: May 24, 2011Assignee: EVVA-WERK Spezialerzeugung von Zylinder-und Sicherheitsschlosser Gesellschaft GmbH & Co. KGInventor: Reinhard Pöllabauer
-
Patent number: 7945821Abstract: In measuring a certain time lag between generations of two pulse signals, a time lag measuring device prevents errors in measurement results even with an error in two reference signals for measuring the time lag. The device measures a time lag between a start signal M1 and a stop signal M2 and includes a reference signal generating section 41 generating two reference signals S1, S2 having a phase difference ?/2, and an amplitude detecting section 42 detects amplitudes A11, A12 and A21, A22 of the reference signals S1, S2 at generation timings for the start signal M1 and the stop signal M2, a phase difference detecting section 43 calculating a phase _ of the reference signals S according to each set of the amplitudes (A11, A12) and (A21, A22), and a correcting section 46 correcting the calculated phase using correction data for error correction in the reference signals S1, S2.Type: GrantFiled: June 12, 2006Date of Patent: May 17, 2011Assignee: Kabushiki Kaisha TOPCONInventors: Masahiro Ohishi, Yoshikatsu Tokuda, Fumio Ohtomo
-
Patent number: 7926640Abstract: In a haulage device for the continuous removal of material excavated below ground, which can be continuously slaved between a mining machine (8) and a continuous road haulage means (2) over a defined path and narrow curve radii of the mining machine (8) while continuously hauling without interruption, the haulage device is configured as a closed-belt conveyor (9) which is movable on a suspended rail system (3), whose receiving end adjacent the mining machine (8) is coupled with a movable transfer conveyor (7) and whose end facing away from the mining machine (8) and adjacent the continuous road haulage means (2) is connected with a clamping device exerting a defined tensile stress over a defined displacement path of the transfer end of the closed-belt conveyor (8) in a displaceable transfer position onto the continuous road haulage means (2).Type: GrantFiled: July 6, 2006Date of Patent: April 19, 2011Assignee: Sandvik Mining and Construction Materials Handling GmbH & Co KGInventor: Manfred Fuchs
-
Patent number: 7923990Abstract: A wafer holder is provided which includes a holder body with a chuck table having a ring-like wafer receptacle, and a plurality of fixing portions fixing a wafer on the wafer receptacle to hold the wafer, and a carrier supporting the wafer before fixed on the wafer receptacle from downward. The holder body includes a carrier support portion which forms a support face to support the carrier and be changeable in height from an original position, and positions the support face on which the wafer is placed at a delivery position. The carrier support portion separates the wafer from the carrier by lowering the support face from the delivery position, so that the fixing portions fix the wafer.Type: GrantFiled: October 17, 2008Date of Patent: April 12, 2011Assignee: Kabushiki Kaisha TOPCONInventor: Yo Itakura
-
Patent number: 7912325Abstract: There is provided an optical control element in which non-guided light is prevented from entering into an optical waveguide and which is excellent in optical properties, such as optical modulation properties. A media processor, such as a CD publisher, having a function as a media library. An optical control element includes: a substrate formed of a material having an electro-optical effect; and an optical waveguide formed on a top or bottom surface of the substrate. The optical waveguide has a modulation region b (s) and non-modulation regions a and c along the propagating direction of a light wave propagating through the optical waveguide. In the case when the modulation region is configured to include a single optical waveguide, propagation constants ?0 to ?3 of optical waveguides in the modulation region and the non-modulation region adjacent to each other are set to different values in the modulation region and the non-modulation region.Type: GrantFiled: March 30, 2006Date of Patent: March 22, 2011Assignee: Sumitomo Osaka Cement Co., Ltd.Inventors: Tohru Sugamata, Satoshi Oikawa
-
Patent number: 7905940Abstract: In a method for reducing metal-oxidic slags or glasses and/or degassing mineral melts, solid particles and/or melts are charged onto an at least partially inductively heated bed or column containing lumpy coke, and the reduced and/or degassed melt running off is collected. The device for reducing metal-oxidic slags or glasses and/or degassing mineral melts, which includes a charging opening (1) for solid or molten material and a tap opening (12) for the treated melt, is characterized by a tubular or channel-shaped housing (3) for the reception of lumpy coke (6), and a heating means surrounding the housing and including at least one induction coil (7, 8, 9).Type: GrantFiled: January 19, 2006Date of Patent: March 15, 2011Assignee: SGL Carbon SEInventor: Alfred Edlinger
-
Patent number: 7899338Abstract: A method and device for adequately controlling the DC bias of each of the optical modulating sections of an optical modulator even while the optical modulator is operating in normal mode and even with a simple structure.Type: GrantFiled: March 26, 2004Date of Patent: March 1, 2011Assignee: Sumitomo Osaka Cement Co., Ltd.Inventors: Yoshihiro Hashimoto, Junichiro Ichikawa, Kaoru Higuma, Takahisa Fujita
-
Patent number: 7883298Abstract: In a supporting device (2) for an advance working or mining machine (1), including support props (3) and at least one roof bar (4), the roof bar(s) (4), on their sides facing away from the support props (3), include(s) a plurality of support cylinders (5) with support stops, which can be separately braced against the roof.Type: GrantFiled: July 20, 2007Date of Patent: February 8, 2011Assignee: Sandvik Mining and Construction G.m.b.H.Inventor: Erich Brandl
-
Patent number: 7873244Abstract: To provide a light control device which is possible to realize a velocity matching between a microwave and an optical wave or an impedance matching of microwaves even through a signal oath having a high impedance of 70? or more, and is possible to reduce a driving voltage.Type: GrantFiled: September 28, 2007Date of Patent: January 18, 2011Assignee: Sumitomo Osaka Cement Co., Ltd.Inventors: Yuhki Kinpara, Junichiro Ichikawa, Satoshi Oikawa
-
Patent number: 7869668Abstract: A method for generating a carrier residual signal and its device, in which a heterodyne optical signal used in a photometric field or an optical fiber radio communication field can be stably generated with a simplified structure. The device includes an optical modulating unit that includes a light source generating a light wave having a specific wavelength, and an SSB optical modulator. A light wave emitted from the light source enters into the optical modulating unit. A light wave emitted from the optical modulating unit includes a carrier component related to a zero-order Bessel function and a specific signal component related to a specific high-order Bessel function while suppressing signal components other than the specific signal component related to the specific high-order Bessel function, and a ratio of optical intensity between the carrier component and the specific signal component is set substantially to 1.Type: GrantFiled: March 22, 2004Date of Patent: January 11, 2011Assignees: Sumitomo Osaka Cement Co., Ltd., National Institute of Information and Communications TechnologyInventors: Yoshihiro Hashimoto, Kaoru Higuma, Junichiro Ichikawa, Shingo Mori, Yozo Shoji, Hiroyo Ogawa
-
Patent number: 7856155Abstract: It is an object of the invention to provide a light modulator using a thin plate having a thickness of 20 ?m or less and capable of stably holding a conductive film suppressing troubles such as resonance phenomenon of microwaves in a substrate and pyro-electric phenomenon and to provide a method of fabricating the light modulator. The light modulator includes: a thin plate (10) formed of a material having an electro-optic effect and having a thickness of 20 ?m or less; a light waveguide (11) formed on the front or rear surface of the thin plate; and modulation electrodes (13, 14) formed on the front surface of the thin plate to modulate light passing through the light waveguide. The light modulator further includes a reinforcing plate (16) bonded to the rear surface of the thin plate and a conductive film (17) continuously formed in the range from the side surface of the thin plate to the side surface of the reinforcing plate.Type: GrantFiled: September 27, 2006Date of Patent: December 21, 2010Assignee: Sumitomo Osaka Cement Co., Ltd.Inventors: Takashi Shinriki, Katsutoshi Kondou, Tsutomu Saitou
-
Patent number: 7849371Abstract: In measuring a certain time lag between generations of two pulse signals, a time lag measuring device prevents errors in measurement results even with an error in two reference signals for measuring the time lag. The device measures a time lag between a start signal M1 and a stop signal M2 and includes a reference signal generating section 41 generating two reference signals S1, S2 having a phase difference ?/2, and an amplitude detecting section 42 detects amplitudes A11, A12 and A21, A22 of the reference signals S1, S2 at generation timings for the start signal M1 and the stop signal M2, a phase difference detecting section 43 calculating a phase _ of the reference signals S according to each set of the amplitudes (A11, A12) and (A21, A22), and a correcting section 46 correcting the calculated phase using correction data for error correction in the reference signals S1, S2.Type: GrantFiled: June 12, 2006Date of Patent: December 7, 2010Assignee: Kabushiki Kaisha TopconInventors: Masahiro Ohishi, Yoshikatsu Tokuda, Fumio Ohtomo
-
Patent number: 7842353Abstract: A process for manufacturing electrodes for electrolysis, including steps of forming an arc ion plating (AIP) undercoating layer including valve metal or valve metal alloy containing a crystalline tantalum component and a crystalline titanium component on a surface of the electrode substrate comprising valve metal or valve metal alloy, by an arc ion plating method; heat sintering, including the steps of coating a metal compound solution, which includes valve metal as a chief element, onto the surface of the AIP undercoating layer, followed by heat sintering to transform only the tantalum component of the AIP undercoating layer into an amorphous substance, and to form an oxide interlayer, which includes a valve metal oxides component as a chief element, on the surface of the AIP undercoating layer containing the transformed amorphous tantalum component and the crystalline titanium component; and forming an electrode catalyst layer on the surface of the oxide interlayer.Type: GrantFiled: March 18, 2009Date of Patent: November 30, 2010Assignee: Permelec Electrode Ltd.Inventors: Yi Cao, Hajime Wada, Masashi Hosonuma
-
Pigment compositions, colored compositions making use of the pigment compositions, and color filters
Patent number: 7828891Abstract: Pigment compositions each contain an organic pigment and at least one compound selected from compounds represented by the following formula (II), respectively: A-N?N—CH(COCH3)—CONH-E, B—N?N—CH(COCH3)—CONH-E or C—N?N—CH(COCH3)—CONH-E, wherein A represents a substituted or unsubstituted phenyl group, B represents a substituted or unsubstituted ?-naphthyl group, C represents a substituted or unsubstituted ?-anthraquinonyl group, D represents a particular substituted aromatic group, and E represents a substituted or unsubstituted phenyl group, with a proviso that the compounds each have at least one substituent represented by —COOM or —SO3M in which M represents a hydrogen atom, metal atom, ammonium group, organic amine group or quaternary ammonium group. Colored compositions making use of the pigment compositions and color filters making use of the colored compositions are also disclosed.Type: GrantFiled: November 18, 2009Date of Patent: November 9, 2010Assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.Inventors: Ryo Hoshino, Hideki Ito, Kazuhiko Kaneko, Kazutaka Aoki, Shotoku Takami -
Patent number: D630944Type: GrantFiled: February 26, 2010Date of Patent: January 18, 2011Assignee: Daikyo Seiko, Ltd.Inventor: Hideaki Kawamura
-
Patent number: D635665Type: GrantFiled: August 23, 2010Date of Patent: April 5, 2011Assignee: Daikyo Seiko, Ltd.Inventor: Hideaki Kawamura
-
Patent number: D635666Type: GrantFiled: August 23, 2010Date of Patent: April 5, 2011Assignee: Daikyo Seiko, Ltd.Inventor: Hideaki Kawamura