Patents Represented by Law Firm Smith, Gambrell & Russell, Beveridge, DeGrandi, Weilacher & Young
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Patent number: 6037313Abstract: The method for forming superconducting films of complex oxide compounds in a process chamber according to the present invention includes the steps of:(a) placing a substrate near a target in a chamber so that the substrate is positioned to be generally perpendicular to a surface of the target, the target comprising a target material of complex oxide compounds; and(b) irradiating a laser beam to the surface of the target to vaporize or sublime the target material forming over the target a flame-shaped plume having on axis generally perpendicular to the surface of the target so that the target material is deposited onto a surface of the substrate, the surface of the substrate maintaining the position to be generally perpendicular to the surface of the target and being generally parallel to the axis of the plume, wherein the target rotates on an axis perpendicular to the surface of the target and the substrate rotates on an axis perpendicular to the surface of the substrate (off-axis geometry), and wherein the lType: GrantFiled: September 12, 1995Date of Patent: March 14, 2000Assignee: Sumitomo Electric Industries, Ltd.Inventors: Tatsuoki Nagaishi, Hideo Itozaki
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Patent number: 6020415Abstract: A water based binder for use in a slurry for investment casting. The binder includes a mixture of a colloidal silica sol and at least one latex polymer. The latex polymer is preferably an acrylic latex or a styrene butadiene polymer (or a combination of these) which reduces the processing time between dips during shell mold making for investment casting. The latex polymer further lowers a critical concentration point or gelation point of the colloidal silica sol. The binder may be used as a primary binder or a backup binder in the shell mold making process. To make the slurry, the binder is combined with at least one refractory powder, preferably a refractory powder selected from the group of: alumino-silicates, fused silica, quartz silica, alumina, zircon, and zirconia.Type: GrantFiled: December 12, 1997Date of Patent: February 1, 2000Assignee: Remet CorporationInventor: Manuel Guerra, Jr.
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Patent number: 6018281Abstract: To realizing a filter which is capable of properly controlling the passband, and the attenuation pole of a surface acoustic wave filter, a surface acoustic wave filter connected in a ladder type with the surface acoustic wave resonators 104, 105 has an element 106 which changes in capacity by voltage to be impressed and is connected in series with a resonator 105 connected in parallel to the signal line 100.Type: GrantFiled: March 15, 1996Date of Patent: January 25, 2000Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Yutaka Taguchi, Kazuo Eda, Keiji Onishi, Shunichi Seki
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Patent number: 5994411Abstract: Subject of the invention is a molecule characterized by the general structure as no. 1., where meaning of x: 1 or 2 valency metallic ion adequate from therapeutic point of view, value of n: 1 or 2, or the application of its metabolite being suitable for the treatment or prevention of embryonic retardation or discordance.Type: GrantFiled: November 13, 1998Date of Patent: November 30, 1999Assignee: Biogal Gyogyszergyar RTInventors: Laszlo Vojcek, Tibor Bedo, Tibor Pok, Gabor Bartok, Zsolt Agni
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Patent number: 5990355Abstract: Compounds of the formula (I) and their salts with inorganic and organic acids, ##STR1## in which R.sub.1 is a hydrogen atom or a trimethylsilyl group, R.sub.2, R.sub.3, R.sub.4, and R.sub.5 are, independently of each other, a hydrogen atom, a (C.sub.1 -C.sub.4) alkyl group, a hydroxy-(C.sub.2 -C.sub.3) alkyl group, an alkoxy-(C.sub.2 -C.sub.3) group, an amino-(C.sub.2 -C.sub.3) group, or a 2,3-dihydroxypropyl group, and in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are not simultaneously hydrogen atoms, and processes for their preparation and use as hair-coloring agents.Type: GrantFiled: October 3, 1997Date of Patent: November 23, 1999Assignee: Hans Schwarzkopf GmbH & Co. KG.Inventors: Mustafa Akram, Wolfgang Wolff, Andreas Bittner, Uwe Kobs
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Patent number: 5987770Abstract: A steam re-compression vacuum dryer includes a vacuum tank for accommodating waste; a first steam duct for removing steam from the vacuum tank; a steam compressor for compressing steam removed from the vacuum tank via the first steam duct and for producing a vacuum pressure in the vacuum tank; a steam condenser disposed in and/or thermally coupled to the vacuum tank; a non-condensing gas exhausting device for automatically exhausting non-condensing gas from the steam condenser; and a condensation water exhausting device for automatically exhausting condensation water from the steam condenser. If desired, a gas heater can be provided on the first steam duct to heat gas withdrawn from the tank through this duct. This gas heater may use steam discharged from the steam compressor as a heat source. The steam condensing device can be disposed in the vacuum tank, or it can be integral with an outer surface of the vacuum tank (e.g., the tank wall may have a double wall construction).Type: GrantFiled: July 21, 1997Date of Patent: November 23, 1999Assignee: Kajima CorporationInventor: Toshiyuki Hino
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Patent number: 5981510Abstract: A method for treating and improving diabetes and liver dysfunction, can be obtained by administering at least one selected from a chitin oligosaccharide, a chitosan oligosaccharide and salts thereof, in an effective amount. As the chitin oligosaccharide, preferred is one having the degree of polymerization of from 2 to 7. As the chitosan oligosaccharide, preferred is one having the degree of polymerization of from 2 to 8. As the method for administration, it is preferred to add them to e.g. foods, medicines or feeds, and orally ingest them. However, when used as medicines, administration methods such as intravenous injection and muscular injection, may be used.Type: GrantFiled: April 15, 1998Date of Patent: November 9, 1999Assignee: Yaizu Suisankagaku Industry Co., Ltd.Inventors: Michio Fujiwara, Seisuke Inada, Yoshiharu Matahira, Shigehiro Kaneko
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Patent number: 5976725Abstract: A fuel cell system has a fuel cell of solid polymer type, a rectangular parallelepiped sealing container for accommodating hydrogen occlusion alloy for occluding hydrogen to be supplied to said fuel cell, a connection portion provided in a hydrogen passage between said sealing container and said fuel cell for connecting said sealing container and said fuel cell detachably, a valve mechanism provided in said hydrogen passage for opening and shutting hydrogen gas, and a hydrogen flow rate control mechanism provided in said hydrogen passage for controlling the flow rate of hydrogen gas, and/or hydrogen pressure control mechanism for controlling the pressure of hydrogen gas.Type: GrantFiled: June 16, 1997Date of Patent: November 2, 1999Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Takaharu Gamo, So Kuranaka, Yoshio Morita, Jo Suzuki, Mamoru Hamanishi, Sadao Nagai, Kazuhito Hatoh, Eiichi Yasumoto
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Patent number: 5977389Abstract: The present invention provides a naphthoquinone derivative represented by the general formula (1): ##STR1## wherein R.sup.1 represents an aryl group which may have a substituent; and R.sup.2 represents an alkylene group which may have a substituent, an arylene group which may have a substituent, etc.Type: GrantFiled: March 3, 1998Date of Patent: November 2, 1999Assignee: Mita Industrial Co., Ltd.Inventors: Hideki Okada, Nobuko Akiba, Fumio Sugai
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Patent number: 5972799Abstract: There is provided a dry etching method which does not contribute to earth anathermal due to the green house effect and which has a good etching characteristics. According to the present invention, the flow rates of Ar, O.sub.2, and C.sub.3 F.sub.6 supplied from gas sources 152, 154 and 156 are regulated by a mass flow controller MFC 146, 148 and 150 and valves 140, 142 and 144, respectively, to be mixed. The mixed gas is introduced onto a wafer W via a gas introducing pipe 138, a gas inlet 134, a space 130 and through holes 124a while the flow ratio of O.sub.2 to C.sub.3 F.sub.6 is set to be 0.1.ltoreq.O.sub.2 /C.sub.3 F.sub.6 .ltoreq.1.0 and the partial pressure of C.sub.3 F.sub.6 is set to be in the range of from 0.5 mTorr to 2.0 mTorr.Type: GrantFiled: December 29, 1997Date of Patent: October 26, 1999Assignee: Tokyo Electron LimitedInventors: Akira Koshiishi, Ryuji Honda
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Patent number: 5970687Abstract: A package container forming flap apparatus capable of forming a tubular packaging material in a rectangular shape in cross section with reliability and accuracy. The package container forming flap apparatus lateral seal bars for laterally sealing a tubular packaging material, a pair of opposing fixed plates which are disposed respectively over each lateral seal bar in parallel with a seal surface thereof, forming arms for turning about axes which are parallel to a longitudinal direction of the tubular packaging material, and movable plates which are secured to the forming arms and together with the fixed plates to shape the tubular packaging material in a rectangular shape in cross section.Type: GrantFiled: September 9, 1997Date of Patent: October 26, 1999Assignee: Shikoku Kakoki Co., LtdInventors: Hiroshi Katayama, Kojiro Hayashi, Tetsuya Iuchi, Michio Ueda
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Patent number: 5968451Abstract: A process for sterilizing a container holding a fluid diet, the container having a long and slender mouth and being filled with the fluid diet and sealed; the process includes the steps of filling the container with the fluid diet in a heated state, sealing the container at the mouth thereof, and thereafter turning the container with its mouth side down to immerse only the mouth and the vicinity thereof in a hot-water bath for a period of time sufficient to achieve sterilization. An apparatus for carrying out the process includes a bucket conveyor, a feed conveyor, a bucket and a bath. The process and apparatus can well sterilize containers holding a fluid diet and having a long and slender mouth. The process and apparatus can well sterilize containers holding a fluid diet and having a long and slender mouth.Type: GrantFiled: June 12, 1997Date of Patent: October 19, 1999Assignee: Morinaga & Co., Ltd.Inventors: Tsutomu Iwamoto, Yoshinori Ohtsuka, Nobuo Kiriu, Norihito Watanabe
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Patent number: 5970314Abstract: A process for forming a high quality epitaxial compound semiconductor layer of indium gallium nitride In.sub.x Ga.sub.1-x N, (where 0<x<1) on a substrate. A first gas including indium trichloride (InCl.sub.3) and a second gas including ammonia (NH.sub.3) are introduced into a reaction chamber and heated at a first temperature. Indium nitride (InN) is grown epitaxially on the substrate by nitrogen (N.sub.2) carrier gas to form an InN buffer layer. Thereafter, a third gas including hydrogen chloride (H1) and gallium (Ga) is introduced with the first and second gases into a chamber heated at a second temperature higher than the first temperature and an epitaxial In.sub.x Ga.sub.1-x N layer is grown on the buffer layer by N.sub.2 gas. By using helium, instead of N.sub.2, as carrier gas, the In.sub.x Ga.sub.1-x N layer with more homogeneous quality is obtained. In addition, the InN buffer layer is allowed to be modified into a GaN buffer layer.Type: GrantFiled: March 24, 1997Date of Patent: October 19, 1999Assignee: Sumitomo Electric Industries, Ltd.Inventors: Takuji Okahisa, Mitsuru Shimazu, Masato Matsushima, Yoshiki Miura, Kensaku Motoki, Hisashi Seki, Akinori Koukitu
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Patent number: 5964308Abstract: A turn assisting mechanism assists a turning motion of a vehicle, such as a lawn mowing vehicle, so that the vehicle may not damage the ground (lawn grass, crops, etc.) when the vehicle makes a U-turn. The turn assisting mechanism is disposed near a wheel of the vehicle nearest to the center of turning of the vehicle about which the vehicle makes a U-turn. The turn assisting mechanism stretches out the rod of a hydraulic cylinder actuator to set a ground contact unit on the ground and lifts up the wheel nearest to the center of turning of the vehicle. When the vehicle makes a U-turn, the hydraulic cylinder actuator sets the ground contact unit on the ground so that the axis of turning of the ground contact unit passes the center of turning of the vehicle, and lifts up the corresponding wheel from the ground. The vehicle makes a U-turn on the ground contact unit without damaging the ground.Type: GrantFiled: November 13, 1996Date of Patent: October 12, 1999Assignee: Fuji Jokogyo Kabsubshiki KaishaInventor: Yasuhiko Miyamoto
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Patent number: 5961476Abstract: An object of the present invention is to provide a walk assisting apparatus which enables persons having walking difficulties due to leg paralysis or other conditions to make the alternate walk improved for unassisted walking. The walk assisting apparatus according to the present invention comprises a left and a right full length leg brace swingably connected to left and right outer coxa links, an inner coxa link interconnecting the insides of the thighs of the left and the right leg supports, a swing center of the inner crotch link substantially coinciding with a swing center of the coxa links, so that the inner coxa link allows the leg supports to make the alternate walk properly.Type: GrantFiled: November 3, 1997Date of Patent: October 5, 1999Assignee: Technology Research Association of Medical and Welfare ApparatusInventors: Arimitsu Betto, Hideaki Torii, Hideo Yano, Hidetugu Fujitani
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Patent number: 5957272Abstract: A push button which is employed in a control panel includes button body, a pushing finger, and a core. The button body has hollow space formed at an inner portion thereof and a bellows portion formed around a side portion thereof. The pushing finger protrudes upwardly from an outer surface of an upper end portion of the button body for receiving a pushing force. The core is retained in the hollow space, and fixed at an inner surface of the closed upper end portion. When the bellows portion of the button body is elastically compressed by a pushing force, an other end portion of the core is protruded from the lower end portion of the button body, and when the pushing force is removed from the pushing finger, the other end portion of the core is retained in the hollow space.Type: GrantFiled: November 12, 1998Date of Patent: September 28, 1999Assignee: Daewoo Electronics Co., Ltd.Inventor: Tae-Hong Kim
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Patent number: 5958829Abstract: A coating dispersion is shown for the production of catalysis-promoting coatings on an inert, structure-reinforcing element. The solids of the dispersion are present in various particle fractions and lead to a relatively rough coating surface with improved exchange between the exhaust gas and the catalyst surface. This results in improved heat-up behavior of the catalyst.Type: GrantFiled: August 13, 1997Date of Patent: September 28, 1999Assignee: Degussa-Huls AktiengesellschaftInventors: Rainer Domesle, Bernd Engler, Edgar Koberstein, Egbert Lox, Klaus Ostgathe
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Patent number: 5959414Abstract: Scanning lines are automatically shifted by using a test signal for detecting a screen display height, a detector which detects information of the screen display height from the test signal, a calculator which calculates a scanning-line shift amount, a moire correcting waveform generator which generates a voltage for shifting the scanning lines, and a deflecting device which deflects electron beams.Type: GrantFiled: March 2, 1998Date of Patent: September 28, 1999Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Masahiro Yoshida, Katsuhisa Kitada, Yoshio Seki
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Patent number: D414742Type: GrantFiled: September 9, 1997Date of Patent: October 5, 1999Inventor: Yi-Huang Chang
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Patent number: D417124Type: GrantFiled: March 17, 1997Date of Patent: November 30, 1999Assignee: Grand-Bonanza Enterprise Inc.Inventor: Spike Chen