Patents Represented by Attorney, Agent or Law Firm Sughrue Mion Zinn Macpeak
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Patent number: 6348433Abstract: The present invention discloses a diazo compound represented by any one of the following general formulas (I) to (III). Also, the present invention discloses a heat-sensitive recording material including a substrate and a heat-sensitive layer provided on the substrate, the heat-sensitive recording layer including a diazo compound which is represented by any one of the following general formulas (I) to (III), and a coupler to react with the diazo compound to color the same. According to the present invention, there is provided a diazo compound having a high density of color-developing and good storability, and a heat-sensitive recording material using the diazo compound which has excellent color-developing property, light-resistance property, and storage stability before use.Type: GrantFiled: November 19, 1999Date of Patent: February 19, 2002Assignee: Fuji Photo Film Co., Ltd.Inventors: Yoshihiro Jimbo, Kimi Ikeda
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Patent number: 6345452Abstract: The invention concerns a method and a device for drying a hollow body (2), such as containers, container preforms, tubes or various conduits. The invention is characterized in that it consists in guiding (9) a drying agent (heat, dessicant, dry air . . . ) towards the assembly of surfaces to be dried, using means enabling said agent to pass entirely over all said surfaces.Type: GrantFiled: September 15, 2000Date of Patent: February 12, 2002Assignee: Sidel S.A.Inventors: Guy Feuilloley, VĂ©ronique Bernard
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Patent number: 6346634Abstract: Compounds for use in the treatment of heart disease include a superoxide scavenger and an organic nitrate or nitrite moiety. The compounds can be represented by the formula (A)n(B)m, in which A is a superoxide scavenger, B is an organic nitrate or organic nitrite moiety, and n and m are values between 1 and 8. These compounds do not suffer from the problem of patient tolerance that is associated with the use of conventional agents such as organic nitrates.Type: GrantFiled: May 1, 2000Date of Patent: February 12, 2002Assignee: Teijin LimitedInventors: Zhi Zhang, Declan P. Naughton, Yoshihiko Sumi, Atsushi Imaizumi
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Patent number: 6346053Abstract: In a golf ball having on its surface a multiplicity of dimples, the dimples include a majority of large dimples with a diameter of 3.0 to 4.2 mm and account for at least 65% of the entire ball surface area. The large dimples have a depth of 0.1-0.35 mm, an edge angle of up to 30°, and a radius of curvature at the edge of 1-50 mm. Not only excellent flight performance is achieved, but the ball can be smoothly released from a mold at the end of molding.Type: GrantFiled: September 16, 1998Date of Patent: February 12, 2002Assignee: Bridgestone Sports Co., Ltd.Inventors: Michio Inoue, Keisuke Ihara
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Patent number: 6346837Abstract: In a digital delay-locked loop circuit, a variable delay circuit for delaying an input signal and generating an output signal includes a first variable delay circuit for delaying the input signal with a first delay time changed at first intervals and a second variable delay circuit for delaying the input signal with a second delay time changed at second intervals smaller than the first intervals. A phase comparator compares the phase of a feedback signal derived from the output signal with the phase of said reference signal. A counter circuit controls the first and second delay times in accordance with a difference in phase between the feedback signal and the reference signal so that the difference in phase is brought close to zero.Type: GrantFiled: September 3, 1998Date of Patent: February 12, 2002Assignee: NEC CorporationInventor: Atsufumi Shibayama
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Patent number: 6343869Abstract: A light unit 1 for a vehicle has a driving-environment detecting device 2 for detecting information (the shape of the road, the position of the vehicle, whether or not oncoming and preceding vehicle exist, the traffic volume density and ambient luminous intensity) indicating a driving environment provided by a path through which a vehicle is driven. A mode determining device 3 determines a driving mode which is included in driving modes classified in accordance with combinations of information detected by the driving-environment detecting device 2 and which is dynamically changed when the driving environment is changed during driving of the vehicle. In accordance with an instruction signal supplied from the mode determining device 3 to an illumination control device 4 and corresponding to the driving mode, illumination which is performed by the light unit 5 is controlled.Type: GrantFiled: December 17, 1997Date of Patent: February 5, 2002Assignee: Koito Manufacturing Co., Ltd.Inventor: Shoji Kobayashi
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Patent number: 6344694Abstract: A semiconductor device including: a semiconductor substrate, and an interconnect made of a titanium silicide film overlying the semiconductor substrate, the titanium silicide film including at least one atom selected from the group consisting of phosphorus, arsenic and antimony at an average density between 5×1019 and 3×1020 atoms/cm3. Although the titanium silicide film is conventionally recognized to cause depletion of an underlying polysilicon and increase of a connected-polysilicon-plug resistance, these deficiencies can be suppressed by specifying the average density.Type: GrantFiled: December 13, 1999Date of Patent: February 5, 2002Assignee: NEC CorporationInventor: Hiroshi Tsuda
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Patent number: 6344622Abstract: A switch device includes a key member (4). The key member (4) has a display switch button (13) including a transparent portion through which image information displayed on a display screen of an image display device is transmitted so as to display the image information on an outer side surface of the key member (4). Further, the key member (4) has a button mounting frame (16) including a switch depressing portion (14) operative to switch a switch (6) when the key depressing portion (14) is depressed, and having a button mounting hole portion to which the display switch button (13) is attached. Furthermore, the key member (4) has a waterproof dust cover (19) of a rubber material, which is molded integrally on the button mounting frame (16) to cover the same, and which includes a support portion (17) held in intimate contact with the display screen, and a contractible skirt portion (18). A plurality of resin filling holes are formed in the button mounting frame.Type: GrantFiled: July 27, 2000Date of Patent: February 5, 2002Assignee: Yazaki CorporationInventors: Shuji Takiguchi, Toshifumi Kobayashi, Atuyoshi Yamaguchi
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Patent number: 6343314Abstract: A videoconferencing system and method comprising a plurality of workstations, providing AV capture and reproduction facilities, interconnected by a network providing an AV path for carrying signals representing videoconference participants. The system and method includes one or more of a remote participant hold selection mechanism and a remote participant disconnection mechanism. The remote participant hold selection mechanism is operable to place at least one of the other participants on hold, during a videoconference call among a hold-activating participant and a plurality of other participants. The remote participant disconnection mechanism is operable by a participant teleconference call among the participant and a plurality of the other participants without disconnecting the remaining participants.Type: GrantFiled: April 28, 1997Date of Patent: January 29, 2002Assignee: Collaboration Properties, Inc.Inventors: Lester F. Ludwig, J. Chris Lauwers, Keith A. Lantz, Gerald J. Burnett, Emmett R. Burns
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Patent number: 6342550Abstract: The purpose of the present invention is to provide a flame-retardant polycarbonate resin composition which contains phosphorus-free flame-retardant(s), has an excellent impact resistance, an excellent heat resistance as well as an excellent moldability, and can satisfy a severe flammability level. According to the present invention, there is provided a flame-retardant polycarbonate resin composition which comprises (A) 100 parts by weight of an aromatic polycarbonate resin, (B) 0.01-5 parts by weight of an organic sulfonic acid metal salt, (C) 0.01-5 parts by weight of a fluorinated polyolefin, (D) 0.2-20 parts by weight of a diene-containing multi-layered polymer, and wherein the content of a phosphorus-containing flame-retardant is less than 0.5 parts by weight.Type: GrantFiled: November 15, 1999Date of Patent: January 29, 2002Assignee: Mitsubishi Engineering Plastics CorporationInventors: Kazuhiko Ishii, Ken Shimomai
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Patent number: 6340540Abstract: The hologram recording sheet according to the invention is made up of a base film and hologram sensitive materials sensitive to different wavelength regions formed therein in a desired pattern, or a film and at least two hologram recording sensitive materials sensitive to different wavelength regions laminated on the film with a transparent plastic spacer layer located therebetween, thereby enabling the required diffraction light wavelengths to be recorded on the required sites without producing unnecessary interference fringes. At least two hologram recording sensitive materials sensitive to different wavelength regions are formed on different sites on a film in dotted or striped configuration, the size of which is up to 200 mm or at least twice as large as the thickness of the sensitive material layers, thereby enabling regions diffracting light of different wavelengths to be formed in the form of independent sets of interference fringes.Type: GrantFiled: June 29, 2000Date of Patent: January 22, 2002Assignee: Dai Nippon Printing Co., Ltd.Inventors: Kenji Ueda, Tsuyoshi Hotta, Yukio Taniguchi, Atsushi Sekiguchi, Hideyuki Iriyama
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Patent number: 6341053Abstract: The present invention provides a magnetic tunnel junction device for an external magnetic field sensor. The device comprises a stack of multi-layers, which include a first antiferromagnetic pinning layer, a ferromagnetic free layer, a tunneling barrier layer, a ferromagnetic pinned layer, and a second antiferromagnetic pinning layer. The first pinning layer has a first pinning field, which pins a magnetization of the free layer in a track width direction. The second pinning layer has a second pinning field, which pins a magnetization of the pinned layer in a direction in the plane of the stacked layers of the magnetic tunnel junction, along the applied external magnetic field direction.Type: GrantFiled: October 30, 1998Date of Patent: January 22, 2002Assignee: NEC CorporationInventors: Masafumi Nakada, Hisanao Tsuge, Yuji Tsukamoto, Hisao Matsutera, Nobuyuki Ishiwata, Atsushi Kamijo
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Patent number: 6341230Abstract: A gel layer retained in a retaining member 15, such as non-woven fabric, is placed on one side of an electrode element 1. The electrode element 1 is held by a flexible and extendable tape 11, and the tape 11 adheres to a biological surface tissue. When being plastered onto the biological surface tissue, the tape 11 is covered with cover films 12 and 13, thereby preventing occurrence of a kink in the tape 11. After the tape 11 has been attached to the biological surface tissue, a butt-joined portion between two sub-divisions constituting a cover film 12 is exfoliated to the outside, thus preventing removal of the tape 11.Type: GrantFiled: March 27, 2000Date of Patent: January 22, 2002Assignees: Nihon Kohoen Corporation, Kabushikikaisya KyomaInventors: Yasuaki Koike, Takayuki Kawasaki, Shigehiro Nishiwaki, Tadashi Matsumoto, Hideo Akita
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Patent number: 6341014Abstract: The present invention relates to a method of and a system for detecting errors in harmonizing an optical instrument (1) with a reference direction (V—V). According to the invention, the reference direction (V—V) is materialized by a reference light beam (17) and the latter is directed onto an optoelectronic detector (3) disposed in the focal plane (2) via an invariant system (10) and an a focal system (6).Type: GrantFiled: May 10, 2000Date of Patent: January 22, 2002Assignee: AlcatelInventors: Gilles Maurel, Guy Henri Abel Cerutti-Maori
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Patent number: 6340515Abstract: A conductive member is used in a state in which the conductive member maintains contact with a subject member. The conductive member has a single-body structure and is formed of a polymeric base material that contains a conducting filler. A portion of the conductive member in which the density of the conducting filler is lower than that in the remaining portion or substantially zero ranges 20-120 &mgr;m inwardly from an end of the conductive member at which the conductive member abuts the subject member.Type: GrantFiled: September 1, 1999Date of Patent: January 22, 2002Assignees: Hokushin Corporation, Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha ToshibaInventors: Gouki Sasagawa, Tetsuya Nakamura, Masato Ogasawara
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Patent number: 6339341Abstract: To decrease a number of cells for programmable wiring means in a programmable logic LSI. An element cell as programmable logic means in the programmable logic LSI comprises a memory circuit, a read-out circuit, and an inter-cell connection control circuit. The element cell unit functions also as programmable wiring means. Further, the input/output connections for a plurality of the element cells are assured by twisting inter-cell connection lines 108. Furthermore, a feed-back loop is formed by connecting input/output signal lines, when the element cell is operating as programmable logic means.Type: GrantFiled: February 7, 2000Date of Patent: January 15, 2002Assignee: NEC CorporationInventors: Taro Fujii, Koichiro Furuta, Masato Motomura
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Patent number: 6338996Abstract: In a semiconductor memory device production method for a semiconductor memory device having a capacitor formed by a high dielectric insulation film and a noble metal upper electrode successively formed on a noble metal lower electrode, the formation of the capacitor is followed by anneal in a gas mixture atmosphere of oxygen concentration of 0 to 5% and nitrogen at temperature of 300 to 400 degrees C. This enables to reduce the leak current at room temperature and suppress leak current increase during a high temperature operation.Type: GrantFiled: March 29, 2000Date of Patent: January 15, 2002Assignee: NEC CorporationInventor: Toshihiro Iizuka
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Patent number: 6338896Abstract: The present invention provides a magnetic recording medium, which comprises a magnetic layer having ferromagnetic powder dispersed in a binder on a non-magnetic support member, wherein the non-magnetic support member is made of aromatic polyamide, an undercoating layer is provided between said non-magnetic support member and a lower non-magnetic layer, or between the non-magnetic support member and the magnetic layer, said undercoating layer comprising polyamide resin having tertiary amino group and containing repeated structural units expressed by the following formulae (1) and (2).Type: GrantFiled: March 29, 1999Date of Patent: January 15, 2002Assignee: Fuji Photo Film Co., Ltd.Inventors: Katsuhiko Meguro, Tatsuo Ishikawa, Hiroshi Hashimoto
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Patent number: 6338228Abstract: A modular element for making up a ceiling, said element being a metal section member whose section on a plane perpendicular to the length of the element has a flat bottom web with two vertical flanges: a front flange and a first rear flange, the front flange being extended by an outwardly-extending front horizontal limb parallel to the web, and the first rear flange being extended by a first frontwardly-extending horizontal rear limb, wherein, beyond a certain margin x from each end of said element, said first rear limb is provided with an extension including at least one second rear vertical flange.Type: GrantFiled: May 11, 1999Date of Patent: January 15, 2002Assignee: Chantiers de l'AtlantiqueInventor: Jean-Claude Chevalier
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Patent number: RE37550Abstract: A solid waste material comminuting system having a electric motor for providing rotary motion, a pair of cutter stacks with cutter elements of one stack interleaved with cutter elements of the other, and gear means to transmit the rotary motion of the electric motor to counter-rotate cutter elements of one stack with cutter elements of the other. Each of the cutter stacks comprise a central shaft journaled for rotation and a bearing module at each end of the central shafts. Each bearing module comprises an end housing, and a pair of insertable preassembled bearing assemblies mountable in each of said end housings. One bearing assembly has a thru-hole for journaling a first shaft for rotation and a second bearing assembly has a thru-hole for journaling a second shaft for rotation. The housing has an inspection port at the top to allow for tightening of the cutter stack.Type: GrantFiled: January 12, 1999Date of Patent: February 19, 2002Assignee: Disposable Waste Systems, Inc.Inventors: Joseph W. Chambers, Sr., Robert T. Sabol, Craig J. Fennessy, Rodney E. Graham