Patents Represented by Attorney, Agent or Law Firm Armstrong, Westerman, Hattori, McLeland & Naughton, LLP
  • Patent number: 6332112
    Abstract: An inspecting apparatus includes a measuring device and a processing unit. The measuring device is provided with a vibration detector for detecting the vibration of a steam trap when a valve thereof is closed. The processing unit is provided with a performance deterioration value calculator for converting the detected vibration level of the steam trap into a sealing performance deterioration value representing a deterioration level of the sealing performance of the valve of the steam trap under a reference steam pressure value using a working steam pressure value, a display for displaying a rank of the sealing performance obtained based on the sealing performance deterioration value, and a trap list storage for storing the sealing performance deterioration value and the rank of the sealing performance as well as ID information of the steam trap. The steam trap can be more precisely inspected.
    Type: Grant
    Filed: July 14, 1999
    Date of Patent: December 18, 2001
    Assignee: Miyawaki Inc.
    Inventors: Hiroshi Shukunami, Toshio Fujioka
  • Patent number: 6329125
    Abstract: Alkali-developable, chemically amplified resist composition which comprises an alkali-insoluble compound having a structural unit containing a protected alkali-soluble group in which unit a protective moiety of said protected alkali-soluble group contains an alicyclic hydrocarbon group having bonded to a carbon atom thereof a —CH2—R1′ group wherein R1′ is methyl, ethyl, propyl or isopropyl, and said alkali-soluble group is cleaved upon action of an acid generated from a photoacid generator used in combination with said compound, thereby releasing said protective moiety from the alkali-soluble group and converting said compound to an alkali-soluble one, and a photoacid generator capable of being decomposed upon exposure to a patterning radiation to thereby produce an acid capable of causing cleavage of said protective moiety.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: December 11, 2001
    Assignee: Fujitsu Limited
    Inventors: Satoshi Takechi, Akiko Kotachi, Koji Nozaki, Ei Yano, Keiji Watanabe, Takahisa Namiki, Miwa Igarashi, Yoko Makino, Makoto Takahashi
  • Patent number: 6329217
    Abstract: A plurality of n-type bar-shaped devices (51) consisting of an n-type thermoelectric semiconductor and a plurality of p-type bar-shaped devices (52) consisting of a p-type thermoelectric semiconductor are regularly disposed or fixed through an insulating layer (50) to form a thermoelectric device block (53). End portions of the n-type bar shaped device (51) and the p-type bar-shaped device (52) are connected with an interconnection conductor (58a) on an upper surface (53a) and a lower surface (53b), which will be interconnecting end faces of the thermoelectric device block (53), to form a plurality of thermocouples connected in series.
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: December 11, 2001
    Assignee: Citizen Watch Co., Ltd.
    Inventors: Shigeru Watanabe, Yumiko Sakamaki
  • Patent number: 6329461
    Abstract: A method of producing silicone-containing aqueous coating compositions excellent in shelf stability of the emulsion and in weather resistance, stain resistance, water resistance and solvent resistance of coatings derived therefrom is provided. The method comprises subjecting an aqueous emulsion prepared in advance by emulsification in an aqueous medium containing a polyalkoxypolysiloxane (A), an unsaturated monomer (B) and an emulsifier (C) so as to attain an oil droplet diameter not more than 1,000 nm to polymerization in the presence of a polymerization initiator (D).
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: December 11, 2001
    Assignee: Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
    Inventors: Mamoru Akiyama, Teruhiko Ogawa, Akio Kitagawa, Masayuki Kyogoku
  • Patent number: 6329769
    Abstract: To provide an electron beam irradiation device capable of avoiding a problem of convergence of an electron beam at the maximum scanning points, and constantly obtaining an irradiated region of uniform energy density, an electron beam irradiation device comprising an electron beam source 12, an accelerating tube 13 for accelerating electrons emitted from said electron beam source, a focusing electromagnet 16 for applying a magnetic field to a high energy electron beam, which is formed by the accelerating tube, for controlling the beam diameter of the electron beam, and an electromagnet 17 for deflecting and scanning the beam-diameter-controlled electron beam by applying a magnetic field to the electron beam, wherein an electric current component IF which is synchronized with an electric current IS of the scanning electromagnet 17 is superimposed on an electric current IF of the focusing electromagnet 16, thereby controlling the electric current IF of the focusing electromagnet in a manner that said beam diamet
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: December 11, 2001
    Assignee: Ebara Corporation
    Inventor: Yoshihiko Naito
  • Patent number: 6329650
    Abstract: A device is provided for treating a workpiece with positively charged ions. The device includes an apparatus including an ion source for producing a positive ion beam and directing the positive ion beam toward a surface of a work piece. The device further includes a source for introducing negative ions into the beam path in at least one selected region downstream of the ion source.
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: December 11, 2001
    Assignee: Ebara Corporation
    Inventor: Vadim G. Dudnikov
  • Patent number: 6328144
    Abstract: On an outside of a damper main body of an inverted type of vehicular damper, a pressure casing of a cylindrical shape which is connected to a damper rod is provided in a manner movable up and down. A pressure chamber for containing therein a pressure medium which varies between a liquid phase and a gaseous phase is formed between the damper main body and the pressure casing. An electric heater to heat and evaporate the pressure medium inside the pressure chamber is provided. Electric charging to the electric heater is controlled by a vehicle height detection switch which is attached to the damper rod or the like.
    Type: Grant
    Filed: November 16, 1999
    Date of Patent: December 11, 2001
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Yukio Hayakawa, Kiyoshi Nakahara
  • Patent number: 6329231
    Abstract: An active element has first and second regions and a control electrode. Carriers move between the first and second regions in a first direction. A motion of carriers is controlled by an electric signal applied to the control electrode. The first and second regions and control electrode extend in a second direction crossing the first direction from an input terminal to an output terminal. A conductive region is electrically connected to the first region from the input terminal to the output terminal. A trigger line extending in the second direction propagates an electric signal from the input terminal to the output terminal. The electric signal propagating the trigger line is applied to the control electrode at a corresponding position in the second direction. An output line extending in the second direction propagates an electric signal from the input terminal to the output terminal.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: December 11, 2001
    Assignee: Fujitsu Limited
    Inventor: Norio Hidaka
  • Patent number: 6329451
    Abstract: The invention relates to a flame-retardant thermoplastic resin composition having incorporated therein a trace of stabilized red phosphorus, which achieves both improvement of heat resistance and flame retardation without using chlorine nor bromine and also possesses long-term heat stability and smells little. The composition comprises (A) 50 to 95 parts by weight of a polycarbonate resin and (B) 5 to 50 parts by weight of a thermoplastic polyester resin, contains (C) 0.1 to 5 parts by weight, per 100 parts by weight of the total amount of (A) and (B), of coated stabilized red phosphorus and preferably contains (D) 0.1 to 100 parts by weight, per 100 parts by weight of the total amount of (A) and (B), of a silicate compound.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: December 11, 2001
    Assignee: Kaneka Corporation
    Inventors: Kazuaki Matsumoto, Tadashi Koyama, Yoshitaka Ono, Katsutoyo Fujita, Yoichi Ohara, Kazushi Hirobe
  • Patent number: 6328434
    Abstract: It is an exemplified object of the present invention to provide an inkjet head, its manufacturing method, and a recording device that can form a high-quality image while preventing an ink leakage. To accomplish the object, an indent is provided at a joint surface of a pressure chamber plate with an adhesive.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: December 11, 2001
    Assignee: Fujitsu Limited
    Inventors: Hiromitsu Soneda, Masayuki Sasaki, Kouichi Sanpei, Mutsuo Watanabe
  • Patent number: 6328674
    Abstract: A method of controlling a clutch pressure of a transmission which can be applied to a clutch of a large capacity piston volume, which has a short time lag for engaging the clutch, a uniform clutch engaging time and is inexpensive, and a control apparatus therefor.
    Type: Grant
    Filed: March 16, 2000
    Date of Patent: December 11, 2001
    Assignee: Komatsu, Ltd.
    Inventors: Akira Matsue, Makoto Toyama
  • Patent number: 6328579
    Abstract: An electromagnetic shield connection mechanism according to the present invention is for a structure in which a housing wall is fixed to a equipment by inserting a bolt through a collar fitted in a hole formed on the housing wall. The electromagnetic shield connection mechanism according to the present invention is characterized in that a contact member connected to a metal shield lies between the collar and the equipment so that the collar presses the contact member tightly against the equipment, resulting in that a secure electromagnetic shielding is always achieved by thus improved contact between the metal shield and the equipment.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: December 11, 2001
    Assignee: Yazaki Corporation
    Inventors: Shigeo Mori, Satoki Masuda, Shigemi Hashizawa
  • Patent number: 6329646
    Abstract: A microwave oven is installed above a cooking counter such as a kitchen stove counter. The microwave oven has its housing covered by an oven case, and incorporates a fan. By driving the fan, the microwave oven can have the hot air generated at the cooking counter inhaled from beneath the oven case and discharged from a front opening. The front opening is formed at the front face of the oven case. An operation display device is provided at the front face of the oven case. By one operation of a predetermined key on the operation display device, the drive of the fan is initiated and then automatically terminated at an elapse of a predetermined time (for example, 10 minutes).
    Type: Grant
    Filed: October 20, 2000
    Date of Patent: December 11, 2001
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshihito Fukuda, Junji Murata
  • Patent number: 6328613
    Abstract: The connector includes a rear holder inserted into an opening 10 of a connector housing for locking terminals. The holder has a locking portion engaging with a rear end edge of the opening. The locking portion is formed with an inclined stopping surface. The stopping surface is facing in a disengaging direction of the holder and is capable of making a sliding contact with the rear end edge of the opening. The locking portion is a locking projection or may be an inclined stopping surface formed in a rear end portion of the holder. The holder has a base plate, a terminal locking projection, and a pair of side plates. The side plate is formed with a preliminary engagement portion associated with a preliminary locking portion of the connector housing. On final locking of the holder, the fore end face of the rear wall positioned behind the opening of the connector housing abuts against the rear end surface of the base plate of the holder.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: December 11, 2001
    Assignee: Yazaki Corporation
    Inventor: Motohisa Kashiyama
  • Patent number: 6329619
    Abstract: A pressure switch comprises a switch lever 8 equipped with a switch contact and a working shaft contact portion 82, and a working shaft 6 driven by the pressure of a fluid so as to close or open said switch contact, wherein said contact portion 82 has a spherical surface with a radius of curvature in the range of 2.0 mm to 0.5 mm.
    Type: Grant
    Filed: January 13, 2000
    Date of Patent: December 11, 2001
    Assignee: Fujikoki Corporation
    Inventor: Masayuki Koguchi
  • Patent number: 6328698
    Abstract: The present invention aims at providing a diagnostic system for coronary artery disease and others and a diagnostic method using the above diagnostic system, which can detect vibration signal of murmur deriving from stenosis of coronary artery in its early stages, for it is possible to diagnose abnormal condition, prevent and treat heart disease. Disclosed is a diagnostic system for coronary artery disease comprising a detector of vibration signal of subject using pulsed laser beam, which is placed apart from the subject, and a detector of vibration signal of environmental noise, and vibration signal detected by the detector of vibration signal of subject and the detector of vibration signal of environmental noise is filtered for canceling internal noise and external noise, and the filtered vibration signal is amplified and recorded.
    Type: Grant
    Filed: August 17, 1999
    Date of Patent: December 11, 2001
    Inventor: Hiroshi Matsumoto
  • Patent number: 6327987
    Abstract: When producing men's/women's jackets of every kind of length to order of a customer, front buttons and waist pockets are set and attached in well-balanced positions, while maintaining a position of a waist shape for the jacket, by defining an upper part of a back length line as a center back waist length and its lower part as a hip length (below waist) respectively and reflecting a value of the center back waist length in pattern design, setting a top one of the front buttons in a position a prescribed length above the back length line according to the center back waist length or a prescribed length below the back length line according to the hip length, and setting a bottom one of the front buttons and waist pockets in positions a prescribed length below the back length line according to the hip length. In the women's jacket, the center back waist length ranges from 34-45 cm and the hip length ranges from 15-38 cm, the top button is set and attached in a position 1.5-14.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: December 11, 2001
    Assignee: Hanabishi Housei Kabushiki Kaisha
    Inventors: Michiko Takeuchi, Keisuke Inoue, Sakae Uchida, Gensai Murayama, Mituyoshi Nirayama, Yuichi Hasegawa
  • Patent number: 6329677
    Abstract: A field effect transistor has a semiconductor lamination structure, a Schottky contact gate electrode and source/drain ohmic electrodes disposed on both sides of the gate electrode on the lamination structure, source/drain regions disposed under the source/drain electrodes, a channel layer disposed in the lamination structure spaced apart from the principal surface and connecting the source/drain regions, a barrier layer disposed in the lamination structure between the channel layer and the principal surface and having a conduction band edge energy higher than the channel layer, and a pair of impurity doped regions formed in the barrier layer and channel layer continuously with the source/drain regions on both sides of the gate electrode, wherein a carrier density in the barrier layer is lower than a carrier density in the channel layer in the impurity doped region.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: December 11, 2001
    Assignee: Fujitsu Quantum Devices Limited
    Inventors: Hiroyuki Oguri, Teruo Yokoyama
  • Patent number: 6330520
    Abstract: A wrist watch which instantaneously displays the velocity of the service ball in kilometers or miles for its manual or electronic display during competitions.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: December 11, 2001
    Inventors: Adolphe Richard Dziulko, Alice Wanda Dziulko
  • Patent number: D452207
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: December 18, 2001
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Noriyuki Ishii, Shinri Chibuka, Hajime Maniwa, Katsumi Takahashi