Patents Represented by Attorney, Agent or Law Firm Plotkin & Kahn PLLC
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Patent number: 6390284Abstract: A hanging-down jig is provided for supporting a vehicle body frame for a motorcycle in a hung-down manner on a hanger of an overhead conveyor. A dummy frame is mounted on the vehicle body frame for the motorcycle for supporting the vehicle body frame in a hang-down manner on a support arm of the hanger of the overhead conveyor. The dummy frame includes a center member coupled to the vehicle body frame by a pin, and a pair of left and right side members coupled to the vehicle body frame by a pin. The angle of, the longitudinal positions of and the lateral distance between the side members with respect to the center member can be adjusted as desired. The longitudinal and vertical positions of a support portion provided on the support arm of the hanger and engaged with a hanging-down member of the dummy frame can be adjusted as desired.Type: GrantFiled: May 18, 2000Date of Patent: May 21, 2002Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Toshio Yamada, Toshihiro Tsuchiya, Norihisa Ohgi
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Patent number: 6393253Abstract: The present invention provides an educational data processing device to reutilize the answer data to a certain question as incorrect answer data for other questions and it also provides a data processing device to store data, question and answer with ease. The educational data processing device of the present invention comprises a computer with a CPU, a memory system, and input and output systems; a DSG, stored in said memory system consisting of multiple DS where each DS consists of two types of data, a question and answer; and a program, stored in said memory system that performs the following functions: (a) selects a question and answer data from a DS, and one or more answer data from randomly selected DS in said DSG; (b) presents a question and Multiple-choice answer set to the user through said output system.Type: GrantFiled: October 6, 1999Date of Patent: May 21, 2002Assignee: Mediafive CorporationInventor: Kentaro Kitabatake
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Patent number: 6387726Abstract: A method of fabricating a back surface point contact silicon solar cell having p-doped regions and n-doped regions on the same side by forming a passivating layer on a surface of the cell having opened windows at the p-doped regions and the n-doped regions, by depositing and patterning a first metal layer on the passivating layer in such a way that the first metal layer comes into contact with the p-doped regions and the n-doped regions, by depositing an insulator layer of polyimide on the first metal layer, by etching and patterning the insulator layer of polyimide in such a way that the insulator layer has opened windows at, at least one of the p-doped regions and the n-doped regions, by curing the insulator layer of polyimide by heating at temperature for a period, by additionally curing the insulator layer of polyimide by heating at a second temperature, which is higher than the first temperature, and by depositing a second metal layer made of metal stack on the insulator layer of polyimide in such a wayType: GrantFiled: December 30, 1999Date of Patent: May 14, 2002Assignees: Sunpower Corporation, Honda Giken Kogyo Kabushiki KaishaInventors: Pierre J. Verlinden, Akira Terao, Haruo Nakamura, Norio Komura, Yasuo Sugimoto, Junichi Ohmura
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Patent number: 6388545Abstract: A SAW-filter device includes a piezoelectric substrate carrying thereon a first interdigital electrode pair connected to an input terminal and a second interdigital electrode pair connected to an output terminal. The first interdigital electrode pair is grounded to a first ground pad, while the second interdigital electrode pair is grounded to a second ground pad different from the first ground pad. The piezoelectric substrate is accommodated into a space formed in a package body, wherein the space is covered by a metal cap member connected to one of the first and second ground pads.Type: GrantFiled: May 25, 1999Date of Patent: May 14, 2002Assignee: Fujitsu LimitedInventors: Osamu Kawachi, Masanori Ueda, Akira Suga
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Patent number: 6386067Abstract: In a transmitting system for a small-sized vehicle in which a crankshaft and an input shaft of a transmission are connected to each other through a fluid transmitting device such as a torque converter. A primary reducing device, the fluid transmitting device and a shifting clutch are disposed on the crankshaft sequentially from one side of a crankcase supporting the crankshaft with a bearing interposed therebetween toward the outside, and the axial movements of the input member, the pump impeller and the turbine impeller on the crankshaft are restrained by the bearing and a nut threadedly fitted at a tip end of the crankshaft. Thus, a creep phenomenon of the fluid transmitting device can be eliminated by controlling the shifting clutch, and the shifting operation of the transmission can be conducted lightly. Moreover, the transmitting system is of a simple construction and improved in assemblability.Type: GrantFiled: November 8, 2000Date of Patent: May 14, 2002Assignee: Yutaka Giken Co., Ltd.Inventors: Koji Inoue, Tokuji Yoshimoto
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Patent number: 6385826Abstract: A sample warper including a plurality of yarn guides, rotatably mounted on one side surface of a warper drum, for winding a plurality of yarns on the warper drum, a yarn selector mounted on a base supporting the warper drum for supplying the individual yarn selectively to one of the yarn guides and receiving selectively the yarn from one of the yarn guides, and a rotary creel supporting a plurality of bobbins of various kinds and/or a single kind of yarns. To detect a trouble, such as mis-winding or double-yarn-winding, the sampler warper is equipped with a yarn detector disposed adjacent to the peripheral edge of the warper drum for detecting whether or not the individual yarn is caught by the associated yarn guide, thereby confirming transferring of the yarn between said yarn guide and said yarn selector so that the yarns are successively wound neatly on said warper drum in preset yarn order.Type: GrantFiled: May 31, 2001Date of Patent: May 14, 2002Assignee: Suzuki Warper Ltd.Inventors: Yoshihiro Tanaka, Takatsugu Aihara
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Patent number: 6387809Abstract: A method and apparatus for lapping or polishing a semiconductor silicon single crystal wafer is provided for eliminating the transfer of waviness of a wafer cut by a wire saw apparatus, improving the quality of the wafer, realizing automated lapping or polishing processes, allowing for single crystal processing from a cassette to another cassette, and increasing the workability and labor productivity. A small amount “e” of single-side lapping or single-side polishing is repeated alternately on the two sides “A” and “B” of a semiconductor silicon single crystal wafer “W” to get to a predetermined total lapping or polishing stock removal.Type: GrantFiled: March 16, 1999Date of Patent: May 14, 2002Assignee: Shin-Etsu Handotai Co., Ltd.Inventor: Kohei Toyama
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Patent number: 6388951Abstract: An audio apparatus comprises an internal clock capable of generating time data; a display section capable of displaying one form of information selected from several predetermined forms of information; and a controller capable of changing the selected information and enabling the selected information to be displayed on the display section, in accordance with the time data generated by the internal clock.Type: GrantFiled: September 13, 1999Date of Patent: May 14, 2002Assignee: Pioneer CorporationInventors: Ryuichiro Matsumoto, Dai Ishikawa, Hidekazu Yoshida, Michiaki Hamada, Chiharu Akaishi
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Patent number: 6386186Abstract: A fuel vapor handling system for a dual fluid fuel injection system, including: a fuel supply apparatus and a gas supply apparatus for respectively supplying liquid fuel and gas-vapor mixture to at least one delivery injector of the dual fluid fuel injection system, the fuel supply apparatus including a fuel pump; and a fuel vapor control device providing a fluid communication between the fuel supply apparatus downstream of the fuel pump and the gas supply apparatus to allow fuel vapor present within the fuel supply apparatus to pass to the gas supply apparatus for subsequent delivery by the at least one delivery injector. The fuel vapor device preferably allows the pressure of the liquid fuel supplied to the at least one delivery injector to be substantially equalized with the pressure of the gas supplied to the delivery injector.Type: GrantFiled: June 9, 2000Date of Patent: May 14, 2002Assignee: Orbital Engine Company (Australia) Pty LimitedInventors: Nicholas Coplin, Raymond John Hill
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Patent number: 6385917Abstract: A base isolation device used for the purpose of absorbing a quake of the ground by, for example, an earthquake to thereby reduce the quake of a building, or used for the purpose of reducing a quake applied to a precision machinery and tool in transportation etc. of the precision machinery and tool. The base isolation device comprises 1st and 2nd track rails disposed orthogonally to each other, a 1st slide member freely linearly movable along the 1st track rail, a 2nd slide member connected to the 1st slide member and freely linearly movable along the 2nd track rail, a ball screw for converting a linear motion of the 2nd slide member into a rotary motion, a rotary sleeve to which a rotation is given by the ball screw, a stationary sleeve forming an action chamber of damping force between it and an outer periphery face of the rotary sleeve, and a viscous fluid sealed in the action chamber.Type: GrantFiled: September 14, 2000Date of Patent: May 14, 2002Assignee: THK Co., Ltd.Inventor: Masashi Konomoto
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Patent number: 6388945Abstract: A semiconductor memory device outputs data in synchronization with an external clock signal. The semiconductor memory device comprises a first frequency divider dividing a frequency of the external clock signal supplied thereto so as to generate a first internal clock signal; a delay circuit delaying the external clock signal; a second frequency divider dividing a frequency of a signal supplied from the delay circuit so as to generate a second internal clock signal; and a data control unit outputting the data according to the first internal clock signal and the second internal clock signal.Type: GrantFiled: March 20, 2001Date of Patent: May 14, 2002Assignee: Fujitsu LimitedInventor: Tadao Aikawa
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Patent number: 6388278Abstract: IT-CCD has a number of photoelectric conversion elements disposed in a pixel shift layout in a plurality of rows and columns, a plurality of vertical transfer CCDs for transferring signal charges accumulated in the photoelectric conversion elements toward a horizontal transfer CCD in a zigzag way, and readout gate regions for controlling for corresponding photoelectric conversion elements to read the signal charges accumulated in the photoelectric conversion elements to the vertical transfer CCDs. In manufacturing such IT-CCD, for twos of a plurality of photoelectric conversion element columns, a vertical transfer CCD is provided in an area in plan view between the two photoelectric conversion element columns, and a plurality of charge transfer stages constituting a adjusting portion are formed downstream of the downstream ends of the vertical transfer CCDs.Type: GrantFiled: September 26, 2000Date of Patent: May 14, 2002Assignee: Fuji Photo Film Co., Ltd.Inventors: Nobuo Suzuki, Kazuyuki Masukane
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Patent number: 6388275Abstract: A compound semiconductor device based on gallium nitride which can have a thick gallium nitride semiconductor layer serving to prevent cracks or defects attributable to a strain caused by a difference in lattice constant or coefficient of thermal expansion. Between a contact layer 4 consisting of a film of n-type GaN and a clad layer 5 consisting of a film of a n-type AlyGa1−yN is interposed a crack-preventive buffer layer 5 having both of the compositions of the two films.Type: GrantFiled: May 2, 2000Date of Patent: May 14, 2002Assignee: Sanyo Electric Co., Ltd.Inventor: Takashi Kano
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Patent number: 6388814Abstract: A micro-display (1) and a condenser lens (2) focusing an image of the micro-display onto retina of human eye are provided within a case (3). Then, a reflected light detecting means (4) for detecting brightness of reflected light reflected by human retina, which comprises a block where a light emitting section (41) and a light receiving section (42) are provided alternately is provided. A location adjusting means for moving, for example, the condenser lens held with coil (51) so that amount detected by this reflected light detecting means, for example, is maximized and adjusting the relation so that the location relationship between the micro-display and the condenser lens is optimized. As a result, a head mounted display can be obtained which is capable of observing without occurring any fatigue of eyes in the case where one has to recognize both of the outside world and the display approximately at the same time.Type: GrantFiled: December 27, 2000Date of Patent: May 14, 2002Assignee: Rohm Co., Ltd.Inventor: Haruo Tanaka
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Patent number: 6386983Abstract: A constant velocity joint includes an outer joint member having eight axially extending curved guide grooves formed in a spherical inner surface. Likewise, an inner joint member has eight axially extending curved guide grooves formed in a spherical outer surface. Eight ball tracks are defined between the guide grooves of the inner and outer joint members. Each ball track is enlarged in wedge form in a sense of the axial direction. A torque transmitting ball is disposed in each ball track and a cage is provided having a corresponding number of pockets for storing the torque transmitting balls. A bearing is provided having a fixing member, first and second outer races, first and second inner races, and rolling members between the first and second outer races and the first and second inner races. The first and second outer races are provided in the fixing member while the first and second inner races are provided on the outer joint member.Type: GrantFiled: February 9, 2000Date of Patent: May 14, 2002Assignee: NTN CorporationInventors: Keisuke Sone, Kazuhiko Hozumi, Yoshihisa Kaneko, Tatsuro Sugiyama
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Patent number: 6382192Abstract: An evaporating fuel processing apparatus of an internal combustion engine is disclosed, which can reliably determine the presence or absence of leakage even if stopping and restarting operations of the internal combustion engine are alternately repeated.Type: GrantFiled: December 15, 2000Date of Patent: May 7, 2002Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Shinichi Kitajima, Hideyuki Oki, Atsushi Matsubara
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Patent number: 6384552Abstract: The present invention provides a control apparatus for an electric vehicle, capable of reducing the switching loss while restricting the surge voltage generated in the IGBT elements constituting a driving inverter of a motor for moving the electric vehicle to a predetermined voltage below an allowable surge withstand voltage. The control device of the electric vehicle comprises an IGBT temperature detecting device 11 for detecting the temperature of the IGBT elements, a gate resistance calculation device for detecting the resistance of the gate resistor so as to restrict the voltage including the surge voltage, which is applied to the elements, to a predetermined voltage below the allowable surge withstand voltage of the elements using an output command current, a battery voltage, and/or the detected temperature by the IGBT temperature detecting device 11 as parameters.Type: GrantFiled: December 6, 2000Date of Patent: May 7, 2002Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Iwao Shimane, Satoru Adachi, Hiroaki Takanohashi
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Patent number: 6384646Abstract: A select signal generating circuit for preventing a malfunction and an increase in the circuit area is provided. The select signal generating circuit includes a select signal generator for generating a plurality of select output signals in accordance with a clock signal in response to a reset signal provided after a predetermined time passes since power on. A power-ON detection circuit detects the power-on, generates a power-ON detection signal, and maintains the power-ON detection signal until the reset signal is provided. The select signal generator includes a clamp circuit connected to the power-ON detection circuit for clamping the plurality of select output signals to predetermined levels in response to the power-ON detection signal.Type: GrantFiled: March 23, 2001Date of Patent: May 7, 2002Assignee: Fujitsu LimitedInventor: Takashi Ozawa
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Patent number: 6384422Abstract: (a) At first a semiconductor substrate (11) having a lacunose layer (12) disposed at a equal depth (h) from the surface of a semiconductor layer (1) is formed; (b) then electric components (2), for example, transistors, or lines (3) for an electric circuit are formed on the semiconductor layer (1) at the surface side with respect to the lacunose layer (12); (c) then the semiconductor substrate is separated at the lacunose layer; (d) and an insulating layer (5) is formed on the surface exposed by the separation. The ultrathin semiconductor device has a thickness lower than 20 micro meters. As a result, a thin semiconductor device, having an SOI structure, for example can be fabricated, without the electric components and the insulating layer being influenced by charging up, which may appear during the manufacturing process. And it is also possible to realize a three dimensional semiconductor device.Type: GrantFiled: February 21, 2001Date of Patent: May 7, 2002Assignee: Rohm Co., Ltd.Inventor: Noriyuki Shimoji
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Patent number: 6385151Abstract: A clock signal generating system of the present invention is provided for recording information on a disc. The disc has a plurality of recording tracks wobbled by a wobble signal having a predetermined frequency and a plurality of prepits disposed at positions having a predetermined phase relation with respect to a phase of the wobble signal. A clock signal is generated based on the wobble signal. A prepit signal is produced from the prepit. The phase of the wobble signal is compared with a phase of the prepit signal, thereby generating a phase adjusting signal. The phase of the clock signal is adjusted based on the phase adjusting signal. A recording clock signal for recording the information is produced by an adjusted clock signal.Type: GrantFiled: October 19, 2001Date of Patent: May 7, 2002Assignee: Pioneer Electronic CorporationInventors: Kazuo Kuroda, Toshio Suzuki, Masayoshi Yoshida