Patents by Inventor Kouichi Yamamoto
Kouichi Yamamoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7598497Abstract: A method and an apparatus for calculating a scan signal so that the scan region becomes a scan region which is based on magnification ratio between desired magnification in a scan-line interval direction and desired magnification in a scan-line direction, and performing a calculation for rotating the scan direction with respect to the scan signal in order to suppress a distortion which is caused to occur when the technology where the scan direction of a charged particle beam is rotated is applied to the technology where the charged particle beam is scanned such that the scan-line interval is enlarged.Type: GrantFiled: August 22, 2007Date of Patent: October 6, 2009Assignee: Hitachi High-Technologies CorporationInventors: Kouichi Yamamoto, Kaneo Kageyama
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Publication number: 20080054187Abstract: A method and an apparatus for calculating a scan signal so that the scan region becomes a scan region which is based on magnification ratio between desired magnification in a scan-line interval direction and desired magnification in a scan-line direction, and performing a calculation for rotating the scan direction with respect to the scan signal in order to suppress a distortion which is caused to occur when the technology where the scan direction of a charged particle beam is rotated is applied to the technology where the charged particle beam is scanned such that the scan-line interval is enlarged.Type: ApplicationFiled: August 22, 2007Publication date: March 6, 2008Inventors: Kouichi Yamamoto, Kaneo Kageyama
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Publication number: 20080000672Abstract: A water stopping structure includes a water stopping member that has an outer peripheral face which is inclined with respect to an axis direction of a shielded wire, and that is adapted to contract a diameter thereof and attached on an outer face of the shielded wire in a state that the outer peripheral face of the water stopping member is positioned to an end portion of the sheath which is adjacent to an exposed portion of the outer sheath, and a fastening ring that has an inner peripheral face which is corresponded to the outer peripheral face of the water stopping member in inclination. The fastening ring is slid in the axis direction of the shielded wire so as to press the end portion of the sheath of the shielded wire for contracting the diameter of the water stopping member in a state that the inner peripheral face of the fastening ring is arranged on the outer peripheral face of the water stopping member.Type: ApplicationFiled: May 24, 2007Publication date: January 3, 2008Applicant: YAZAKI CORPORATIONInventors: Kouichi YAMAMOTO, Hidehiro ICHIKAWA, Shigemi HASHIZAWA
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Publication number: 20070215374Abstract: To simply provide a water-stopping structures for shielded electric wire in the shielded portion of the wire at a low cost, a water stop structure in a shielded electric wire is comprised by stripping a sheath 4 of the shielded electric wire in the middle part thereof; permeating an adhesive into the exposed shield member 3; overlaying a heat shrinkable tube 12 over the shield member via hot melt 14; and heat shrinking the heat shrinkable tube 12 in a state where both ends of the heat shrinkable tube 12 are overlapped with the outer periphery of the sheath 4.Type: ApplicationFiled: March 19, 2007Publication date: September 20, 2007Applicant: YAZAKI CORPORATIONInventors: Hidehiro Ichikawa, Kouichi Yamamoto, Shigemi Hashizawa
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Publication number: 20070170951Abstract: A control system and method of a semiconductor inspection system are disclosed, wherein the inspection can be conducted without reducing the reliability of measurement even in the case where the supply voltage drops. The control system has a controller, a power supply for a power on-off circuit constituting a switching regulator designed to maintain the output voltage against a supply voltage drop, and a supply voltage drop detector. In the case where a supply voltage drop is detected during the measurement, the measurement is automatically suspended, and after restoring the supply voltage, the measurement is automatically restarted.Type: ApplicationFiled: March 22, 2007Publication date: July 26, 2007Applicant: HITACHI HIGH-TECNHOLOGIES CORPORATIONInventors: Kouichi Yamamoto, Shinobu Otsuka
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Publication number: 20070159662Abstract: An image forming method and a charged particle beam apparatus suitable for suppressing the inclination of charging when scanning a two-dimensional area with a charged particle beam. A third scanning line located between a first scanning line and a second scanning line is scanned. After the first, second and third scanning lines have been scanned, a plurality of scanning lines are scanned between the first and third scanning lines and between the second and third scanning lines.Type: ApplicationFiled: March 5, 2007Publication date: July 12, 2007Inventors: Atsushi Kobaru, Hidetoshi Morokuma, Hiroki Kawada, Sho Takami, Katsuhiro Sasada, Kouichi Yamamoto, Norio Satou, Kunio Nakanishi
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Patent number: 7196533Abstract: A control system and method of a semiconductor inspection system are disclosed, wherein the inspection can be conducted without reducing the reliability of measurement even in the case where the supply voltage drops. The control system has a controller, a power supply for a power on-off circuit constituting a switching regulator designed to maintain the output voltage against a supply voltage drop, and a supply voltage drop detector. In the case where a supply voltage drop is detected during the measurement, the measurement is automatically suspended, and after restoring the supply voltage, the measurement is automatically restarted.Type: GrantFiled: February 23, 2005Date of Patent: March 27, 2007Assignee: Hitachi High-Technologies CorporationInventors: Kouichi Yamamoto, Shinobu Otsuka
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Patent number: 7194362Abstract: It is an object to provide an individual voltmeter apparatus utilizing a switching circuit which suppresses the variation of the consumption power of the unit cell of a set of batteries. The power supply of a first current path 2m1 and a second current path 2m2 of a level shift circuit 2m is between the unit cell Vm+1 and V1, and between the unit cell Vm+1 and one lower rank cell Vm, respectively. The same current, which responds to all semiconductor switches, flows in the first current path 2m1. In the second current path 2m2, a larger current is provided to the second current path in which the semiconductor switch is connected to the higher rank unit cell.Type: GrantFiled: March 22, 2005Date of Patent: March 20, 2007Assignee: Yazaki CorporationInventors: Satoshi Ishikawa, Kouichi Yamamoto
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Patent number: 7187345Abstract: An image forming method and a charged particle beam apparatus suitable for suppressing the inclination of charging when scanning a two-dimensional area with a charged particle beam. A third scanning line located between a first scanning line and a second scanning line is scanned. After the first, second and third scanning lines have been scanned, a plurality of scanning lines are scanned between the first and third scanning lines and between the second and third scanning lines.Type: GrantFiled: December 12, 2005Date of Patent: March 6, 2007Assignee: Hitachi High-Technologies CorporationInventors: Atsushi Kobaru, Hidetoshi Morokuma, Hiroki Kawada, Sho Takami, Katsuhiro Sasada, Kouichi Yamamoto, Norio Satou, Kunio Nakanishi
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Publication number: 20070025135Abstract: A CPU 52 detects respective voltages across unit cells B1 to Bn and extracts a minimum unit cell having a minimum voltage from the plurality of unit cells B1 to Bn based on the detected voltages. The CPU 52 sets one of cell groups each including two unit cells connected in series except the minimum unit cell as a discharge cell group, and connects the both ends of the discharge cell group to a capacitor C to transfer electric charge from the discharge cell group to the capacitor C and connects the both ends of the minimum unit cell to the capacitor C to transfer electric charge from the capacitor C to the minimum unit cell such that the respective voltages across the unit cells are equalized.Type: ApplicationFiled: July 31, 2006Publication date: February 1, 2007Inventors: Kouichi Yamamoto, Satoshi Ishikawa
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Publication number: 20070024528Abstract: An image forming method and a charged particle beam apparatus suitable for suppressing the inclination of charging when scanning a two-dimensional area with a charged particle beam. A third scanning line located between a first scanning line and a second scanning line is scanned. After the first, second and third scanning lines have been scanned, a plurality of scanning lines are scanned between the first and third scanning lines and between the second and third scanning lines.Type: ApplicationFiled: December 12, 2005Publication date: February 1, 2007Inventors: Atsushi Kobaru, Hidetoshi Morokuma, Hiroki Kawada, Sho Takami, Katsuhiro Sasada, Kouichi Yamamoto, Norio Satou, Kunio Nakanishi
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Patent number: 7124002Abstract: A tire air pressure abnormality warning device includes a transmitter for transmitting a signal of the air pressure of a tire measured by a pressure sensor, a portable device for opening and closing a door lock of a vehicle, and a vehicle-installed device for determining whether or not the signal from the transmitter indicates an abnormal air pressure of the tire and for driving the door lock by a signal from the portable device. The vehicle-installed device has a recording section for recording tire air pressure abnormality data. When the vehicle-installed device communicates with the portable device, it searches for any abnormality data from the recording section. If there is any abnormality data, it transmits a tire air pressure abnormality signal to the portable device. The portable device indicates a warning of abnormal air pressure of the tire by the tire air pressure abnormality signal using a warning indicating section.Type: GrantFiled: September 9, 2003Date of Patent: October 17, 2006Assignee: Alps Electric Co., Ltd.Inventors: Kouichi Yamamoto, Tomosuke Takata
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Publication number: 20060214636Abstract: The present invention is to provide an equalizing method and an apparatus thereof for preventing unit cells from being over charged and discharged. After an ignition switch is turned off, CPU checks a voltage of a main battery and judges whether the main battery is in a state of equilibrium or not. When the main battery is in the state of equilibrium, the CPU controls a first and second switch groups to equalize voltages of unit cells included in the main battery by repeating a charge transfer from a maximum voltage cell to a minimum voltage cell for a predetermined period of time.Type: ApplicationFiled: December 22, 2005Publication date: September 28, 2006Applicant: Yazaki CorporationInventors: Youichi Arai, Kouichi Yamamoto
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Patent number: 7012435Abstract: A method of detecting a state of an insulation resistance fall detector that includes: a detection resistance connected in series to an insulation resistance between a vehicle body and a power source; a condenser provided between the insulation resistance and the detection resistance; a pulse signal applying unit that applies a pulse signal to a serial circuit constituted by the insulation resistance, the condenser and the detection resistance; a low pass filter that filters a voltage of a connecting point between the coupling condenser and the detection resistance; and a fall detecting unit that detects a fall of the insulation resistance on the basis of the output of the filter, the method comprising the steps of: varying a pulse width of the pulse signal; and detecting the state of the insulation resistance fall detector on the basis of the output of the filter when the pulse width is varied.Type: GrantFiled: October 7, 2004Date of Patent: March 14, 2006Assignee: Yazaki CorporationInventors: Kouichi Yamamoto, Satoshi Ishikawa
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Patent number: 7005860Abstract: An insulation resistance drop detector 50 and a method of detecting a state of malfunction of the detector 50 are provided. When open of a coupling capacitor Co or malfunction of a lowpass filter 53 is occurred, a time constant of the low pass filter 53 is decreased and a rising time of an output of the lowpass filter 53 against an output of a pulse signal P1 becomes shorter than that in a state of normal. Thereby, malfunction of the detector 50 can be detected based on the output of the filter 53 corresponding to change of frequency of the pulse signal P1.Type: GrantFiled: October 7, 2004Date of Patent: February 28, 2006Assignee: Yazaki CorporationInventors: Kouichi Yamamoto, Satoshi Ishikawa, Kenji Uchida, Toshihiro Katsuta
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Patent number: 7004760Abstract: A connector is used for connecting a plurality of first terminals formed on a first electronic part to a plurality of respective second terminals formed on a second electronic part. The connector comprises an intermediate basis material having a spring characteristic, a plurality of first electrically conductive members provided on a first surface of the intermediate basis material, a plurality of second electrically conductive members provided on a second surface of the intermediate basis material, and wiring for connecting each of the first electrically conductive members to a corresponding one of the second electrically conductive members. Such electrically-conductive members may be columnar, tubular, spherical, and the like, and of appropriate width, thickness and material with regard to the characteristic requirements of the intermediate basis material.Type: GrantFiled: December 22, 2003Date of Patent: February 28, 2006Assignee: Hitachi, Ltd.Inventors: Katsuro Kawazoe, Takayuki Uda, Kouichi Yamamoto, Tsutomu Sakamoto, Maria Katsuki
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Publication number: 20050270811Abstract: A switching circuit includes a capacitor, a combination battery having a plurality of unit cells connected in series, each of the unit cells containing battery, and a plurality of change-over switches sequentially connecting both ends of the each of the unit cells to the capacitor. The change-over switch has two semiconductor switches connected in series so that the source-drain directions thereof are oriented opposite to each other.Type: ApplicationFiled: December 3, 2004Publication date: December 8, 2005Inventors: Satoshi Ishikawa, Kouichi Yamamoto
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Publication number: 20050264436Abstract: A sliding type portable telephone has: a first operation unit for receiving input operations from the user while the open/close unit is in a contracted state; a second operation unit for receiving input operations from the user while the open/close unit is in an extended state; and a control unit for performing processing in response to the input operations that the operation units and received from the user. When the extended state is detected after processing is performed that responds to the first input operation received from the user via the first operation unit while in the contracted state, the control unit performs processing that responds to a second input operation, which can be a next input operation, before receiving the input operation subsequent to the first input operation from the user via the second operation unit.Type: ApplicationFiled: July 16, 2004Publication date: December 1, 2005Applicant: Hitachi, Ltd.Inventors: Kouichi Yamamoto, Takashi Satou, Toshimasa Kawamura, Atsuo Souma, Takashi Aizawa
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Publication number: 20050206386Abstract: It is an object to provide an individual voltmeter apparatus utilizing a switching circuit which suppresses the variation of the consumption power of the unit cell of a set of batteries. The power supply of a first current path 2m1 and a second current path 2m2 of a level shift circuit 2m is between the unit cell Vm+1 and V1, and between the unit cell Vm+1 and one lower rank cell Vm, respectively. The same current, which responds to all semiconductor switches, flows in the first current path 2m1. In the second current path 2m2, a larger current is provided to the second current path in which the semiconductor switch is connected to the higher rank unit cell.Type: ApplicationFiled: March 22, 2005Publication date: September 22, 2005Inventors: Satoshi Ishikawa, Kouichi Yamamoto
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Publication number: 20050184749Abstract: A control system and method of a semiconductor inspection system are disclosed, wherein the inspection can be conducted without reducing the reliability of measurement even in the case where the supply voltage drops. The control system has a controller, a power supply for a power on-off circuit constituting a switching regulator designed to maintain the output voltage against a supply voltage drop, and a supply voltage drop detector. In the case where a supply voltage drop is detected during the measurement, the measurement is automatically suspended, and after restoring the supply voltage, the measurement is automatically restarted.Type: ApplicationFiled: February 23, 2005Publication date: August 25, 2005Inventors: Kouichi Yamamoto, Shinobu Otsuka