Patents by Inventor Yasushi Kaneko
Yasushi Kaneko 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: 6169708Abstract: A timepiece with a liquid crystal display panel 40 having at least either of a time display section 40a and a calendar display section 40b, and comprising a TN liquid crystal cell with about 90° twisted nematic liquid crystals sealed in-between a pair of transparent substrates having respective transparent electrodes, a first polarizing film disposed on the visible side of the TN liquid crystal cell, a second polarizing film, a retardation film for circularly polarized light, a cholestric liquid crystal polymer sheet, a translucent light absorbing member and a backlight disposed successively on a side of the TN liquid crystal cell, opposite from the visible side thereof. With such a constitution, time display and calendar display are rendered visible even at night by lighting up the backlight, and colored display in a metallic tone can be indicated.Type: GrantFiled: February 9, 2000Date of Patent: January 2, 2001Assignee: Citizen Watch Co., Ltd.Inventors: Yasushi Kaneko, Masafumi Ide, Takashi Akiyama
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Patent number: 6169589Abstract: In a reflection-type color liquid crystal display which can display a bright, high-saturation negative-type color display with a background in black or deep color, a pair of polarizing films 8 and 9 are disposed on both sides of a liquid crystal 20 which has a nematic liquid crystal 7 between a pair of substrates 1 and 4 having electrodes respectively, and a twisted retardation film 10 is disposed between the polarizing films 9 and the liquid crystal device 20. The intersecting angle between absorption axes of the pair of polarizing films 8 and 9 is set to be in the range of 60° to 120°, the &Dgr;nd value of the liquid crystal device 20 is set to be in the range of 1500 nm to 1800 nm, and the &Dgr;nd value of the twisted retardation film 10 is arranged to be in nearly the same range as the &Dgr;nd value of the liquid crystal device 20.Type: GrantFiled: June 3, 1999Date of Patent: January 2, 2001Assignee: Citizen Watch Co., Ltd.Inventor: Yasushi Kaneko
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Patent number: 6151004Abstract: In a field-sequential type color display system comprising a light source unit (1) composed of a plurality of color light sources, a light source driving circuit (8) for driving the light source unit, a liquid crystal shutter unit (2) for controlling transmittivity of light rays emitted by the light source unit, a shutter control circuit (9) for controlling the liquid crystal shutter unit, and a synchronous circuit (10) for synchronizing the light source driving circuit (8) with the shutter control circuit (9), a field is composed of a plurality of sub-fields corresponding to the plurality of color light sources of the light source unit (1), and multicolor display is effected by energizing the color light sources for specific colors against the respective sub-fields while controlling the liquid crystal shutter unit (2) according to the respective sub-fields.Type: GrantFiled: April 16, 1998Date of Patent: November 21, 2000Assignee: Citizen Watch Co., Ltd.Inventor: Yasushi Kaneko
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Patent number: 6141070Abstract: In a reflection-type color liquid crystal display which can display a bright, high-saturation negative-type color display with a background in black or deep color, a pair of polarizing films 8 and 9 are disposed on both sides of a liquid crystal 20 which has a nematic liquid crystal 7 between a pair of substrates 1 and 4 having electrodes respectively, and a twisted retardation film 10 is disposed between the polarizing films 9 and the liquid crystal device 20. The intersecting angle between absorption axes of the pair of polarizing films 8 and 9 is set to be in the range of 60.degree. to 120.degree., the .DELTA.nd value of the liquid crystal device 20 is set to be in the range of 1500 nm to 1800 nm, and the .DELTA.nd value of the twisted retardation film 10 is arranged to be in nearly the same range as the .DELTA.nd value of the liquid crystal device 20.Type: GrantFiled: June 12, 1998Date of Patent: October 31, 2000Assignee: Citizen Watch Co., Ltd.Inventor: Yasushi Kaneko
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Patent number: 6124916Abstract: On a first substrate constituting a liquid crystal display there are disposed a first electrode (13) and a second electrode (14), a non-linear resistance element (9) being placed at an intersection between a part of the first electrode and a part of the second electrode, an isolated island-like third electrode (16) constituting an electrode pair in conjunction with the second electrode (14). On a second substrate there is disposed an counter electrode (15) extending in the perpendicular direction intersecting the first electrode (13), the counter electrode (15) being opposed to a portion (16a) of the third electrode on the first substrate to accommodate therebetween conductive beads (7) for electrically connecting the counter electrode (15) and the third electrode (16) with each other in a liquid crystal.Type: GrantFiled: November 12, 1997Date of Patent: September 26, 2000Assignee: Citizen Watch Co., Ltd.Inventors: Yasushi Kaneko, Kyoko Tsukada
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Patent number: 6083968Abstract: Described is a triazole derivative represented by the formula (1): ##STR1## wherein R.sup.1 represents a hydrogen atom, a lower alkyl group or an aralkyl group, X.sup.1 and X.sup.2 are the same or different and each independently represents a hydrogen atom, a halogen atom or a halogenoalkyl and n stands for an integer of 0 to 2, or salt thereof; a preparation process of said compound and a pharmaceutical comprising said compound as an effective ingredient.The compound as described above has high antimycotic activity and is useful for the prevention and treatment of mammalian mycotic infections.Type: GrantFiled: December 9, 1998Date of Patent: July 4, 2000Assignee: SSP Co., Ltd.Inventors: Sunao Takeda, Yasushi Kaneko, Minoru Tokizawa, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato
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Patent number: 6067136Abstract: A liquid crystal cell is made by filling a nematic liquid crystal between a pair of glass substrates having a transparent electrode on each confronting inside surface, a twisted retardation film or an ordinary retardation film being disposed as a birefringence layer on the visible side of the liquid crystal cell, and an absorption-type polarizing film being disposed on the outside thereof. On the opposite side to the visible side of the liquid crystal cell, a reflection-type polarizing film, a translucent absorbing film and a back light are disposed in that order. Through the above configuration, a bright reflection-type color display using outside light and a transmission-type color display using a back light can be obtained.Type: GrantFiled: July 23, 1998Date of Patent: May 23, 2000Assignee: Citizen Watch Co., Ltd.Inventors: Tooru Yamaguchi, Yasushi Kaneko
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Patent number: 6063945Abstract: A compound having formula (2): ##STR1## wherein R represents hydrogen, a straight or branched C.sub.1-10 alkyl group, a C.sub.7-11 aralkyl group or a C.sub.2-10 carboacyl group and m stands for 1 to 5.Type: GrantFiled: June 8, 1999Date of Patent: May 16, 2000Assignee: SS Pharmaceutical Co., Ltd.Inventors: Minoru Tokizawa, Sunao Takeda, Yasushi Kaneko, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato, Hideaki Matsuda
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Patent number: 6040325Abstract: Described is a triazole derivative represented by the formula (1): wherein R.sup.1 represents a hydrogen atom, a lower alkyl group or an aralkyl group, X.sup.1 and X.sup.2 are the same or different and each independently represents a hydrogen atom, a halogen atom or a halogenoalkyl and n stands for an integer of 0 to 2, or salt thereof; a preparation process of said compound and a pharmaceutical comprising said compound as an effective ingredient.The compound as described above has high antimycotic activity and is useful for the prevention and treatment of mammalian mycotic infections.Type: GrantFiled: January 22, 1999Date of Patent: March 21, 2000Assignee: SSP Co., Ltd.Inventors: Sunao Takeda, Yasushi Kaneko, Minoru Tokizawa, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato
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Patent number: 6008239Abstract: Described is a triazole derivative represented by the formula (1): ##STR1## wherein R.sup.1 represents a lower alkyl group or an aralkyl group, R.sup.2 represents a hydrogen atom, a lower alkyl group, an aralkyl group or an acyl group, X.sup.1 and X.sup.2 are the same or different and each independently represents a hydrogen atom, a halogen atom or a trifluoromethyl group, n stands for an integer of 0 to 2 and m stands for an integer of 1 to 5, or salt thereof; and also a pharmaceutical comprising the derivative or salt thereof as an effective ingredient. The compound as described above has a high antimycotic activity and is useful for the prevention and treatment of mammalian mycotic infections.Type: GrantFiled: August 17, 1998Date of Patent: December 28, 1999Assignee: SSP Co., Ltd.Inventors: Yasushi Kaneko, Sunao Takeda, Minoru Tokizawa, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato
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Patent number: 6002028Abstract: Described is a triazole derivative represented by the formula (1) or salt thereof, preparation process thereof, preparation intermediates represented by the formulas (2) and (3), and a pharmaceutical comprising the compound represented by the formula (1) or salt thereof. ##STR1## wherein n stands for 0, 1 or 2, X.sup.1 represents H or F and Y.sup.1 and Y.sup.2 each independently represents H, halogen or CF.sub.3.Type: GrantFiled: May 14, 1999Date of Patent: December 14, 1999Assignee: SS Pharmaceutical Co., Ltd.Inventors: Minoru Tokizawa, Sunao Takeda, Yasushi Kaneko, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato, Hideaki Matsuda
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Patent number: 5986144Abstract: Described is a triazole derivative represented by the formula (1) or salt thereof, preparation process thereof, preparation intermediates represented by the formulas (2) and (3), and a pharmaceutical comprising the compound represented by the formula (1) or salt thereof. wherein n stands for 0, 1 or 2, X.sup.1 represents H or F and Y.sup.1 and Y.sup.2 each independently represents H, halogen or CF.sub.3.Type: GrantFiled: May 14, 1999Date of Patent: November 16, 1999Assignee: SS Pharmaceutical Co., Ltd.Inventors: Minoru Tokizawa, Sunao Takeda, Yasushi Kaneko, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato, Hideaki Matsuda
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Patent number: 5945438Abstract: Described is a triazole derivative represented by the formula (1) or salt thereof, preparation process thereof, preparation intermediates represented by the formulas (2) and (3), and a pharmaceutical comprising the compound represented by the formula (1) or salt thereof. ##STR1## wherein n stands for 0, 1 or 2, X.sup.1 represents H or F and Y.sup.1 and Y.sup.2 each independently represents H, halogen or CF.sub.3.Type: GrantFiled: December 17, 1996Date of Patent: August 31, 1999Assignee: SS Pharmaceutical Co., Ltd.Inventors: Minoru Tokizawa, Sunao Takeda, Yasushi Kaneko, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato, Hideaki Matsuda
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Patent number: 5939448Abstract: Described is a triazole derivative represented by the formula (1): wherein R represents a hydrogen atom, an alkyl group, an aralkyl group or an acyl group, n stands for 0 to 2 and m stands for 1 to 5 or salt thereof, and a pharmaceutical containing the derivative or salt as an effective ingredient.Type: GrantFiled: June 10, 1997Date of Patent: August 17, 1999Assignee: SS Pharmaceutical Co., Ltd.Inventors: Minoru Tokizawa, Sunao Takeda, Yasushi Kaneko, Hiromichi Eto, Kazuya Ishida, Kazunori Maebashi, Masaru Matsumoto, Takemitsu Asaoka, Susumu Sato, Hideaki Matsuda
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Patent number: 5870222Abstract: An erect movable objective lens type optical microscope includes a frame, an observation optical portion having an objective lens, a stage portion, a moving mechanism, and a vibration synchronizing mechanism. The observation optical portion is movably provided on the frame, and the stage portion is fixedly provided on the frame. The stage portion includes a specimen moving stage, and a stationary stage adapted to receive a manipulator for manipulating a specimen provided on the specimen moving stage. The moving mechanism is provided on the frame for moving the observation optical portion and the stage portion relative to each other, and the vibration synchronizing mechanism is provided for synchronizing a vibration system of the stationary stage and a vibration system of the specimen moving stage.Type: GrantFiled: October 16, 1995Date of Patent: February 9, 1999Assignee: Olympus Optical Co., Ltd.Inventors: Soji Yamamoto, Itaru Endo, Yasushi Kaneko
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Patent number: 5777783Abstract: A microscope has an optical system in which the number of photographing optical paths can be increased. The optical system includes a light source, an illuminating optical system for radiating the illuminating light to a sample, an objective lens which is opposed to the sample, an imaging lens, which is arranged in an optical path of light passed through the objective lens, a first beam splitting block, arranged in an optical path between the objective lens and the primary image, for splitting the light passed through the imaging lens into at least three different directions, a second beam splitting block for splitting one of the light split by the first beam splitting block into a plurality of directions, an observation optical path which receives the light split by the second beam splitting block, and a plurality of photographing optical paths provided for the split light, wherein images of the same magnification are formed.Type: GrantFiled: February 14, 1997Date of Patent: July 7, 1998Assignee: Olympus Optical Co., Ltd.Inventors: Itaru Endou, Yasushi Kaneko, Yoshihiro Kawano, Kazuo Kajitani
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Patent number: 5748465Abstract: Detection data of an amount of control is directly monitored and a correction control command is directly outputted by a plurality of numerically controlled drive units 4, 5, 6 via the common sending line 3 and the common receiving line 2 without using NC 1. When a dedicated communication line 30 is used, detection data of an amount of control is directly monitored and a correction control command is directly outputted without using NC 1. The data is processed by the numerically controlled drive units 4, 5, 6 which are controlled and driven at a higher speed than the speed determined by the control cycle of NC 1, and the synchronizing control is carried out.Type: GrantFiled: April 15, 1996Date of Patent: May 5, 1998Assignee: Mitsubishi Denki Kabushiki KaishaInventor: Yasushi Kaneko
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Patent number: 5708827Abstract: In a spread sheet calculation apparatus, a spread sheet data table stores spread sheet data such as a sales table, a calculation formula table stores calculation formulas defining the calculation of the spread sheet data and a display device displays the spread sheet data and the calculation formula. When a desired area on a display screen is designated by an input device to enter data, a calculation formula control unit searches for a calculation formula which relates to the designated area from the calculation formula table and executes the calculation formula. A spread sheet data control unit updates the data of related areas of the spread sheet data table. A reference area extracting unit extracts the area which is to be updated by the calculation formula, and a display attribute control unit changes a display attribute (for example, meshing) of the data of the corresponding area in the spread sheet data table.Type: GrantFiled: September 18, 1995Date of Patent: January 13, 1998Assignees: Hitchi, Ltd., Hitachi Chubu Software, Ltd.Inventors: Yasushi Kaneko, Tadashi Yamamitsu, Tetsuya Kondo
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Patent number: 5525838Abstract: The present invention is to provide a semiconductor device having a connection structure for preventing a short circuit between connection electrodes, which is caused by a conductive adhesive or a solder, even in high-density connection with a connection pitch of 150 .mu.m or less, thereby obtaining a high connection yield. The semiconductor device has a substrate having a plurality of connection electrodes (17), a semiconductor device (11) having a projecting electrode (15), a conductive adhesive (18) for connecting the connection electrodes and the projecting electrode, and a flow preventing member (22), provided between the connection electrodes of the substrate, for preventing a short circuit between the connection electrodes.Type: GrantFiled: November 30, 1994Date of Patent: June 11, 1996Assignee: Citizen Watch Co., Ltd.Inventor: Yasushi Kaneko
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Patent number: 5231101Abstract: Benzo[5,6]cyclohepta[1,2-b]pyridine derivatives of the following formula: ##STR1## wherein R.sup.1 represents a cyano, carbamoyl, alkylsulfoxy, alkylsulfonyl, tetrazolyl or sulfonic acid group, and R.sup.2 represents a hydrogen atom, a cyano, phenyl, aralkyl, alkoxycarbonylalkyl, aminoalkylcarbamoylalkyl or lower alkyl group, or a group ##STR2## or --X--R.sub.4, X being an oxygen or sulfur atom, R.sup.3 standing for a hydrogen atom or a substituted or unsubstituted lower alkyl, phenyl or aralkyl group, and R.sup.4 being a substituted or unsubstituted lower alkyl, phenyl or aralkyl group or an aminoalkyl group, and salts thereof. Antiallergic and antihistamic agents containing one of the above derivatives or salts as an active ingredient are also described.Type: GrantFiled: January 17, 1992Date of Patent: July 27, 1993Assignee: SS Pharmaceutical Co., Ltd.Inventors: Haruyoshi Honda, Hiroyuki Mizuno, Kinichi Mogi, Yoshikuni Ito, Yasushi Kaneko, Naokata Taido, Susumu Sato, Tadayuki Kuraishi