Patents by Inventor Kazuo Ogawa
Kazuo Ogawa 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: 5586495Abstract: A transfer press, capable of being easily transported, capable of being adjusted flexibly to changes in specifications, and capable of eliminating the idling of the transfer feeder, has a body (1) which is divided into a bed (2), uprights (3) provided vertically upon the bed, a pair of supporting beams (4) provided upon the uprights and disposed in spaced relationship with each other in a horizontal direction perpendicular to the direction in which a workpiece is fed, and a plurality of pressing units (5) each of which is independently provided for a respective one of a plurality of pressing operations. Each of the pressing units (5) comprises a crown (6) accommodating a slide-driving mechanism (8), and a slide (7). The crowns (6), provided for the individual pressing operations, are removably mounted upon the supporting beams (4). Slide guides (12) for guiding the vertical motion of the slides (7) are also provided on the supporting beams (4).Type: GrantFiled: December 28, 1992Date of Patent: December 24, 1996Assignee: Kabushiki Kaisha Komatsu SeisakushoInventors: Kazuo Ogawa, Naoaki Ikeoka
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Patent number: 5555500Abstract: A device for estimating a temperature of a working oil in a shock absorber in a suspension system which connects a sprung member and an unsprung member of a motor vehicle, wherein the temperature of the oil is estimated on the basis of at least detected vertical acceleration of the sprung member. The device may be suitably incorporated in an apparatus for controlling the damping characteristic of the shock absorber, wherein an actuator is operated by a controller for changing the damping characteristic, and the controller includes the temperature estimating device, and a device for inhibiting an operation of the actuator to control the damping characteristic when the oil temperature estimated by the temperature estimating device is lower than a predetermined threshold.Type: GrantFiled: October 26, 1994Date of Patent: September 10, 1996Assignee: Toyota Jidosha Kabushiki KaishaInventors: Kazuo Ogawa, Hideo Inoue
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Patent number: 5521202Abstract: A thiazolidine derivative represented by the following formula (1): ##STR1## X represents a carbon atom or nitrogen atom, Y represents an oxygen atom or an imino group; A and B individually represent a lower alkylene group, m stands for 0 or 1, and a method of treatment of diabetes by administration of the compound.Type: GrantFiled: December 6, 1994Date of Patent: May 28, 1996Assignee: Taiho Pharmaceutical Co., Ltd.Inventors: Shingo Yano, Kazuo Ogawa, Masakazu Fukushima
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Patent number: 5484162Abstract: A vehicle height control system including a shock absorber having an air chamber, an air compressor connected with the shock absorber through an air supply conduit, an air drain conduit connected the air supply conduit, an air drain valve in the air drain conduit and which is opened so as to discharge to the atmosphere, air stored in the air chamber and the air supply conduit, a cut-off valve disposed between the shock absorber and the air compressor in the supply conduit and which is closed so as to store the air in the air chamber, and a controller which controls an operation of the air compressor, the air drain valve and the cut-off valve so as to control the amount of air stored in the air chamber, wherein the air drain valve remains opened for a predetermined time during which operation of the air compressor is started and the cut-off vale is opened after the air compressor is started.Type: GrantFiled: February 1, 1994Date of Patent: January 16, 1996Assignee: Aisin Seiki Kabushiki KaishaInventors: Yoshiaki Kanoh, Yoshikazu Tachiiri, Kazuo Ogawa
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Patent number: 5480899Abstract: An oxazolidine derivative represented by the formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are H, optionally halogenated alkyl, optionally halogenated alkoxy, OH, halo, NO.sub.2, amino optionally having acetyl or alkyl, COOH, alkoxycarbonyl, CN, alkanoyl, 2-oxazolyl, or R.sup.1 and R.sup.2 may be combined with each other to represent --(CH.sub.2).sub.p -- or --O(CH.sub.2).sub.q O-- (p is 3-5, q is 1-3) to form a ring, m and n are each 0 or 1, R.sup.4 and R.sup.5 are H or alkyl, X is C or N, Y is CH.sub.2 OH, CHO or COOR.sup.6 (R.sup.6 is alkyl, benzyl or H), A is alkylene, carbonyl or sulfonyl, B is alkylene, E is alkylene which may be substituted with halo or is alkenylene, Z is O or S, except for a compound wherein n is 0, m is 1 and Y is CH.sub.2 OH, and except for a compound wherein n is 0, Y is COOR.sup.6 (R.sup.Type: GrantFiled: December 21, 1993Date of Patent: January 2, 1996Assignee: Taiho Pharmaceutical Co., Ltd.Inventors: Shingo Yano, Tomoyasu Ohno, Kazuo Ogawa, Haruo Yamada, Tetsuhiko Shirasaka, Hiroyuki Kawamura, Shinichi Watanabe
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Patent number: 5475118Abstract: Disclosed are a 1-phenylpyrrolidone derivative having optical activity and represented by the formula (I) ##STR1## wherein R represents an optionally substituted optically active .alpha.-phenylethylamino group, a 1-phenylpyrrolidone derivative represented by the formula (I-a) ##STR2## and processes for preparing the 1-phenylpyrrolidone derivatives represented by the formulas (I) and (I-a), respectively.Type: GrantFiled: May 3, 1994Date of Patent: December 12, 1995Assignee: Taiho Pharmaceutical Co., Ltd.Inventors: Shingo Yano, Tomoyasu Ohno, Kazuo Ogawa, Tetsuhiko Shirasaka
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Patent number: 5449544Abstract: A weather strip for an automobile comprising a trim portion securable to a flange of an automobile. The trim portion has a holding piece and a concave portion. The concave portion is disposed at a base portion of the holding piece and is in contact with an end of the flange. The concave portion is cooperable with the end of the flange to enable the trim portion to be slidably rotatable with respect to the end of the flange when being secured to the flange. An adhesive is provided at an inner surface of the holding piece for adhering the trim portion to the flange.Type: GrantFiled: June 3, 1993Date of Patent: September 12, 1995Assignee: Toyoda Gosei Co., Ltd.Inventors: Kazuo Ogawa, Masahiro Koide, Shinichi Yoshioka, Masahiro Nozaki
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Patent number: 5445405Abstract: A suspension control apparatus comprises a sprung velocity measuring device for measuring a sprung velocity, a relative velocity measuring device for measuring a relative velocity between the sprung and unsprung velocities, a controller for mode-converting, weighting and inversely mode-converting the sprung velocity and relative velocity, and having a dead zone setting circuit for changing over a control value when the polarity of the velocity difference is inverted at a first time, in order to calculate a velocity ratio and determine a target damping force, and an actuator for controlling the opening area in the variable throttle mechanism communicating with the cylinder piston apparatus of absorber was disclosed. The suspension control apparatus has the effect that there is no delay in controlling and any shock and the generation of hunting is prevented.Type: GrantFiled: April 19, 1994Date of Patent: August 29, 1995Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki KaishaInventors: Satoru Onozawa, Naoki Yamada, Shigetaka Isogai, Kazuo Ogawa
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Patent number: 5428533Abstract: In a suspension control system for a suspension supporting a mass body on a support base via a parallel combination of a spring means variable damp coefficient, absolute displacement (Z) and absolute having a variable spring coefficient and a shock absorber having a velocity (Z) of the mass body along a moving path of expansion and contraction of the spring means and the shock absorber, and relative displacement (Y) and relative velocity (Y) of the mass body in reference to the support base along the moving path are respectively obtained, and the damp coefficient of the shock absorber is controlled according to the ratio of the absolute velocity to the relative velocity (Z/Y) so as to be substantially proportional thereto, while the spring coefficient of the spring means is controlled according to the ratio of the absolute displacement to the relative displacement (Z/Y) so as to be substantially proportional thereto.Type: GrantFiled: March 1, 1993Date of Patent: June 27, 1995Assignee: Toyota Jidosha Kabushiki KaishaInventor: Kazuo Ogawa
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Patent number: 5324069Abstract: A suspension control system for a suspension supporting a mass body on a support base via a parallel combination of a shock absorber having a variable damping coefficient and a spring. The control system cyclically measures absolute velocity (Z) of the mass body along a moving path of expansion and contraction of the shock absorber, relative velocity (Y) of the mass body in reference to the support base along the moving path, and acceleration (Z) of the mass body along the moving path. A control unit of the control system controls the damping coefficient according to a ratio (Z/Y) of the absolute velocity to the relative velocity with cyclic readjustment thereof so that at least either the damping coefficient is greater relative to the ratio when the acceleration is rich in low frequency components or a frequency of the cyclic readjustment of the damping coefficient is lower when the acceleration is rich in high frequency components.Type: GrantFiled: April 16, 1993Date of Patent: June 28, 1994Assignee: Toyota Jidosha Kabushiki KaishaInventor: Kazuo Ogawa
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Patent number: 5127702Abstract: A seal structure for a front door of a motor vehicle provided with a door mirror bracket at a front end of a door belt line is composed of a roof weather strip attached along a door opening of a car body, and a door weather strip attached along a periphery of a door panel. The door weather strip is provided with an end portion covering a lower portion of the door mirror bracket and a front upper end of a door inner panel to which a lower end of the door mirror bracket is jointed. An upper part of the end portion has a thickness large enough to fill the step between the door mirror bracket and the door inner panel whereby the end portion of the door weather strip has a continuous smooth surface from its lower part to its upper part to effect a good seal with the opposed roof weather strip when the front door is closed.Type: GrantFiled: February 26, 1991Date of Patent: July 7, 1992Assignees: Toyoda Gosei Co., Ltd., Fuji Jukogyo Kabushiki KaishaInventors: Keiji Akachi, Harumi Kogiso, Kazuo Ogawa, Nobuyuki Okada
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Patent number: 5105580Abstract: A weather strip attached along a door opening of a motor vehicle for sealing between the door opening and a periphery of a door glass has a strip-shaped extruded portion, and a molded end portion jointed to a lower end of the extruded portion. The strip-shaped extruded portion has a longitudinally extending tubular main seal portion and a lip-shaped seal portion which defines a concave groove with the main seal portion. The molded end portion has an extended concave groove extending from the concave groove of the strip-shaped extruded portion to a rear side edge of the molded end portion. During running of a vehicle in rainy weather or during washing of the vehicle, water leaking into the concave groove flows along the extended concave groove and is drained out therefrom without staying at an end of the extended concave groove thereby preventing water from intruding into a vehicle compartment when a vehicle door is opened or closed.Type: GrantFiled: November 2, 1990Date of Patent: April 21, 1992Assignees: Toyoda Godei Co., Ltd., Fuji Jukogyo Kabushiki KaishaInventors: Keiji Akachi, Harumi Kogiso, Kazuo Ogawa, Nobuyuki Okada
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Patent number: 5085006Abstract: A weather strip to be attached to a flange formed along a door opening or a door frame of a motor vehicle, having a trim portion, a sealing portion formed on an outer surface of the trim portion, and two flange retaining lips projecting from each of opposed inner surfaces of the trim portion inwardly for holding the flange. A notch is defined longitudinally in a root portion of one flange retaining lip projecting from adjacent and open end of one of the opposed inner surfaces, which is on the opposite side of the trim portion from the sealing portion. When the weather strip is attached to a thicker flange, the one flange retaining lip is ripped off along the notch.Type: GrantFiled: February 13, 1991Date of Patent: February 4, 1992Assignee: Toyoda Gosei Co., Ltd.Inventors: Keizo Hayashi, Kiyoshi Shigeki, Kazuo Ogawa
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Patent number: 5072546Abstract: A weather strip for mounting on a flange provided along a peripheral edge portion of an opening in a body of an automobile, including a trim portion of a U-shaped cross-section for being fitted on the flange, the trim portion having a pair of opposed side walls and holder lips which are formed on the inner surface of each of the opposed side walls and extend to the opposite side wall; a seal portion formed on an outer surface of one of the side walls which is adapted to be directed toward the exterior of the automobile body when the weather strip is mounted on the flange, the seal portion projecting outwardly from a generally central portion of the one side wall and being adapted to be pressed against a closure member for closing the opening; a seal lip extending from a distal end of the one side wall so as to be pressed against a portion of a body panel extending along the flange; and a core member embedded in the trim portion, the core member having a row of core elements spaced at a predetermined distanceType: GrantFiled: November 21, 1990Date of Patent: December 17, 1991Assignee: Toyoda Gosei Co., Ltd.Inventor: Kazuo Ogawa
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Patent number: 5046341Abstract: The car locking device of the present invention has a latch to be engaged with a striker, a ratchet for preventing the reversal of said latch, an opening lever for disengaging said ratchet from said latch, a locking lever for changing over said intermediate lever and said opening lever between an engaged state (unlocked state) or a disengaged state (locked state), and the first and second change-over levers. The key device of a door is connected to said first change-over lever, and said locking lever is connected to said second change-over lever. Said first and second change-over levers are rotationally moved together by key operation between the locking position and the unlocking position, and in the case of the excessive turn beyond the unlocking position, the first change-over lever only is rotationally moved, with said second change-over lever and said lock lever kept stationary.Type: GrantFiled: January 10, 1990Date of Patent: September 10, 1991Inventors: Yozo Ogino, Kazuo Ogawa, Naoyoshi Morita
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Patent number: 5036065Abstract: The present invention provides benzothiadiazepine derivatives having the following formula and pharmaceutically acceptable salts thereof which have excellent antiarrhythmic action, local anesthetic action and calcium antagonistic action and which are very useful as cardiovascular agents such as antiarrhythmic agents and the like ##STR1## wherein R.sup.1 is lower alkyl or ##STR2## R.sup.3 is hydrogen atom, lower alkoxyl or halogen atom, one or 2 to 3 same or different substituents represented by R.sup.3 may be used, R.sup.2 is ##STR3## or --(CH.sub.2)nCO.sub.2 R.sup.6, n is an integer of 1 to 4, R.sup.4 and R.sup.5 are same or different and are each hydrogen atom or lower alkyl, R.sup.4 and R.sup.5 may link together to form a ring and the ring may include oxygen atom or nitrogen atom, R.sup.6 is hydrogen atom or lower alkyl.Type: GrantFiled: June 19, 1990Date of Patent: July 30, 1991Assignee: Taiho Pharmaceutical Company, LimitedInventors: Kazuo Ogawa, Yoh-ichi Matsushita
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Patent number: 4942099Abstract: Unit cells and separator elements are stacked in layers, thus constituting a stacked structure of a fuel cell. A first segment channel, which is bored through the peripheral region of each separator element, communicates with a second segment channel formed in a cylindrical seal member which is joined to each two adjacent separator elements. Thus, manifolds for the intake and exhaust of a fuel gas and an oxidant gas are defined. The cylindrical seal member includes a pair of ring-shaped metal members joined to each two adjacent separator elements and a ring-shaped insulating member interposed between the metal members. Thus, the gases in the manifolds can be prevented from leaking out, and the adjacent separator elements are insulated from one another.Type: GrantFiled: November 28, 1989Date of Patent: July 17, 1990Assignee: Kabushiki Kaisha ToshibaInventors: Kenji Isobe, Michio Hori, Hiroyasu Yoshizawa, Kazuo Ogawa, Hiroyuki Takahashi, Mitsuo Noguchi, Toshio Maeda
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Patent number: 4937980Abstract: A door weather strip attached along a periphery of a rear door panel of a motor vehicle has a strip-shaped tubular main portion and a molded rear end portion connected to a rear end of the strip-shaped tubular main portion. The molded rear end portion is attached over a rear upper end portion of a door inner panel so as to cover a child lock lever hole formed in the rear upper end portion, and has an opening at the position corresponding to the child lock lever hole thereby enabling a child lock lever to slidably project therefrom.Type: GrantFiled: November 22, 1989Date of Patent: July 3, 1990Assignees: Toyoda Gosei Co., Ltd., Fuji Jukogyo Kabushiki KaishaInventors: Keiji Akachi, Harumi Kogiso, Kazuo Ogawa, Nobuyuki Okada, Chieko Kawauchi
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Patent number: 4897503Abstract: This invention provides a 1,1,2-triaryl-1-butene derivative of the formula ##STR1## wherein R.sub.1 and R.sub.2 each represent a lower alkyl group, one of R.sub.3 and R.sub.4 is a lower alkyl group and the other is a group of the formula ##STR2## (in which R.sub.5 is a hydrogen atom, a lower alkyl group, a lower alkoxy group, a halogen atom or --OPO(OH).sub.2 group); or a pharmacologically acceptable salt thereof, its preparation and agents containing the derivative for treating mammary cancer and anovulatory infertility.Type: GrantFiled: January 27, 1988Date of Patent: January 30, 1990Assignee: Taiho PharmaceuticalInventors: Tetsuji Asao, Setsuo Takeda, Yoshikazu Sugimoto, Toshiyuki Toko, Yuji Yamada, Kazuo Ogawa, Norio Unemi
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Patent number: 4892372Abstract: A rotating polygon mirror includes a polygon cylinder having a reflection mirror surface formed on at least one of the sides thereof, and mount portions formed on an upper surface and a lower surface thereof, which are to be held by mount members of a laser scan type optical system. At least one of the mount portions on the upper and lower surfaces has such a shape that, when two rotating polygon mirrors are stacked with their non-corresponding mount portions abutting each other, a reference surface formed in at least one of the mount portions of one rotating polygon mirror does not contact the mount portion of the other rotating polygon mirror.Type: GrantFiled: August 20, 1985Date of Patent: January 9, 1990Assignee: Canon Kabushiki KaishaInventors: Hideo Chonan, Michio Motohashi, Hirotaka Noguchi, Kazuo Ogawa, Kimio Takahashi