Patents by Inventor Kazuhiko Higuchi
Kazuhiko Higuchi 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: 9966524Abstract: According to one embodiment, an ultrasonic probe includes a single crystal piezoelectric body with first and second planes facing each other and having a crystal orientation of [100], first and second electrodes on the respective first and second plane of the piezoelectric body, an acoustic matching layer on the first electrode, and a backing member under the second electrode, wherein the piezoelectric body is polarized along a first direction passing through the piezoelectric body and first and second electrodes, a fracture surface of the piezoelectric body that includes the first direction has a multilayer shape along one of the first and second electrodes, and a thickness of each layer of the multilayer shape is not less than 0.5 ?m and not more than 5 ?m.Type: GrantFiled: August 26, 2013Date of Patent: May 8, 2018Assignee: Toshiba Medical Systems CorporationInventors: Noriko Yamamoto, Yohachi Yamashita, Yasuharu Hosono, Kazuhiro Itsumi, Kazuhiko Higuchi
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Publication number: 20180078970Abstract: A piezoelectric device according to an embodiment comprises a piezoelectric thin film, a first electrode disposed on a first surface of the piezoelectric thin film, a substrate provided with an electrode pad, a plurality of pillar-shaped first supporting members provided between a second surface on an opposite side of the first surface of the piezoelectric thin film and the electrode pad of the substrate so as to fix the piezoelectric thin film onto the substrate, and a plurality of second electrodes electrically connected to the electrode pad from a part of the second surface of the piezoelectric thin film via a lateral surface of the first supporting member. The piezoelectric thin film, the first electrode, and the second electrodes compose a plurality of diaphragms each of which is a transducer element. The first supporting members are provided at locations at which the respective diaphragms are sectioned. The first electrode is provided in common to the diaphragms.Type: ApplicationFiled: February 21, 2017Publication date: March 22, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Tomio ONO, Kazuhiro ITSUMI, Kazuhiko HIGUCHI
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Publication number: 20140062261Abstract: According to one embodiment, an ultrasonic probe includes a single crystal piezoelectric body with first and second planes facing each other and having a crystal orientation of [100], first and second electrodes on the respective first and second plane of the piezoelectric body, an acoustic matching layer on the first electrode, and a backing member under the second electrode, wherein the piezoelectric body is polarized along a first direction passing through the piezoelectric body and first and second electrodes, a fracture surface of the piezoelectric body that includes the first direction has a multilayer shape along one of the first and second electrodes, and a thickness of each layer of the multilayer shape is not less than 0.5 ?m and not more than 5 ?m.Type: ApplicationFiled: August 26, 2013Publication date: March 6, 2014Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Noriko YAMAMOTO, Yohachi YAMASHITA, Yasuharu HOSONO, Kazuhiro ITSUMI, Kazuhiko HIGUCHI
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Patent number: 7997694Abstract: An inkjet recording apparatus includes: an ink holding chamber having a through hole to jet ink, and holding the ink; and a head unit jetting the ink held in the ink holding chamber from the through hole. The head unit includes an ultrasonic wave generation member, an ultrasonic wave focusing member focusing the ultrasonic waves generated at the ultrasonic wave generation member in a vicinity of the through hole, an ultrasonic wave propagation portion propagateting the ultrasonic waves leaving the ultrasonic wave focusing member, and a container portion containing the ultrasonic wave generation member, the ultrasonic wave focusing member, and the ultrasonic wave propagation portion.Type: GrantFiled: September 21, 2007Date of Patent: August 16, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Yuko Nomura, Isao Amemiya, Kazuhiko Higuchi, Kenichi Mori
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Publication number: 20090115820Abstract: An inkjet recording apparatus includes: an ink holding chamber having a through hole to jet ink, and holding the ink; and a head unit jetting the ink held in the ink holding chamber from the through hole. The head unit includes an ultrasonic wave generation member, an ultrasonic wave focusing member focusing the ultrasonic waves generated at the ultrasonic wave generation member in a vicinity of the through hole, an ultrasonic wave propagation portion propagateting the ultrasonic waves leaving the ultrasonic wave focusing member, and a container portion containing the ultrasonic wave generation member, the ultrasonic wave focusing member, and the ultrasonic wave propagation portion.Type: ApplicationFiled: September 21, 2007Publication date: May 7, 2009Inventors: Yuko Nomura, Isao Amemiya, Kazuhiko Higuchi, Kenichi Mori
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Patent number: 6329409Abstract: The invention relates to an amine derivative represented by the general formula (1): wherein R1 is a C1-C30 hydrocarbon group which may be interrupted by an ether linkage, with the proviso that phenyl and benzyl groups are excluded; one of A and B is and the other of them is —OR4; R2 and R3 are individually H, amidino group, alkanoyl group, C1-C20 hydrocarbon group, or the like; R4 and R5 are individually H, phosphoryl group, or the like, and an external skin care composition containing the same. The external skin care composition exhibits excellent preventing effects on aging of the skin, etc.Type: GrantFiled: March 14, 2001Date of Patent: December 11, 2001Assignee: KAO CorporationInventors: Taketoshi Fujimori, Yukihiro Ohashi, Kazuhiko Higuchi, Junko Ishikawa, Takashi Kitahara
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Patent number: 6116721Abstract: An ink jet recording device comprises an ultrasonic generating element array having a plurality of ultrasonic generating elements, a driving circuit for emitting ink droplets for each of element groups by setting a predetermined number of the ultrasonic generating elements out of the plurality of ultrasonic generating elements as one element group to drive individually each of the ultrasonic generating elements in the element group in accordance with the driving data corresponding to the image data, a driving data series buffer for storing a driving data series comprising at least one set of driving data for driving each of the ultrasonic generating elements in the element group, and a driving data generation circuit for reading repeatedly the driving data series which is stored in the driving data series buffer to generate the driving data corresponding to the image data.Type: GrantFiled: September 18, 1998Date of Patent: September 12, 2000Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiko Higuchi, Chiaki Tanuma, Isao Amemiya
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Patent number: 6095566Abstract: An image recording system superimposes, on an original image, an additional image which is same as at least any one of visible characters, symbols and numerals recorded on a recorded product and records the superimposed image on the recorded product as an image for certification. The additional image superimpose-recorded on the recorded product cannot visually be recognized and it is permitted to be visible when a universal optical filter is used.Type: GrantFiled: March 13, 1997Date of Patent: August 1, 2000Assignee: Kabushiki Kaisha ToshibaInventors: Naofumi Yamamoto, Hidekazu Sekizawa, Haruko Kawakami, Kazuhiko Higuchi
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Patent number: 5801202Abstract: Disclosed is an amine derivative represented by the following formula (1) or an acid addition salt thereof: ##STR1## wherein R.sup.1 represents a group ##STR2## a cyclopentyl group, cyclohexyl group, or a cycloheptyl group, R.sup.2 is a hydrogen atom or C1-C3 alkyl group which may be substituted by one or more hydroxyl groups, m is an integer falling in the range from 3 to 5 inclusive, and n is an integer falling in the range from 9 to 11 inclusive. Also, intermediates useful in the manufacture of the amine derivative (1), compositions for external application to the skin containing the amine derivative, and keratinization improvers containing the amine derivative as an active component are described. The compound (1) has excellent keratinization improving action, pigmentation preventing action, etc.Type: GrantFiled: May 30, 1997Date of Patent: September 1, 1998Assignee: Kao CoprorationInventors: Taketoshi Fujimori, Hiroshi Kusuoku, Akira Yamamuro, Yukihiro Yada, Kazuhiko Higuchi, Genji Imokawa, Naoki Kondo, Yoshinori Masukawa, Hajime Tokuda, Hisashi Tsujimura
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Patent number: 5801258Abstract: The amide derivative of the present invention is one represented by the following general formula (I) and the dermatologic preparation of the present invention is one containing said amide derivative. ##STR1## wherein R.sup.1 represents a straight-chain or branched, saturated or unsaturated hydrocarbon group carrying 10 to 40 carbon atoms; R.sup.2 represents a straight-chain or branched, saturated or unsaturated hydrocarbon group carrying 3 to 39 carbon atoms; R.sup.3 represents a group containing at least one group represented by the formula: ##STR2## wherein R.sup.4 and R.sup.5 each represents a hydrogen atom or a straight-chain or branched or cyclic, saturated or unsaturated hydrocarbon group, or R.sup.4 and R.sup.Type: GrantFiled: May 5, 1997Date of Patent: September 1, 1998Assignee: Kao CorporationInventors: Yukihiro Ohashi, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Kazue Tsukahara, Genji Imokawa
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Patent number: 5754216Abstract: An optical recording head comprises a cathode for emitting electrons, and an emission element array, provided apart from the cathode. The emission element array has a substrate, a plurality of anodes arranged at predetermined intervals on the substrate, a plurality of phosphor cells, arranged in contact to the anodes on the substrate, for emitting light based on the electrons from the cathode, and an insulation layer formed on the substrate, and a control electrode, laid out on the insulation layer while being electrically insulated from the anodes, in such a way as to surround the phosphor cells. The control electrode accelerates the electrons from the cathode.Type: GrantFiled: September 21, 1994Date of Patent: May 19, 1998Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiko Higuchi, Eiichi Sakaue
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Patent number: 5723497Abstract: The present invention relates to an amine derivative represented by the following general formula (I) or (II): ##STR1## wherein R.sup.1 means a heteroatom-containing C.sub.1 -C.sub.40 hydrocarbon group which may have a ring structure, or the like; R.sup.2 -R.sup.5 each denote a C.sub.1 -C.sub.20 hydrocarbon group, hydrogen or the like; A.sup.1 represents ##STR2## or R.sup.15 --Z--.sup.16 --(CH.sub.2).sub.n --; B.sup.1 stands for hydrogen, a C.sub.1 -C.sub.10 hydrocarbon group, nitrogen or the like; C.sup.1 denotes hydrogen, a C.sub.1 -C.sub.10 hydrocarbon group, nitrogen, alcohol residue, phosphoric acid residue or the like; a dermatologic preparation containing the same; and a process for producing the amine derivative. This amine derivative has excellent effects of smoothing or removing wrinkles and improving keratinization.Type: GrantFiled: September 18, 1995Date of Patent: March 3, 1998Assignee: Kao CorporationInventors: Yukihiro Ohashi, Yukihiro Yada, Yoshinori Takema, Taketoshi Fujimori, Akira Kawamata, Hiroyuki Ohsu, Kazuhiko Higuchi, Genji Imokawa, Hiroshi Kusuoku, Ayumi Ogawa, Tsutomu Fujimura
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Patent number: 5708514Abstract: An image recording apparatus according to the present invention is characterized by comprising first signal conversion section for converting a pixel density value of an current pixel of an input image signal into a first recording control signal for defining a recording amount, second signal conversion section for referring to an adjacent-pixel recording control signal for defining a recording amount of at least one adjacent pixel connected to the current pixel to convert the first recording control signal into a second recording control signal, being closest to the first recording control signal, for defining a recording amount at which pixel formation for the current pixel is stabilized, recording section for recording an image based on the second recording control signal, and error diffusion section for diffusing an error between the pixel density value and a recording density value of the second recording control signal to a pixel density value of each of non-processed pixels located around the current pType: GrantFiled: August 30, 1995Date of Patent: January 13, 1998Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiko Higuchi, Hidekazu Sekizawa, Naofumi Yamamoto, Haruko Kawakami, Eiichi Sakaue
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Patent number: 5681864Abstract: A composition for external skin care comprising an amine derivative represented by the following formula (1), ##STR1## wherein R.sup.1 is a linear, branched, or cyclic saturated or unsaturated hydrocarbon group having 4-40 carbon atoms, and R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are individually a hydrogen atom or a hydrocarbon group having 1-10 carbon atoms, which may be substituted or unsubstituted by 1 or more hydroxy groups; or an acid addition salt thereof, in an amount from 0.0001 to less than 0.1% by weight; and a method of curing wrinkles and keratinization of the skin characterized by applying said amine derivative or its salt to the skin.Type: GrantFiled: December 6, 1996Date of Patent: October 28, 1997Assignee: Kao CorporationInventors: Yukihiro Ohashi, Taketoshi Fujimori, Minoru Nagai, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Genji Imokawa, Yoshinori Takema, Yukiko Sakaino, Ayumi Ogawa, Tsutomu Fujimura
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Patent number: 5659052Abstract: The amide derivative of the present invention is one represented by the following general formula (II) and the dermatologic preparation of the present invention is one containing said amide derivative. ##STR1## wherein R.sup.11 represents a straight-chain or branched hydrocarbon group carrying 10 to 40 carbon atoms; R.sup.12 represents a straight-chain or branched hydrocarbon group carrying 1 to 39 carbon atoms; R.sup.13 represents a hydrogen atom or a hydrocarbon group carrying 1 to 6 carbon atoms; and R.sup.14 represents a hydrogen atom or a hydrocarbon group having a straight-chain, branched or cyclic structure and carrying 1 to 40 carbon atoms which may contain an oxygen atom.Type: GrantFiled: July 13, 1994Date of Patent: August 19, 1997Assignee: Kao CorporationInventors: Yukihiro Ohashi, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Kazue Tsukahara, Genji Imokawa
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Patent number: 5552445Abstract: A composition for external skin care comprising an amine derivative represented by the following formula (1), ##STR1## wherein R.sup.1 is a linear, branched, or cyclic saturated or unsaturated hydrocarbon group having 4-40 carbon atoms, and R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are individually a hydrogen atom or a hydrocarbon group having 1-10 carbon atoms, which may be substituted or unsubstituted by 1 or more hydroxy groups; or an acid addition salt thereof, in an amount from 0.0001 to less than 0.1% by weight; and a method of curing wrinkles and keratinization of the skin characterized by applying said amine derivative or its salt to the skin.Type: GrantFiled: March 23, 1994Date of Patent: September 3, 1996Assignee: Kao CorporationInventors: Yukihiro Ohashi, Taketoshi Fujimori, Minoru Nagai, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Genji Imokawa, Yoshinori Takema, Yukiko Sakaino, Ayumi Ogawa, Tsutomu Fujimura
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Patent number: 5539440Abstract: An image forming apparatus includes an image carrier, a means for forming colorant holding regions on the image carrier, the colorant holding regions having better ink or developing agent holding properties than the image carrier, a means for supplying a colorant to the colorant holding regions, and a means for transferring the colorant, held in the colorant holding regions, onto a printing medium.Type: GrantFiled: March 30, 1993Date of Patent: July 23, 1996Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiko Higuchi, Yuzo Koike, Hideyuki Nakao, Shuzo Hirahara, Tutomu Saito, Koichi Ishii
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Patent number: 5401472Abstract: An apparatus for producing high surface area active carbons in a safe and commercially advantageous manner by the alkali metal hydroxide-based activation method is provided. Using pushers (9a-k), the apparatus circulates containers (C) along a container travel line (8) connecting the elements: material feeding section (1).fwdarw.inlet side gas replacement chamber (2).fwdarw.tunnel kiln (3).fwdarw.cooling zone (4).fwdarw.water injection chamber (5).fwdarw.outlet side gas replacement chamber (6).fwdarw.reaction mixture discharge port (7) to form a closed circuit. During the travel of the containers, a series of steps is performed, namely the steps of charging of the containers with raw materials (carbonaceous material and alkali metal hydroxide-water mixture), dehydration, activation of the carbonaceous material with the alkali metal hydroxide, cooling, water injection and discharge of the reaction mixture.Type: GrantFiled: April 29, 1993Date of Patent: March 28, 1995Assignee: Kansai Netsukagaku Kabushiki KaishaInventors: Masahiro Kawakami, Toshiro Otowa, Mamoru Shiraishi, Kazuhiko Higuchi
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Patent number: 5183347Abstract: An apparatus for printing images on a booklet comprises, first and second paired pinch rollers for conveying pages of the opened booklet to a printing head, located between these paired pinch rollers, a rotatable platen opposed to the printing head and located between the paired pinch rollers, guide plate for guiding one page of the opened booklet to the platen, and a press member for fixing the free end of the one page to the platen. The second paired rollers hold the other page of the booklet but may slipe the page when the free end of the one page is fixed onto the platen thereby adding tension to the other page of the booklet as the platen is rotated. The layout of the recorded images are changed and then printed on the page.Type: GrantFiled: July 28, 1992Date of Patent: February 2, 1993Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiko Higuchi, Shuzo Hirahara, Tutomu Saito, Hitoshi Nagato, Akito Iwamoto
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Patent number: 5175635Abstract: A picture printing apparatus is disclosed which includes a picture type judgement means, and a best mode printing system is determined according to the judging result. A mixed mode picture including a binary picture element and a gradational picture element is printed to utilize selectively the binary method, multivalence concentration pattern method and the dither method.Type: GrantFiled: May 17, 1991Date of Patent: December 29, 1992Assignee: Kabushiki Kaisha ToshibaInventors: Kiyoshi Yamada, Shuzo Hirahara, Toshikazu Matsui, Kazuhiko Higuchi