Patents by Inventor Hidetoshi Kotera
Hidetoshi Kotera 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).
-
Patent number: 8917434Abstract: There is provided a vibrating mirror element capable of inhibiting flexural deformation of a support portion. This vibrating mirror element (100) includes a mirror portion (10), a deformable driving portion (41, 43, 45, 51, 53, 55), and a support portion (42, 44, 46, 52, 54, 56) connected with a first connecting portion (41c, 43d, 45d, 51c, 53d, 55d) of the driving portion on the side of a first end portion (42a, 44a, 46a, 52a, 54a, 56a), while the thickness of the support portion is larger than the thickness of the driving portion.Type: GrantFiled: December 20, 2010Date of Patent: December 23, 2014Assignee: Funai Electric Co., Ltd.Inventors: Hidetoshi Kotera, Isaku Kanno, Manabu Murayama, Hitoshi Fujii
-
Patent number: 8876361Abstract: A fluid agitation method is provided, whereby a swirling flow is generated in a trace amount of fluid, thereby agitating the fluid. The fluid agitation method includes introducing the fluid into an agitation chamber (3) including a wall having an uneven mass distribution, and applying oscillation (F) to the wall with frequencies varying in a predetermined frequency range. The uneven mass distribution of the wall is attained, for example, by arranging a plurality of thickened portions (11 to 18) of different thicknesses in a ring.Type: GrantFiled: March 27, 2009Date of Patent: November 4, 2014Assignee: ARKRAY, Inc.Inventors: Hidetoshi Kotera, Takaaki Suzuki, Kensuke Kanda, Yuichiro Noda
-
Patent number: 8871433Abstract: The disclosed method for producing a microstructure can form a complicated three-dimensionally formed microstructure with few steps. A first mask pattern (22) containing a light transmitting section and a light blocking section is disposed along an unexposed photosensitive resin (42), and a second mask pattern (32) containing a light transmitting section and a light blocking section is disposed on the reverse side of the first mask pattern (22) from the photosensitive resin (42).Type: GrantFiled: October 14, 2010Date of Patent: October 28, 2014Assignees: Kyoto University, Kagawa UniversityInventors: Takaaki Suzuki, Hidetoshi Kotera, Isaku Kanno, Daisuke Hiramaru
-
Patent number: 8867114Abstract: This vibrating mirror element (100) includes a mirror portion (10), a first driving portion (41), being cantilevered, including a first fixed end (41a) formed on a first side of a first direction and a first free end (41b) formed on a second side thereof, and linearly extending, a first mirror support portion (46) capable of supporting the mirror portion (10) in an inclined state, a second driving portion (51), being cantilevered, including a second fixed end (51a) formed on the second side of the first direction and a second free end (51b) formed on the first side thereof, being point-symmetrical to the first driving portion with respect to the center of a mirror, and linearly extending, and a second mirror support portion (56) being point-symmetrical to the first mirror support portion with respect to the center of the mirror and capable of supporting the mirror portion in an inclined state.Type: GrantFiled: December 24, 2010Date of Patent: October 21, 2014Assignee: Funai Electric Co., Ltd.Inventors: Isaku Kanno, Hidetoshi Kotera, Manabu Murayama, Naoki Inoue
-
Publication number: 20140248698Abstract: The one aspect of the present invention aims to provide a novel cloning method for human embryonic stem cells (hESCs) and human induced pluripotent stem cells (hiPSCs), which method is based on culture of dispersed single cells without addition of an apoptotic agent. More specifically, the one aspect of the present invention aims to provide a cloning method for hESCs and hiPSCs based on culture of dispersed single cells utilizing shear stress. The above problem is solved by providing a method for culturing dispersed single pluripotent cells, wherein the dispersed single cells are cultured under laminar flow conditions.Type: ApplicationFiled: October 22, 2012Publication date: September 4, 2014Applicant: ARKRAY, INC.Inventors: Hidetoshi Kotera, Kazuya Tatsumi, Ryuji Yokokawa, Takashi Tada, Shogo Nagata, Teru Okitsu, Atsuhito Okonogi, Yuichiro Noda, Naoyuki Nakanishi, Taku Matsumura, Takashi Osumi
-
Publication number: 20140099243Abstract: It is intended to obtain a photosensitive resin composition that is capable of forming a highly fine pattern with a high aspect ratio while attaining the high adhesion of the pattern to a substrate, having low autofluorescence, and being exceedingly suitable for producing a biochip that causes exceedingly low damage on cultured cells. The photosensitive resin composition for forming a biochip of the present invention contains: an epoxy compound (A1) of a particular structure having an oxycyclohexane skeleton having an epoxy group; an epoxy compound (A2) of a particular structure which is a polyvalent carboxylic acid derivative having an epoxidized cyclohexenyl group; a cationic photoinitiator (B); and a solvent (C).Type: ApplicationFiled: May 16, 2012Publication date: April 10, 2014Applicants: DAICEL CORPORATION, KYOTO UNIVERSITYInventors: Hidetoshi Kotera, Atsuhito Okonogi, Masataka Ohoka, Katsuya Maruo
-
Patent number: 8482832Abstract: This vibrating mirror element includes a mirror portion reflecting light, a torsionally deformable beam portion connected to the mirror portion for supporting the mirror portion in a vibratile manner, and a driving portion having a connecting portion connected with the beam portion for driving the mirror portion through the torsionally deformable beam portion. The width of the connecting portion of the driving portion is rendered smaller than the width of a portion of the driving portion other than the connecting portion in plan view.Type: GrantFiled: November 9, 2009Date of Patent: July 9, 2013Assignee: Funai Electric Co., Ltd.Inventors: Hidetoshi Kotera, Isaku Kanno, Manabu Murayama, Naoki Inoue
-
Publication number: 20120320440Abstract: There is provided a vibrating mirror element capable of inhibiting flexural deformation of a support portion. This vibrating mirror element (100) includes a mirror portion (10), a deformable driving portion (41, 43, 45, 51, 53, 55), and a support portion (42, 44, 46, 52, 54, 56) connected with a first connecting portion (41c, 43d, 45d, 51c, 53d, 55d) of the driving portion on the side of a first end portion (42a, 44a, 46a, 52a, 54a, 56a), while the thickness of the support portion is larger than the thickness of the driving portion.Type: ApplicationFiled: December 20, 2010Publication date: December 20, 2012Applicant: FUNAI ELECTRIC CO., LTD.Inventors: Hidetoshi Kotera, Isaku Kanno, Manabu Murayama, Hitoshi Fujii
-
Publication number: 20120320441Abstract: This vibrating mirror element (100) includes a mirror portion (10), a first driving portion (41), being cantilevered, including a first fixed end (41a) formed on a first side of a first direction and a first free end (41b) formed on a second side thereof, and linearly extending, a first mirror support portion (46) capable of supporting the mirror portion (10) in an inclined state, a second driving portion (51), being cantilevered, including a second fixed end (51a) formed on the second side of the first direction and a second free end (51b) formed on the first side thereof, being point-symmetrical to the first driving portion with respect to the center of a mirror, and linearly extending, and a second mirror support portion (56) being point-symmetrical to the first mirror support portion with respect to the center of the mirror and capable of supporting the mirror portion in an inclined state.Type: ApplicationFiled: December 24, 2010Publication date: December 20, 2012Applicant: FUNAI ELECTRIC CO., LTD.Inventors: Isaku Kann, Hidetoshi Kotera, Manabu Murayama, Naoki Inoue
-
Publication number: 20120214104Abstract: The disclosed method for producing a microstructure can form a complicated three-dimensionally formed microstructure with few steps. A first mask pattern (22) containing a light transmitting section and a light blocking section is disposed along an unexposed photosensitive resin (42), and a second mask pattern (32) containing a light transmitting section and a light blocking section is disposed on the reverse side of the first mask pattern (22) from the photosensitive resin (42).Type: ApplicationFiled: October 14, 2010Publication date: August 23, 2012Applicants: KAGAWA UNIVERSITY, KYOTO UNIVERSITYInventors: Takaaki Suzuki, Hidetoshi Kotera, Isaku Kanno, Daisuke Hiramaru
-
Patent number: 8098415Abstract: A vibrating mirror element includes a base member, a substrate made of metal, integrally formed with a mirror portion, a movable portion swingably supporting the mirror portion from both sides and functioning as a lower electrode, and a mounting portion supporting the movable portion and mounted on the base member, a piezoelectric film provided on the movable portion of the substrate and vibrating the mirror portion by application of a periodic voltage, and an upper electrode provided on the piezoelectric film.Type: GrantFiled: July 15, 2009Date of Patent: January 17, 2012Assignee: Funai Electric Co., Ltd.Inventors: Isaku Kanno, Hidetoshi Kotera, Manabu Murayama, Hitoshi Fujii
-
Patent number: 8003062Abstract: A microchannel has a substrate body; a separation channel which is formed within the substrate; at least two (first and second) connection ports which are formed at one end of the separation channel close to the thickness direction perpendicular to the longitudinal direction of the substrate body; and first and second branch channels connected respectively to the first and second connection ports. When the substrate body is perpendicular to gravity, a blood sample containing blood cells and plasma, flows from one end of the separation channel. Before the blood sample gets to the other end of the separation channel, the blood cells in the blood sample settle out. The blood cells having settled out are then separated into the branch channel.Type: GrantFiled: May 22, 2007Date of Patent: August 23, 2011Assignee: Kyoto UniversityInventors: Hidetoshi Kotera, Masao Washizu, Hidehiro Oana
-
Publication number: 20110019497Abstract: A fluid agitation method is provided, whereby a swirling flow is generated in a trace amount of fluid, thereby agitating the fluid. The fluid agitation method includes introducing the fluid into an agitation chamber (3) including a wall having an uneven mass distribution, and applying oscillation (F) to the wall with frequencies varying in a predetermined frequency range. The uneven mass distribution of the wall is attained, for example, by arranging a plurality of thickened portions (11 to 18) of different thicknesses in a ring.Type: ApplicationFiled: March 27, 2009Publication date: January 27, 2011Applicant: Arkray, Inc.Inventors: Hidetoshi Kotera, Takaaki Suzuki, Kensuke Kanda, Yuichiro Noda
-
Publication number: 20100149615Abstract: This vibrating mirror element includes a mirror portion reflecting light, a torsionally deformable beam portion connected to the mirror portion for supporting the mirror portion in a vibratile manner, and a driving portion having a connecting portion connected with the beam portion for driving the mirror portion through the torsionally deformable beam portion. The width of the connecting portion of the driving portion is rendered smaller than the width of a portion of the driving portion other than the connecting portion in plan view.Type: ApplicationFiled: November 9, 2009Publication date: June 17, 2010Applicant: Funai Electric Co., Ltd.Inventors: Hidetoshi Kotera, Isaku Kanno, Manabu Murayama, Naoki Inoue
-
Patent number: 7692795Abstract: A surface plasmon sensor includes a light guide reflection plate, a surface plasmon resonance layer formed on a first surface of the light guide reflection plate, a light emitting unit having a light source disposed on an end surface of the light guide reflection plate, and a light receiving element. The surface plasmon resonance layer includes a metal layer. The light guide reflection plate includes at least one first reflection surface inclined against the first surface. The light guide reflection plate is configured to transmit light emitted by the light source. The at least one first reflection surface is configured reflect the light to the surface plasmon resonance layer. The metal layer is configured to reflect the light reflected by the at least one first reflection surface. The light receiving element is configured to receive the light reflected by the metal layer.Type: GrantFiled: March 15, 2007Date of Patent: April 6, 2010Assignee: OMRON CorporationInventors: Syo Sasaki, Tomohiko Matsushita, Takeo Nishikawa, Natsuko Horiguchi, Hidetoshi Kotera, Hiroo Iwata
-
Publication number: 20100014143Abstract: A vibrating mirror element includes a base member, a substrate made of metal, integrally formed with a mirror portion, a movable portion swingably supporting the mirror portion from both sides and functioning as a lower electrode, and a mounting portion supporting the movable portion and mounted on the base member, a piezoelectric film provided on the movable portion of the substrate and vibrating the mirror portion by application of a periodic voltage, and an upper electrode provided on the piezoelectric film.Type: ApplicationFiled: July 15, 2009Publication date: January 21, 2010Applicant: Funai Electric Co., Ltd.Inventors: Isaku Kanno, Hidetoshi Kotera, Manabu Murayama, Hitoshi Fujii
-
Publication number: 20090107909Abstract: It is intended to provide a microchannel for separating blood plasma whereby blood plasma can be conveniently separated on a microchip. A microchannel comprising: a substrate body (10a); a separation channel (11) which is formed within the substrate body (10a) and extended in the direction parallel to the longitudinal direction of the substrate body (10a); at least two (first and second) connection ports (13a, 14a) which are formed at one end of the separation channel (11) close to the thickness direction perpendicular to the longitudinal direction of the substrate body (10a); and first and second branch channels (13, 14) which are formed within the substrate body (10a) and connected respectively to the first and second connection ports (13a, 14a). In the state where the substrate body (10a) is extended perpendicular to the direction of gravitational force, a blood sample containing blood cells and plasma is flown from one end (11a) side of the separation channel (11).Type: ApplicationFiled: May 22, 2007Publication date: April 30, 2009Inventors: Hidetoshi Kotera, Masao Washizu, Hidehiro Oana
-
Publication number: 20080206828Abstract: A device for introducing a substance into a cell which can realize a high-efficient external substance introduction by means of electro-poration not depending on a cell size, a cell clamping device capable of clamping a cell at many locations, and a flow path forming method capable of efficiently forming a flow path. The device for introducing a substance into a cell (10a) comprises an insulating thin film (2) having a pore (1) and a pair of electrodes (6, 7) disposed on the opposite sides of the film (2) across the pore (1). When a cell (9) is fixed to the pore (1) and a pulse voltage is applied to between the electrodes (6, 7) with a space (5) filled with a fluid containing substance (4) to be introduced into the cell (9), a field concentration to a pore portion is used to destroy a cell membrane to thereby introduce the substance (4) into the cell (9).Type: ApplicationFiled: March 17, 2006Publication date: August 28, 2008Applicant: Kyoto UniversityInventors: Hidetoshi Kotera, Isaku Kanno, Takaaki Suzuki, Masao Washizu
-
Publication number: 20080084595Abstract: A variable shape mirror is composed of a substrate, a lower electrode film which is disposed on the substrate, a piezoelectric film which is disposed on the lower electrode film, an upper electrode film which is disposed on the piezoelectric film, an insulating film which is disposed on the upper electrode film, and a mirror film which is disposed on the insulating film. The lower electrode film, the piezoelectric film, and the upper electrode film function as a driving portion to deform the mirror film. The upper electrode film is divided into a plurality of divided electrodes and the driving portion includes a part which performs main deformation of the mirror film and a part which performs fine adjustment of deformation of the mirror film.Type: ApplicationFiled: October 9, 2007Publication date: April 10, 2008Applicant: Funai Electric Co., Ltd.Inventors: Hideki Chouji, Shigeo Maeda, Hidetoshi Kotera, Isaku Kanno
-
Publication number: 20070222998Abstract: A surface plasmon sensor includes a light guide reflection plate, a surface plasmon resonance layer formed on a first surface of the light guide reflection plate, a light emitting unit having a light source disposed on an end surface of the light guide reflection plate, and a light receiving element. The surface plasmon resonance layer includes a metal layer. The light guide reflection plate includes at least one first reflection surface inclined against the first surface. The light guide reflection plate is configured to transmit light emitted by the light source. The at least one first reflection surface is configured reflect the light to the surface plasmon resonance layer. The metal layer is configured to reflect the light reflected by the at least one first reflection surface. The light receiving element is configured to receive the light reflected by the metal layer.Type: ApplicationFiled: March 15, 2007Publication date: September 27, 2007Applicant: OMRON CorporationInventors: Syo Sasaki, Tomohiro Matsushita, Takeo Nishikawa, Natsuko Horiguchi, Hidetoshi Kotera, Hiroo Iwata